NPPES file of Aug 9, 2026

Brett Kenneth Irving, MD

Internal Medicine Physician · Philadelphia, PA

Brett Kenneth Irving, MD is an internal medicine physician with a practice address in Philadelphia, Pennsylvania, and NPI 1245837848, issued on Oct 6, 2020. Check the license (Pennsylvania MT220750, as entered in NPPES) on the Pennsylvania Department of State (PALS); the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1245837848
Name
Brett Kenneth Irving
Credential
MD
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
MT220750 PA
Self-reported in NPPES; status is on the state search
Practice location
800 Spruce St, Philadelphia, PA 19107
Phone
(215) 829-3309
Enumerated
Oct 6, 2020
Record last updated
Oct 6, 2020 (not updated in 6 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20230919000041); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 800 Spruce St

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Ahmad Abdalla, MDInternal Medicine Physician1730981127
  2. Annabelle Abdo, DOObstetrics & Gynecology Physician1518583665
  3. Omar AbdounStudent in an Organized Health Care Education/Training Program1669260279
  4. Monica Aber, CRNPAcute Care Nurse Practitioner1922876820
  5. Jennifer Acquaviva, MPTSpecialist1346366820
  6. Sarah Adams, DOStudent in an Organized Health Care Education/Training Program1184327108

Verify Brett Kenneth Irving in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersPennsylvania Department of State (PALS)
    Search for license MT220750
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Pennsylvania license search

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99% fewer Medicare Part D claims than the average internal medicine physician in 2024

17 Medicare Part D claims for 11 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.

  1. Brett Irving17
  2. Specialty average3,176

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Bills Medicare through one group practice

  1. Clinical Care Associates OF The University OF Pennsylvania Health.Philadelphia, PA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Brett Kenneth Irving among 7,300 internal medicine physician records in Pennsylvania

Brett Kenneth Irving, MD is one of 7,300 internal medicine physician records with a practice address in Pennsylvania. 78% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2020, is newer than 77% of them.

  • NPI issued2020 · 77% of these records are older, 19% newer
  • In a Medicare fileYes · 78% of these records are
  • In the CMS Doctors and Clinicians fileYes · 58% of these records are
  • Graduated2014 · median 2008 among the 4,208 with a school on file
  • Record last updated2020 · 56% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Pennsylvania practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

1,855 internal medicine physician records list a practice address in Philadelphia

They are 1,855 of the 42,849 NPPES records with a practice address in Philadelphia, and 7,300 internal medicine physician records in Pennsylvania.

The 8 internal medicine physician records with the nearest ZIP codes

  1. William Brady, MDPhiladelphia, PA 191071831187731
  2. Eileen Carpenter, MDPhiladelphia, PA 191071205805827
  3. Lillian Cohn, M.D.Philadelphia, PA 191071538160825
  4. Allan Crimm, M.D.Philadelphia, PA 191071720089170
  5. Lewis Deeugenio, M.D.Philadelphia, PA 191071780664847
  6. Richard Feldman, MDPhiladelphia, PA 191071417958661
  7. Jane Fitzpatrick, MDPhiladelphia, PA 191071003880675
  8. Zuleika Font, M.D.Philadelphia, PA 191071760483945

Common questions

What is Brett Kenneth Irving, MD's NPI number?

Brett Kenneth Irving, MD's National Provider Identifier (NPI) is 1245837848, issued on Oct 6, 2020. An NPI identifies a provider in billing; it is not a license.

Where is Brett Kenneth Irving, MD located?

The NPPES record lists a practice address at 800 Spruce St, Philadelphia, PA, 19107. Phone: (215) 829-3309. Providers update this record themselves, so call before visiting.

How can I verify Brett Kenneth Irving, MD's license?

NPPES lists Pennsylvania license number MT220750, as entered by the provider. Search the Pennsylvania Department of State (PALS) at https://www.pals.pa.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Brett Kenneth Irving, MD prescribe under Medicare Part D?

In 2024, Brett Kenneth Irving, MD had 17 Medicare Part D claims for 11 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.