Independent US Healthcare Provider Directory & Public Medical Database Patient Guides

Kimberly Ann Telfer , FNP

Nurse Practitioner โ€ข Mesa, AZ

Active NPI 1538708003 Individual Practitioner Female Practitioner Accepts Medicare assignment Telehealth (some services)
Practice location in NPPES

4555 E Inverness Ave, Ste 112
Mesa, AZ 852064630

Call 4803610110 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

4555 E Inverness Ave
Ste 112

Mesa, AZ 852064630

Telephone 4803610110
Fax 4808303901
Organization at the Same NPPES Address or Phone
Valley Oximetry Incorporated Facility NPI 1700844610

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: Valley Sleep Physicians Inc. 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

Graduation Year

2018

Medicare patients

195 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 โ€“ by Provider, 2024.

Medicare-allowed amount

About $23,093 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 โ€“ by Provider and Service, 2024.

Paid by Medicare

About $16,902 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 โ€“ by Provider and Service, 2024.

30-day fills

70 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

$2,444 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 โ€“ by Provider and Drug, 2024.

Open Payments general payments, program year 2024

All general payments: $50.67 across 2 records.

By nature of payment

  • Food and Beverage: $50.67 across 2 records.

Reporting-company totals

  • HARMONY BIOSCIENCES LLC: $26.12 across 1 record.
  • Avadel CNS Pharmaceuticals, LLC: $24.55 across 1 record.

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 2024 (published June 30, 2026).

Guide: How to read an Open Payments record

Years since graduation

8 years (graduated 2018)

CMS Doctors and Clinicians data list 2018 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

2020

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, โ€œDoes your provider accept Medicare as full payment?โ€

Guide: What Medicare assignment means

Telehealth (some services)

Recent Medicare claims show this clinician provided some services by telehealth, such as a video or phone visit.

What this does not show: Telehealth (some services)

It does not mean all services are offered by telehealth, or that telehealth is covered by your plan.

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)

Kimberly Telfer 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 Kimberly Telfer 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 Mesa and Arizona

Billing and prescribing volume is not a quality rating.

Medicare Part B services

Fewer Medicare Part B services than 60% of clinicians listed under Nurse Practitioner in Mesa, AZ (2024, 36 clinicians with data). Median for this group: 251. Middle half: 76 to 544.

Close to the middle for clinicians listed under Nurse Practitioner in Arizona (2024, 618 clinicians with data). Median for this group: 304. Middle half: 114 to 768.

Medicare-allowed amount

Close to the middle for clinicians listed under Nurse Practitioner in Mesa, AZ (2024, 36 clinicians with data). Median for this group: $23,495. Middle half: $6,889 to $45,478.

Close to the middle for clinicians listed under Nurse Practitioner in Arizona (2024, 618 clinicians with data). Median for this group: $24,217. Middle half: $9,430 to $60,508.

Paid by Medicare

Close to the middle for clinicians listed under Nurse Practitioner in Mesa, AZ (2024, 36 clinicians with data). Median for this group: $17,415. Middle half: $5,533 to $36,016.

Close to the middle for clinicians listed under Nurse Practitioner in Arizona (2024, 618 clinicians with data). Median for this group: $17,824. Middle half: $6,512 to $45,984.

Medicare Part D prescriptions

Fewer Part D prescriptions than 85% of clinicians listed under Nurse Practitioner in Mesa, AZ (2024, 42 clinicians with data). Median for this group: 415. Middle half: 98 to 990.

Fewer Part D prescriptions than 80% of clinicians listed under Nurse Practitioner in Arizona (2024, 705 clinicians with data). Median for this group: 368. Middle half: 91 to 1,188.

Part D drug cost

A lower Part D drug cost than 75% of clinicians listed under Nurse Practitioner in Mesa, AZ (2024, 42 clinicians with data). Median for this group: $13,028. Middle half: $3,054 to $132,827.

A lower Part D drug cost than 70% of clinicians listed under Nurse Practitioner in Arizona (2024, 705 clinicians with data). Median for this group: $19,716. Middle half: $1,586 to $167,412.

83 active clinicians are listed under Nurse Practitioner with a practice address in Mesa, AZ (1,430 in Arizona).

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

Telehealth indicator in Mesa

12% of these 83 clinicians have the CMS telehealth indicator.

49.4% of these 83 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 (2024), CMS Doctors and Clinicians, CMS NPPES NPI Registry. Specialty names follow the NUCC Health Care Provider Taxonomy.

Text: T-MedInfo ยท 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 ยท Program Year 2024
Disclosure Year:

Program year 2024 (payments made January 1 โ€“ December 31, 2024): fewer than 11 records totaling $50.67.

Manufacturer Payment Nature Product Type Amount ($)
HARMONY BIOSCIENCES LLC
Food and Beverage
Cash or cash equivalent
WAKIX General $26.12
Avadel CNS Pharmaceuticals, LLC
Food and Beverage
In-kind items and services
LUMRYZ General $24.55

Source: CMS Open Payments, program year 2024, released June 30, 2026.

Performed Procedures & Service Volume

Services billed to Original Medicare Part B in 2024.

