Ronald Gruzin, D.O.
General Practice Physician · Philadelphia, PA
Ronald Gruzin, D.O. is a general practice physician with a practice address in Philadelphia, Pennsylvania, and NPI 1235180472, issued on May 12, 2006. Check the license (Pennsylvania OS007889L, as entered in NPPES) on the Pennsylvania Department of State (PALS); the Medicare figures below come from public CMS files.
- Name
- Ronald Gruzin
- Credential
- D.O.
- Primary taxonomy
- General Practice Physician 208D00000X
- License number
- OS007889L PA
Self-reported in NPPES; status is on the state search - Practice location
- 9821 Academy RD, Philadelphia, PA 19114
- Phone
- (215) 632-8700
- Enumerated
- May 12, 2006
- Record last updated
- Jul 13, 2026
- Fax
- (215) 632-7865
- Medicare enrollment
- Enrolled (PECOS I20060605000103); accepts Medicare assignment
- Medical or professional school
- Philadelphia College Of Osteopathic Medicine, 1992
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest general practice physician records → All 345 in Pennsylvania → Look up another NPI →
Also registered at 9821 Academy RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- William Artz, D.O.Family Medicine Physician1154378891
- Gloria Intriago, M.DGeneral Practice Physician1316371347
- Hardeep Kaur, CRNPFamily Medicine Physician1487160933
- Kathleen Morris, CRNPFamily Nurse Practitioner1851806442
- Christine White, DOInternal Medicine Physician1801189089
Verify Ronald Gruzin in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersPennsylvania Department of State (PALS)
Search for license OS007889LCheck the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
62% more Medicare Part D claims than the average general practice physician in 2024
4,894 Medicare Part D claims for 534 beneficiaries, against an average of 3,030 among the 8,395 providers of this specialty who prescribed in Part D. Brand-name drugs were 7% of claims. 46 claims were for opioids.
Most prescribed
- Amlodipine Besylate266 claims
- Atorvastatin Calcium265 claims
- Levothyroxine Sodium232 claims
- Rosuvastatin Calcium222 claims
- Metformin Hcl208 claims
- Pravastatin Sodium199 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.
Industry payments in 2024: $157.17
8 payments; by number, the most common kind was food and beverage; the largest payer was Novo Nordisk Inc. The 4,259 providers of this specialty with any payment received $1,273.40 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Aria Health Physician ServicesPhiladelphia, PA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Ronald Gruzin among 345 general practice physician records in Pennsylvania
Ronald Gruzin, D.O. is one of 345 general practice physician records with a practice address in Pennsylvania. 45% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 10% of them.
- NPI issued2006 · 10% of these records are older, 60% newer
- In a Medicare fileYes · 45% of these records are
- In the CMS Doctors and Clinicians fileYes · 20% of these records are
- Graduated1992 · median 1999 among the 70 with a school on file
- Record last updated2026 · 67% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208D00000X and a Pennsylvania practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
General Practice Physician providers in Pennsylvania
There are 345 general practice physician records in Pennsylvania.
All 345 in Pennsylvania → Every provider in Philadelphia → General Practice Physician nationwide →
The 8 general practice physician records with the nearest ZIP codes
- Gloria Intriago, M.DPhiladelphia, PA 191141316371347
- Sophia Vinogradovf, M.D.Philadelphia, PA 191141578527438
- Michael Kaufman, MDPhiladelphia, PA 191121003443250
- Natalya Temerte, CRNPPhiladelphia, PA 191161063804367
- Brett Wills, DOPhila, PA 191161568592715
- Sudha Patnaik, M.D.Philadelphia, PA 191111679509855
- Daniel O'Connell, M.D.Philadelphia, PA 191181891017000
- Kulbir Rangi, DOPhiladelphia, PA 191201588309876
Common questions
What is Ronald Gruzin, D.O.'s NPI number?
Ronald Gruzin, D.O.'s National Provider Identifier (NPI) is 1235180472, issued on May 12, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Ronald Gruzin, D.O. located?
The NPPES record lists a practice address at 9821 Academy RD, Philadelphia, PA, 19114. Phone: (215) 632-8700. Providers update this record themselves, so call before visiting.
How can I verify Ronald Gruzin, D.O.'s license?
NPPES lists Pennsylvania license number OS007889L, 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 Ronald Gruzin, D.O. prescribe under Medicare Part D?
In 2024, Ronald Gruzin, D.O. had 4,894 Medicare Part D claims for 534 beneficiaries; the average among general practice physician prescribers was 3,030. 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.