Independent US Healthcare Provider Directory & Public Medical Database Patient Guides

Dr. Mark J. Walterskirchen , MD

Urology • Springfield, MO

Active NPI 1083637524 Individual Practitioner Male Practitioner Accepts Medicare assignment
Practice location in NPPES

1965 S Fremont Ave, Suite 370
Springfield, MO 658042201

Call 4178200300 Location details and other listings
Medical Disclaimer

This profile restates public CMS/NPPES data; T-MedInfo gives no medical advice — consult a licensed professional, and call 911 for emergencies.

Practice Location & Contact Primary Location

Practice Address

1965 S Fremont Ave
Suite 370

Springfield, MO 658042201

Telephone 4178200300
Fax 4178829645
Organization at the Same NPPES Address or Phone
Mercy Hospital Springfield Facility NPI 1982644514

Matched by practice address or phone in NPPES. A shared address or phone does not confirm that this clinician works there.

Other Listings in Public Data

CMS Doctors and Clinicians lists 1 group name: Citizens Memorial Healthcare. See the list

Source: CMS Doctors and Clinicians National Downloadable File, release date unavailable.

Listings do not confirm current availability, employment or a shared ownership network.

Medicare Profile & Education

Source: CMS Doctors and Clinicians National Downloadable File

Medical School

University Of Washington School Of Medicine

Graduation Year

1991

Medicare patients

414 people with Original Medicare in 2024

Different Original Medicare patients in 2024; counts below 11 are hidden; this does not show availability or quality.

Source: CMS, Medicare Physician & Other Practitioners – by Provider, 2024.

Medicare-allowed amount

About $57,155 in 2024

The total amount Medicare approved for these services in 2024. It includes what Medicare paid and what patients or their other insurance owed, such as the deductible and coinsurance.

What this does not show: Medicare-allowed amount

This is not the clinician's income. Part of it can go to a clinic or group practice, staff, equipment or drugs. It is not the price you will pay.

Source: CMS, Medicare Physician & Other Practitioners – by Provider and Service, 2024.

Paid by Medicare

About $40,967 in 2024

The part of the Medicare-allowed amount that Medicare itself paid in 2024, after patients' deductibles and coinsurance.

What this does not show: Paid by Medicare

This is not the clinician's income and not a measure of quality.

Source: CMS, Medicare Physician & Other Practitioners – by Provider and Service, 2024.

30-day fills

2,758 standardized 30-day fills in 2024

CMS converts prescriptions to 30-day supplies so they can be compared. A 90-day prescription counts as about three 30-day fills.

What this does not show: 30-day fills

It is not a count of patients and not a measure of quality.

Part D drug cost

$157,524 in 2024

The total cost of these prescriptions in 2024, paid by Medicare drug plans, patients and other payers together.

What this does not show: Part D drug cost

A higher cost often reflects the type of medicines a specialty uses. It is not your out-of-pocket cost and not a measure of quality.

Source: CMS, Medicare Part D Prescribers – by Provider and Drug, 2024.

Open Payments general payments, program year 2025

All general payments: $593.13 across 21 records.

By nature of payment

  • Food and Beverage: $593.13 across 21 records.

Reporting-company totals (3 largest of 11)

  • Procept Biorobotics Corporation: $184.59 across 3 records.
  • Teleflex LLC: $81.97 across 2 records.
  • Janssen Pharmaceuticals, Inc: $72.07 across 4 records.

A reported payment does not necessarily mean the financial relationship is improper and is not a measure of care quality. Clinicians can review and dispute these records.

See the full table

Source: Calculated by T-MedInfo from CMS Open Payments general-payment records for program year 2025 (published June 30, 2026).

Guide: How to read an Open Payments record

Years since graduation

35 years (graduated 1991)

CMS Doctors and Clinicians data list 1991 as the year this clinician finished professional school.

What this does not show: Years since graduation

It is not the number of years in practice, and more years does not mean better care.

Source: CMS Doctors and Clinicians National Downloadable File.