CMS Part B ยท Data Year 2024
Reporting Year:

CPTยฎ is a registered trademark of the American Medical Association. CPT codes, descriptions and other data only are copyright 2019โ€“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 โ€“ by Provider and Service data, 2020โ€“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
173 156 $184.00 $104.40
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more
38 38 $195.00 $132.41

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 ยท Data Year 2024
Prescription Year:
Brand Name Generic Name Prescriptions Day Supply Total Cost Patients
Zolpidem Tartrate Zolpidem Tartrate 14 453 $114.61 โ€”
Doxepin Hcl Doxepin Hcl 14 750 $2,053.69 โ€”
Trazodone Hcl Trazodone Hcl 12 480 $47.50 โ€”
Temazepam Temazepam 11 330 $228.58 โ€”

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: 2022-11-15
Nurse Practitioner Primary Specialty

NUCC Taxonomy Code: 363L00000X

License # reported to NPPES AZ 263215

(1) A registered nurse provider with a graduate degree in nursing prepared for advanced practice involving independent and interdependent decision making and direct accountability for clinical judgment across the health care continuum or in a certified specialty. (2) A registered nurse who has completed additional training beyond basic nursing education and who provides primary health care services in accordance with state nurse practice laws or statutes. Tasks performed by nurse practitioners vary with practice requirements mandated by geographic, political, economic, and social factors. Nurse practitioner specialists include, but are not limited to, family nurse practitioners, gerontological nurse practitioners, pediatric nurse practitioners, obstetric-gynecologic nurse practitioners, and school nurse practitioners.

Nurse Practitioner

NUCC Taxonomy Code: 363L00000X

License # reported to NPPES IL 209020467

(1) A registered nurse provider with a graduate degree in nursing prepared for advanced practice involving independent and interdependent decision making and direct accountability for clinical judgment across the health care continuum or in a certified specialty. (2) A registered nurse who has completed additional training beyond basic nursing education and who provides primary health care services in accordance with state nurse practice laws or statutes. Tasks performed by nurse practitioners vary with practice requirements mandated by geographic, political, economic, and social factors. Nurse practitioner specialists include, but are not limited to, family nurse practitioners, gerontological nurse practitioners, pediatric nurse practitioners, obstetric-gynecologic nurse practitioners, and school nurse practitioners.

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: Arizona Medical Board.
Look Up on State Board Site

Additional State Medicaid & Healthcare Payer Identifiers

Medicaid ID
109074 (AZ)

Medicare (PECOS) Enrollment & Ordering Eligibility

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

PRACTITIONER - NURSE PRACTITIONER

Medicare Enrollment ID

I20220104000642

Enrollment State Jurisdiction

AZ

PECOS Control ID

5597196162

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

Valley Sleep Physicians Inc

4555 E Inverness Ave, Mesa, AZ 852064630

Phone: 4803610110

Clinicians Sharing This Practice Address or Phone

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

4 listed
Joann Caley , FNP-C

Nurse Practitioner - Family

NPI 1396300786

Family Nurse Practitioner (Certified)

Isabella Izdebski

Nurse Practitioner - Family

NPI 1679017586
Dr. Sarah Kuper , MD

Internal Medicine - Sleep Medicine

NPI 1447782487

Doctor of Medicine (M.D.)

Tiffany Luc , NP

Nurse Practitioner - Family

NPI 1164108205

Nurse Practitioner

Career & Practice History Timeline

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

13 Historical Events
๐Ÿ‘ค
Provider Name / Credentials Updated November 15, 2022

Recorded as KIMBERLY TELFER, FNP

๐ŸŽ“
Medical Taxonomy / Specialty Registered (Primary Specialty) November 15, 2022

Nurse Practitioner (license number reported to NPPES: IL 209020467)

๐Ÿ“
Updated Practice Location December 23, 2021

Registered at 4555 E INVERNESS AVE, STE 112, MESA, AZ 852064630 (Tel: 4803610110)

๐Ÿ“
Updated Business Mailing Address December 23, 2021

Registered at PO BOX 30388, MESA, AZ 852750388 (Tel: 4808303902)

๐ŸŽ“
Medical Taxonomy / Specialty Registered (Primary Specialty) December 23, 2021

Nurse Practitioner (license number reported to NPPES: AZ 263215)

๐Ÿ“
Updated Business Mailing Address February 17, 2020

Registered at 676 N SAINT CLAIR ST STE 7-701, CHICAGO, IL 606112927 (Tel: 3126952520)

๐ŸŽ“
Medical Taxonomy / Specialty Registered (Primary Specialty) February 17, 2020

Nurse Practitioner (license number reported to NPPES: IL 209020467)

โœ…
NPI Profile Active January 02, 2020

NPI status registered as active in NPPES database

๐Ÿ“
Practice Location (Initial Record) January 02, 2020

Registered at 676 N SAINT CLAIR ST STE 7-701, CHICAGO, IL 606112927 (Tel: 3126952520)

๐Ÿ“
Business Mailing Address (Initial Record) January 02, 2020

Registered at 2459 N HALSTED ST APT 3, CHICAGO, IL 606142403 (Tel: 2197185665)

๐Ÿ‘ค
Provider Name / Credentials (Initial Record) January 02, 2020

Recorded as KIMBERLY TITAK, FNP

๐ŸŽ“
Medical Taxonomy / Specialty Registered (Primary Specialty) January 02, 2020

Family Medicine (license number reported to NPPES: IL 209.020467)

๐ŸŸข
Initial NPI Registration & Enumeration January 02, 2020

First registered as active Individual Practitioner in NPPES Database.

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NPI Administrative Meta

NPI Number: 1538708003
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: January 02, 2020
Last Update: November 15, 2022
Sole Proprietor: Yes

Other Nurse Practitioners in Mesa

All Nurse Practitioners in Mesa

Mailing Address

Po Box 30388

Mesa, AZ 852750388

Phone: 4808303902

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.