Peter Michael Grondziowski, MD
Endocrinology, Diabetes & Metabolism Physician · Pittsburgh, PA
Peter Michael Grondziowski, MD is an endocrinology, diabetes & metabolism physician with a practice address in Pittsburgh, Pennsylvania, and NPI 1447250469, issued on Aug 1, 2005. Check the license (Pennsylvania MD044862L, as entered in NPPES) on the Pennsylvania Department of State (PALS); the Medicare figures below come from public CMS files.
- Name
- Peter Michael Grondziowski
- Credential
- MD
- Primary taxonomy
- Endocrinology, Diabetes & Metabolism Physician 207RE0101X
- License number
- MD044862L PA
Self-reported in NPPES; status is on the state search - Practice location
- 1580 Mclaughlin Run RD, Pittsburgh, PA 15241
- Phone
- (412) 319-7215
- Enumerated
- Aug 1, 2005
- Record last updated
- Aug 26, 2014 (not updated in 12 years: call before relying on the address or phone)
- Fax
- (412) 319-7041
- Medicaid IDs
- 2005524-000 WV
0017395540012 PA
2371071 OH - Entity
- Type 1 · individual
8 nearest endocrinology, diabetes & metabolism physician records → All 485 in Pennsylvania → Look up another NPI →
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Verify Peter Michael Grondziowski in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersPennsylvania Department of State (PALS)
Search for license MD044862LCheck 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% fewer Medicare Part D claims than the average endocrinology, diabetes & metabolism physician in 2024
990 Medicare Part D claims for 87 beneficiaries, against an average of 2,630 among the 8,223 providers of this specialty who prescribed in Part D. Brand-name drugs were 37% of claims.
Most prescribed
- Metformin Hcl82 claims
- Synthroid66 claims
- Rosuvastatin Calcium52 claims
- Ozempic46 claims
- Levothyroxine Sodium40 claims
- Tresiba Flextouch U-20037 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: $882.16
37 payments; by number, the most common kind was food and beverage; the largest payer was Lilly USA, LLC. The 5,661 providers of this specialty with any payment received $5,742.15 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.
Peter Michael Grondziowski among 485 endocrinology, diabetes & metabolism physician records in Pennsylvania
Peter Michael Grondziowski, MD is one of 485 endocrinology, diabetes & metabolism physician records with a practice address in Pennsylvania. 84% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 93% newer
- In a Medicare fileYes · 84% of these records are
- In the CMS Doctors and Clinicians fileNo · 69% of these records are
- Record last updated2014 · 62% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RE0101X and a Pennsylvania practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Endocrinology, Diabetes & Metabolism Physician providers in Pennsylvania
There are 485 endocrinology, diabetes & metabolism physician records in Pennsylvania.
All 485 in Pennsylvania → Every provider in Pittsburgh → Endocrinology, Diabetes & Metabolism Physician nationwide →
The 8 endocrinology, diabetes & metabolism physician records with the nearest ZIP codes
- Archana Biyani, M.D.Pittsburgh, PA 152401497843635
- Alexandra Clark, M.D.Pittsburgh, PA 152401174813919
- Frederick Roepcke, M.D.Pittsburgh, PA 152401184913212
- Swarna Varma, M.D.Pittsburgh, PA 152431073599445
- Charity KwamanakweendaPittsburgh, PA 152371144649302
- Monisha MedhiPittsburgh, PA 152371104016096
- Neha Mehrotra, M.DPittsburgh, PA 152371962996512
- Sandhya Venkataraman, D.OPittsburgh, PA 152371154778082
Common questions
What is Peter Michael Grondziowski, MD's NPI number?
Peter Michael Grondziowski, MD's National Provider Identifier (NPI) is 1447250469, issued on Aug 1, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Peter Michael Grondziowski, MD located?
The NPPES record lists a practice address at 1580 Mclaughlin Run RD, Pittsburgh, PA, 15241. Phone: (412) 319-7215. Providers update this record themselves, so call before visiting.
How can I verify Peter Michael Grondziowski, MD's license?
NPPES lists Pennsylvania license number MD044862L, 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 Peter Michael Grondziowski, MD prescribe under Medicare Part D?
In 2024, Peter Michael Grondziowski, MD had 990 Medicare Part D claims for 87 beneficiaries; the average among endocrinology, diabetes & metabolism physician prescribers was 2,630. 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.