NPI first issued

2006

The year this clinician's National Provider Identifier (NPI) was issued. An NPI is a unique 10-digit ID that US health care providers use for billing.

What this does not show: NPI first issued

NPIs have been issued only since 2005, so this year is not necessarily when the clinician started practicing.

Source: CMS NPPES NPI Registry.

Accepts Medicare assignment

CMS data list this clinician as accepting Medicare assignment. This means agreeing to take the Medicare-approved amount as full payment for covered services.

Medicare assignment applies to Original Medicare. It does not tell you whether the clinician is in a Medicare Advantage plan's network, accepts other insurance, or is taking new patients.

Source: CMS Doctors and Clinicians; Medicare.gov, “Does your provider accept Medicare as full payment?”

Guide: What Medicare assignment means

No telehealth indicator

CMS shows this indicator only when recent Medicare claims include telehealth services. The clinician may still offer telehealth; ask the office.

Source: CMS, Telehealth Indicator on Medicare Care Compare (fact sheet, January 2023); CMS Doctors and Clinicians.

Guide: How Medicare covers telehealth

Enrolled in Medicare (PECOS)

Dr. Walterskirchen has a Medicare enrollment record in PECOS, the CMS system clinicians use to enroll so they can bill Medicare or order services for people with Medicare.

It does not show whether the clinician accepts assignment, is in your plan's network, or is taking new patients.

Source: CMS Medicare Fee-For-Service Public Provider Enrollment (PECOS); CMS Order and Referring file.

Guide: What Medicare enrollment (PECOS) means

Can order Medicare-covered services

CMS lists Dr. Walterskirchen as eligible to order or refer Medicare Part B clinical laboratory and imaging services, durable medical equipment (DME) and home health services for people with Medicare.

What this does not show: Can order Medicare-covered services

It does not mean the clinician offers these services directly.

Source: CMS Medicare Fee-For-Service Public Provider Enrollment (PECOS); CMS Order and Referring file.

Guide: What ordering and referring status means

Compared with the same specialty in Springfield and Missouri

Billing and prescribing volume is not a quality rating.

Medicare Part B services

Fewer Medicare Part B services than 90% of clinicians listed under Urology in Springfield, MO (2024, 11 clinicians with data). Median for this group: 2,109. Middle half: 1,658 to 2,836.

Fewer Medicare Part B services than 70% of clinicians listed under Urology in Missouri (2024, 172 clinicians with data). Median for this group: 1,901. Middle half: 597 to 3,817.

Medicare-allowed amount

A lower Medicare-allowed amount than 90% of clinicians listed under Urology in Springfield, MO (2024, 11 clinicians with data). Median for this group: $128,710. Middle half: $116,714 to $146,694.

A lower Medicare-allowed amount than 70% of clinicians listed under Urology in Missouri (2024, 172 clinicians with data). Median for this group: $121,499. Middle half: $55,868 to $194,514.

Paid by Medicare

A lower Medicare payment amount than 90% of clinicians listed under Urology in Springfield, MO (2024, 11 clinicians with data). Median for this group: $94,420. Middle half: $85,792 to $108,827.

A lower Medicare payment amount than 70% of clinicians listed under Urology in Missouri (2024, 172 clinicians with data). Median for this group: $89,717. Middle half: $39,830 to $145,316.

Medicare Part D prescriptions

Fewer Part D prescriptions than 80% of clinicians listed under Urology in Springfield, MO (2024, 11 clinicians with data). Median for this group: 2,316. Middle half: 1,857 to 3,385.

More Part D prescriptions than 60% of clinicians listed under Urology in Missouri (2024, 204 clinicians with data). Median for this group: 1,173. Middle half: 272 to 2,309.

Part D drug cost

Close to the middle for clinicians listed under Urology in Springfield, MO (2024, 11 clinicians with data). Median for this group: $157,524. Middle half: $90,912 to $278,600.

A higher Part D drug cost than 60% of clinicians listed under Urology in Missouri (2024, 204 clinicians with data). Median for this group: $84,186. Middle half: $17,892 to $285,339.

17 active clinicians are listed under Urology with a practice address in Springfield, MO (266 in Missouri).

