Brian Louis Penza, D.O.
Internal Medicine Physician · Philadelphia, PA
Brian Louis Penza, D.O. is an internal medicine physician with a practice address in Philadelphia, Pennsylvania, and NPI 1962726893, issued on Mar 22, 2010. Check the license (Pennsylvania OS015207, as entered in NPPES) on the Pennsylvania Department of State (PALS); the Medicare figures below come from public CMS files.
- Name
- Brian Louis Penza
- Credential
- D.O.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- OS015207 PA
Self-reported in NPPES; status is on the state search - Practice location
- 4190 City Ave, Philadelphia, PA 19131
- Phone
- (215) 871-6337
- Enumerated
- Mar 22, 2010
- Record last updated
- Feb 10, 2016 (not updated in 10 years: call before relying on the address or phone)
- Fax
- (215) 871-6347
- Medicare enrollment
- Enrolled (PECOS I20101025000271); accepts Medicare assignment
- Medical or professional school
- Philadelphia College Of Osteopathic Medicine, 2007
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 7,300 in Pennsylvania → Look up another NPI →
Also registered at 4190 City Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Asad AhmedStudent in an Organized Health Care Education/Training Program1316576945
- Selma Ahmed, DOStudent in an Organized Health Care Education/Training Program1265235337
- Eun Ji Ahn, DOStudent in an Organized Health Care Education/Training Program1154171791
- Aleena Ali, DOStudent in an Organized Health Care Education/Training Program1679275994
- Donald Allison, D.O.Neuromusculoskeletal Medicine & OMM Physician1457658015
Verify Brian Louis Penza in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersPennsylvania Department of State (PALS)
Search for license OS015207Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
44% fewer Medicare Part D claims than the average internal medicine physician in 2024
1,772 Medicare Part D claims for 168 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 17% of claims. 18 claims were for opioids.
Most prescribed
- Atorvastatin Calcium116 claims
- Amlodipine Besylate76 claims
- Rosuvastatin Calcium66 claims
- Metformin Hcl64 claims
- Albuterol Sulfate Hfa61 claims
- Gabapentin47 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.
Bills Medicare through one group practice
- Philadelphia College OF Osteopathic MedicinePhiladelphia, PA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Brian Louis Penza among 7,300 internal medicine physician records in Pennsylvania
Brian Louis Penza, D.O. 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 2010, is newer than 50% of them.
- NPI issued2010 · 50% of these records are older, 48% newer
- In a Medicare fileYes · 78% of these records are
- In the CMS Doctors and Clinicians fileYes · 58% of these records are
- Graduated2007 · median 2008 among the 4,208 with a school on file
- Record last updated2016 · 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
- Walter Bantom, M.D.Philadelphia, PA 191311194741710
- Daniel Jones, M.D.Philadelphia, PA 191311598785115
- Azad Khan, M.DPhiladelphia, PA 191311154471621
- Karen Krich, MDPhiladelphia, PA 191311306862180
- Sumit Kumar, M.D.Philadelphia, PA 191311922259431
- Pat Lannutti, DOPhiladelphia, PA 191311356343388
- Sophie Parker, M.D.Philadelphia, PA 191311760416796
- Erik Polan, D.O.Philadelphia, PA 191311942537725
Common questions
What is Brian Louis Penza, D.O.'s NPI number?
Brian Louis Penza, D.O.'s National Provider Identifier (NPI) is 1962726893, issued on Mar 22, 2010. An NPI identifies a provider in billing; it is not a license.
Where is Brian Louis Penza, D.O. located?
The NPPES record lists a practice address at 4190 City Ave, Philadelphia, PA, 19131. Phone: (215) 871-6337. Providers update this record themselves, so call before visiting.
How can I verify Brian Louis Penza, D.O.'s license?
NPPES lists Pennsylvania license number OS015207, 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 Brian Louis Penza, D.O. prescribe under Medicare Part D?
In 2024, Brian Louis Penza, D.O. had 1,772 Medicare Part D claims for 168 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.