Matthew James Bierowski, MD
Internal Medicine Physician · Philadelphia, PA
Matthew James Bierowski, MD is an internal medicine physician with a practice address in Philadelphia, Pennsylvania, and NPI 1376285114, issued on Apr 12, 2022. Check the license (Pennsylvania MT225699, as entered in NPPES) on the Pennsylvania Department of State (PALS); the Medicare figures below come from public CMS files.
- Name
- Matthew James Bierowski
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- MT225699 PA
Self-reported in NPPES; status is on the state search - Practice location
- 833 Chestnut St, Philadelphia, PA 19107
- Phone
- (215) 955-8465
- Enumerated
- Apr 12, 2022
- Record last updated
- Apr 29, 2022
- Fax
- (215) 955-2516
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 7,300 in Pennsylvania → Look up another NPI →
Also registered at 833 Chestnut St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Matthew James Bierowski in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersPennsylvania Department of State (PALS)
Search for license MT225699Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
88% fewer Medicare Part D claims than the average internal medicine physician in 2024
371 Medicare Part D claims for 69 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.
Most prescribed
- Atorvastatin Calcium41 claims
- Gabapentin30 claims
- Metoprolol Succinate30 claims
- Fluoxetine Hcl23 claims
- Metformin Hcl Er18 claims
- Rosuvastatin Calcium15 claims
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.
Matthew James Bierowski among 7,300 internal medicine physician records in Pennsylvania
Matthew James Bierowski, 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 2022, is newer than 85% of them.
- NPI issued2022 · 85% of these records are older, 11% newer
- In a Medicare fileYes · 78% of these records are
- In the CMS Doctors and Clinicians fileNo · 58% of these records are
- Record last updated2022 · 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.
All 7,300 in Pennsylvania → Every provider in Philadelphia → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- William Brady, MDPhiladelphia, PA 191071831187731
- Eileen Carpenter, MDPhiladelphia, PA 191071205805827
- Lillian Cohn, M.D.Philadelphia, PA 191071538160825
- Allan Crimm, M.D.Philadelphia, PA 191071720089170
- Lewis Deeugenio, M.D.Philadelphia, PA 191071780664847
- Richard Feldman, MDPhiladelphia, PA 191071417958661
- Jane Fitzpatrick, MDPhiladelphia, PA 191071003880675
- Zuleika Font, M.D.Philadelphia, PA 191071760483945
Common questions
What is Matthew James Bierowski, MD's NPI number?
Matthew James Bierowski, MD's National Provider Identifier (NPI) is 1376285114, issued on Apr 12, 2022. An NPI identifies a provider in billing; it is not a license.
Where is Matthew James Bierowski, MD located?
The NPPES record lists a practice address at 833 Chestnut St, Philadelphia, PA, 19107. Phone: (215) 955-8465. Providers update this record themselves, so call before visiting.
How can I verify Matthew James Bierowski, MD's license?
NPPES lists Pennsylvania license number MT225699, 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 Matthew James Bierowski, MD prescribe under Medicare Part D?
In 2024, Matthew James Bierowski, MD had 371 Medicare Part D claims for 69 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.