Addresses are self-reported to NPPES and may be out of date.

Telehealth indicator in Springfield

5.9% of these 17 clinicians have the CMS telehealth indicator.

64.7% of these 17 clinicians are listed by CMS as accepting Medicare assignment.

Sources: CMS Medicare Physician & Other Practitioners (2024), CMS Medicare Part D Prescribers (2024), CMS Open Payments (2025), CMS Doctors and Clinicians, CMS NPPES NPI Registry. Specialty names follow the NUCC Health Care Provider Taxonomy.

Text: T-MedInfo · Report an error.

Pharma & Medical Device Financial Disclosures

Payments and other transfers of value that drug and medical device companies reported to CMS Open Payments

Open Payments · Program Year 2025
Disclosure Year:

Program year 2025 (payments made January 1 – December 31, 2025): 21 records totaling $593.13.

Manufacturer Payment Nature Product Type Amount ($)
Procept Biorobotics Corporation
Food and Beverage
In-kind items and services
AQUABEAM ROBOTIC SYSTEM General $90.74
Procept Biorobotics Corporation
Food and Beverage
In-kind items and services
AQUABEAM ROBOTIC SYSTEM General $85.00
Teleflex LLC
Food and Beverage
In-kind items and services
BARRIGEL General $65.28
Dendreon Pharmaceuticals LLC
Food and Beverage
In-kind items and services
PROVENGE General $35.02
Dendreon Pharmaceuticals LLC
Food and Beverage
In-kind items and services
PROVENGE General $28.85
Medtronic, Inc.
Food and Beverage
In-kind items and services
INTERSTIM General $25.99
Endo USA, Inc.
Food and Beverage
In-kind items and services
XIAFLEX General $22.80
UROGEN PHARMA, INC.
Food and Beverage
In-kind items and services
— General $21.52
Olympus America Inc.
Food and Beverage
In-kind items and services
iTIND System General $21.02
Janssen Pharmaceuticals, Inc
Food and Beverage
In-kind items and services
ERLEADA General $20.14
Boston Scientific Corporation
Food and Beverage
In-kind items and services
SpaceOAR VUE System - 10mL General $18.77
Janssen Pharmaceuticals, Inc
Food and Beverage
In-kind items and services
ERLEADA General $17.80
Medtronic, Inc.
Food and Beverage
In-kind items and services
INTERSTIM General $17.40
Pfizer Inc.
Food and Beverage
In-kind items and services
XTANDI General $17.29
Janssen Pharmaceuticals, Inc
Food and Beverage
In-kind items and services
ERLEADA General $17.09
Janssen Pharmaceuticals, Inc
Food and Beverage
In-kind items and services
ERLEADA General $17.04
Teleflex LLC
Food and Beverage
In-kind items and services
BARRIGEL General $16.69
COLOPLAST CORP
Food and Beverage
In-kind items and services
Titan General $16.44
Olympus America Inc.
Food and Beverage
In-kind items and services
iTIND System General $14.77
COLOPLAST CORP
Food and Beverage
In-kind items and services
Luja Coude General $14.63
Procept Biorobotics Corporation
Food and Beverage
In-kind items and services
AQUABEAM ROBOTIC SYSTEM General $8.85

Source: CMS Open Payments, program year 2025, released June 30, 2026.

Performed Procedures & Service Volume

Services billed to Original Medicare Part B in 2024.

CMS Part B · Data Year 2024
Reporting Year:

CPT® is a registered trademark of the American Medical Association. CPT codes, descriptions and other data only are copyright 2016–2023 American Medical Association. All rights reserved. Applicable FARS/HHSARS apply. Descriptions of CPT codes are the AMA's CPT Consumer Friendly Descriptors as published by CMS in the Medicare Physician & Other Practitioners – by Provider and Service data, 2017–2024; they are plain-language summaries, not for clinical coding or documentation. HCPCS Level II codes and descriptions are from CMS. Fee schedules, relative value units, conversion factors and/or related components are not assigned by the AMA, are not part of CPT, and the AMA is not recommending their use. The AMA does not directly or indirectly practice medicine or dispense medical services. The AMA assumes no liability for data contained or not contained herein.

