Independent US Healthcare Provider Directory & Public Medical Database Patient Guides

Ashley Silvey , AGACNP-BC

Nurse Practitioner โ€ข Mesa, AZ

Active NPI 1235995481 Individual Practitioner Female Practitioner Accepts Medicare assignment
Practice location in NPPES

5555 E Baseline Rd
Mesa, AZ 852064709

Call 4803930575 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

5555 E Baseline Rd

Mesa, AZ 852064709

Telephone 4803930575
Organization at the Same NPPES Address or Phone
Reddy Gi Associates Facility NPI 1194957241

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

NPPES lists 1 additional practice-address record in Gilbert, AZ. See the list

Source: CMS NPPES NPI Registry, practice location records; release date unavailable.

CMS Doctors and Clinicians lists 1 group name: Ochsner Clinic Llc. 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

2023

Medicare patients

27 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 $4,025 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 $3,207 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.

Industry payments (Open Payments)

No Open Payments records are listed for this clinician for 2021โ€“2025.

Guide: How to read an Open Payments record

Years since graduation

3 years (graduated 2023)

CMS Doctors and Clinicians data list 2023 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

2024

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

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)

Ashley Silvey 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 Ashley Silvey 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 85% of clinicians listed under Nurse Practitioner in Mesa, AZ (2024, 36 clinicians with data). Median for this group: 251. Middle half: 76 to 544.

Fewer Medicare Part B services than 90% of 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

A lower Medicare-allowed amount than 80% of 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.

A lower Medicare-allowed amount than 85% of 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

A lower Medicare payment amount than 80% of 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.

A lower Medicare payment amount than 85% of 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.

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 Doctors and Clinicians, CMS NPPES NPI Registry. Specialty names follow the NUCC Health Care Provider Taxonomy.

Text: T-MedInfo ยท Report an error.

Performed Procedures & Service Volume

Services billed to Original Medicare Part B in 2024.

CMS Part B ยท Data Year 2024

CPTยฎ is a registered trademark of the American Medical Association. CPT codes, descriptions and other data only are copyright 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, 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
99291 Critical care, first 30-74 minutes
23 23 $605.00 $174.99

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.

Specialties & License Numbers Reported to NPPES

Self-certified to NPPES: 2026-07-15
Nurse Practitioner Primary Specialty

NUCC Taxonomy Code: 363L00000X

License # reported to NPPES AZ 338288

(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 - Critical Care Medicine

NUCC Taxonomy Code: 363LC0200X

License # reported to NPPES LA 234885
Registered Nurse - Flight

NUCC Taxonomy Code: 163WF0300X

License # reported to NPPES LA RN159407
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

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

I20240724003069

Enrollment State Jurisdiction

LA

PECOS Control ID

3476099607

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

Ochsner Clinic Llc

1514 Jefferson Hwy, New Orleans, LA 701212429

Phone: 5048423000

Secondary Practice Locations

4001 E Baseline Rd Ste 102-103

Gilbert, AZ 852342726

Phone: 4805658045

Clinicians Sharing This Practice Address or Phone

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

15 listed
Dr. James Burgess , MD

Internal Medicine - Gastroenterology

NPI 1235118589

Doctor of Medicine (M.D.)

Jennifer Culbert , NP

Nurse Practitioner - Family

NPI 1952985889

Nurse Practitioner

Steven Kalfus , NP

Nurse Practitioner

NPI 1801938865

Nurse Practitioner

Dr. Prashant Krishnan , MD

Internal Medicine - Gastroenterology

NPI 1689883993

Doctor of Medicine (M.D.)

Ayn Larson , PA

Physician Assistant

NPI 1740656172

Physician Assistant

NPI 1396701694

Doctor of Medicine (M.D.)

Career & Practice History Timeline

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

9 Historical Events
๐Ÿ“
Updated Practice Location July 15, 2026

Registered at 5555 E BASELINE RD, MESA, AZ 852064709 (Tel: 4803930575)

๐Ÿ“
Updated Business Mailing Address July 15, 2026

Registered at 5555 E BASELINE RD, MESA, AZ 852064709 (Tel: 4803930575)

๐ŸŽ“
Medical Taxonomy / Specialty Registered (Primary Specialty) July 15, 2026

Nurse Practitioner (license number reported to NPPES: LA 234885)

โœ…
NPI Profile Active February 26, 2024

NPI status registered as active in NPPES database

๐Ÿ“
Practice Location (Initial Record) February 26, 2024

Registered at 1514 JEFFERSON HWY, MICU - MEDICAL INTENSIVE CARE UNIT, NEW ORLEANS, LA 70121 (Tel: 5048423000)

๐Ÿ“
Business Mailing Address (Initial Record) February 26, 2024

Registered at 1514 JEFFERSON HWY, MICU - MEDICAL INTENSIVE CARE UNIT, NEW ORLEANS, LA 70121

๐Ÿ‘ค
Provider Name / Credentials (Initial Record) February 26, 2024

Recorded as ASHLEY SILVEY, AGACNP-BC

๐ŸŽ“
Medical Taxonomy / Specialty Registered (Primary Specialty) February 26, 2024

Registered Nurse (license number reported to NPPES: LA RN159407)

๐ŸŸข
Initial NPI Registration & Enumeration February 26, 2024

First registered as active Individual Practitioner in NPPES Database.

No reviews have been published yet. Leave a review.

NPI Administrative Meta

NPI Number: 1235995481
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: February 26, 2024
Last Update: July 15, 2026
Sole Proprietor: No

Other Nurse Practitioners in Mesa

All Nurse Practitioners in Mesa

Mailing Address

5555 E Baseline Rd

Mesa, AZ 852064709

Phone: 4803930575

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.