HCPCS Code Services Patients Submitted Charge Medicare Allowed
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more
197 158 $181.96 $90.57
99213 Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more
142 122 $120.40 $61.30
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more
77 76 $59.00 $33.01
52000 Diagnostic exam of bladder and urethra using an endoscope
71 57 $574.54 $74.62
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more
54 54 $307.69 $124.42
52356 Crushing of stone of ureter with insertion of stent using an endoscope
22 20 $1200.00 $401.53
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more
22 22 $178.00 $76.87
55700 Biopsy of prostate gland
18 17 $692.50 $121.10
52332 Insertion of stent in ureter using an endoscope
17 15 $1277.00 $118.03
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes
11 11 $286.00 $121.69

Source: CMS Part B by Provider and Service, 2024; services under 11 beneficiaries omitted by CMS. Privacy limits

Submitted charges are billed amounts, not a price quote for your visit.

Medicare Part D Prescribing Profile & Medications

Medicare Part D prescriptions filled, including refills, in 2024.

CMS Part D · Data Year 2024
Prescription Year:
Brand Name Generic Name Prescriptions Day Supply Total Cost Patients
Tamsulosin Hcl Tamsulosin Hcl 400 28,386 $4,384.55 146
Cephalexin Cephalexin 170 808 $478.65 138
Myrbetriq Mirabegron 149 7,474 $112,383.46 40
Finasteride Finasteride 140 9,616 $1,180.62 42
Hydrocodone-Acetaminophen Hydrocodone/Acetaminophen 132 521 $432.25 118
Ciprofloxacin Hcl Ciprofloxacin Hcl 107 421 $331.53 92
Solifenacin Succinate Solifenacin Succinate 94 5,652 $6,944.70 29
Oxybutynin Chloride Oxybutynin Chloride 84 533 $327.93 72
Levofloxacin Levofloxacin 65 289 $124.38 57
Sulfamethoxazole-Trimethoprim Sulfamethoxazole/Trimethoprim 43 178 $101.84 38
Oxybutynin Chloride Er Oxybutynin Chloride 37 2,261 $506.37 14
Estradiol Estradiol 34 3,288 $2,635.74 21
Potassium Citrate Er Potassium Citrate 22 1,170 $1,233.73 —
Nitrofurantoin Mono-Macro Nitrofurantoin Monohyd/M-Cryst 21 114 $146.84 15
Gemtesa Vibegron 19 758 $12,273.97 —
Alfuzosin Hcl Er Alfuzosin Hcl 18 840 $215.74 —
Gabapentin Gabapentin 17 585 $157.44 —
Meloxicam Meloxicam 13 137 $22.18 13
Desmopressin Acetate Desmopressin Acetate 13 368 $668.39 —
Dutasteride Dutasteride 13 410 $134.53 —
Fluconazole Fluconazole 12 106 $69.10 —
Megestrol Acetate Megestrol Acetate 12 360 $185.00 —
Nitrofurantoin Nitrofurantoin Macrocrystal 12 260 $1,255.02 —
Ketorolac Tromethamine Ketorolac Tromethamine 12 60 $81.53 12
Elmiron Pentosan Polysulfate Sodium 11 330 $11,248.71 —

Source: CMS Part D by Provider and Drug, 2024; rows below 11 claims omitted by CMS; volume isn’t quality. Privacy limits

Specialties & License Numbers Reported to NPPES

Self-certified to NPPES: 2026-01-15
Urology Primary Specialty

NUCC Taxonomy Code: 208800000X

License # reported to NPPES WA MD00048487

A urologist manages benign and malignant medical and surgical disorders of the genitourinary system and the adrenal gland. This specialist has comprehensive knowledge of and skills in endoscopic, percutaneous and open surgery of congenital and acquired conditions of the urinary and reproductive systems and their contiguous structures.

Urology

NUCC Taxonomy Code: 208800000X

License # reported to NPPES MO 2000155025

A urologist manages benign and malignant medical and surgical disorders of the genitourinary system and the adrenal gland. This specialist has comprehensive knowledge of and skills in endoscopic, percutaneous and open surgery of congenital and acquired conditions of the urinary and reproductive systems and their contiguous structures.

Check License Status with the State Board License numbers are self-reported to NPPES; T-MedInfo does not confirm them against state records. Current status: Missouri Board of Registration for the Healing Arts.
Look Up on State Board Site

Additional State Medicaid & Healthcare Payer Identifiers

Medicaid ID
204964605 (MO)
Other Identifier Rr Medicare Prov. #
340017773 (MO)
Other Identifier Npi #
1083637524 (MO)

Medicare (PECOS) Enrollment & Ordering Eligibility

Source: CMS PECOS
Medicare FFS Enrollment Status Medicare Enrollment on File
CMS Provider Specialty

PRACTITIONER - UROLOGY

Medicare Enrollment ID

I20060816000134

Enrollment State Jurisdiction

MO

PECOS Control ID

2466455308

Medicare Order & Referring Eligibility
Clinical Lab & Imaging (Part B) Eligible
Durable Medical Equipment (DME) Eligible
Home Health Agency (HHA) Eligible
Power Mobility Devices (PMD) Eligible

Sources: CMS Provider Enrollment and Order and Referring. Medicare enrollment is a billing status, not an accreditation or quality rating.

Medicare Group Practice Enrollments

Source: CMS Doctors and Clinicians National Downloadable File

Citizens Memorial Healthcare

1500 N Oakland Ave, Bolivar, MO 656133099

Phone: 4173286040

Citizens Memorial Healthcare

None, Bolivar, MO 65613

Phone: 4173286631

Citizens Memorial Healthcare

1500 N Oakland, Bolivar, MO 656133011

Citizens Memorial Healthcare

1155 W Parkview, Bolivar, MO 656137800

Citizens Memorial Healthcare

1155 W Parkview St, Bolivar, MO 656137800

Phone: 4173262550

Clinicians Sharing This Practice Address or Phone

Clinicians sharing this NPPES address, phone or fax; a shared contact does not mean they work together.

5 listed
Melissa Johnson , PA

Physician Assistant

NPI 1710231139

Physician Assistant

NPI 1841330412

Doctor of Medicine (M.D.)

NPI 1932463940

Doctor of Osteopathic Medicine (D.O.)

NPI 1205834074

Doctor of Medicine (M.D.)

David Williams , NP

Nurse Practitioner - Family

NPI 1215520820

Nurse Practitioner

Career & Practice History Timeline

Changes recorded in monthly NPPES data files: addresses, names, credentials, specialties and NPI status

7 Historical Events
🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) January 15, 2026

Urology (license number reported to NPPES: MO 2000155025)

âś…
NPI Profile Active September 20, 2012

NPI status registered as active in NPPES database

📍
Practice Location (Initial Record) September 20, 2012

Registered at 1965 S FREMONT AVE, SUITE 370, SPRINGFIELD, MO 658042201 (Tel: 4178200300)

📍
Business Mailing Address (Initial Record) September 20, 2012

Registered at PO BOX 2580, SPRINGFIELD, MO 658012580 (Tel: 4178294620)

👤
Provider Name / Credentials (Initial Record) September 20, 2012

Recorded as MARK WALTERSKIRCHEN, M.D.

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) September 20, 2012

Urology (license number reported to NPPES: WA MD00048487)

🟢
Initial NPI Registration & Enumeration July 25, 2006

First registered as active Individual Practitioner in NPPES Database.

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NPI Administrative Meta

NPI Number: 1083637524
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: July 25, 2006
Last Update: January 15, 2026
Sole Proprietor: No

Other Urology Specialists in Springfield

All Urology Specialists in Springfield

Mailing Address

Po Box 2580

Springfield, MO 658012580

Phone: 4178294620

About This Data NPPES fields (address, phone, specialty, license) are self-reported and may be outdated; Medicare fields follow the CMS dataset named in each section. Correct directly at NPPES.