Stephen J. Staniewski, PA-C
Surgical Physician Assistant · Baltimore, MD
Stephen J. Staniewski, PA-C is a surgical physician assistant with a practice address in Baltimore, Maryland, and NPI 1104177443, issued on Sep 26, 2012. Check the license (Maryland C0004850, as entered in NPPES) with the Maryland board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Stephen J. Staniewski
- Credential
- PA-C
- Primary taxonomy
- Surgical Physician Assistant 363AS0400X
- License number
- C0004850 MD
Self-reported in NPPES; status is on the state search - Practice location
- 2900 S Hanover St, Baltimore, MD 21225
- Phone
- (410) 350-3886
- Enumerated
- Sep 26, 2012
- Record last updated
- Sep 26, 2012 (not updated in 14 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20121106000097); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest surgical physician assistant records → All 397 in Maryland → Look up another NPI →
Also registered at 2900 S Hanover St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Megan Bapisteller, BS, LAT, ATCAthletic Trainer1518384718
- Kelsey Boulier, MS, LAT, ATCSports Medicine (Emergency Medicine) Physician1417426867
- Matthew Bourdeau, PTPhysical Therapist1487909263
- Ryan Cisek, A.T.C.Athletic Trainer1356769954
- Carissa Colangelo, ATC, PTAPhysical Therapy Assistant1477598654
- Leigh CurlOrthopaedic Surgery Physician1659348738
Verify Stephen J. Staniewski in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Maryland board licenses this profession
Search for license C0004850Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
74% fewer Medicare Part D claims than the average surgical physician assistant in 2024
78 Medicare Part D claims for 31 beneficiaries, against an average of 304 among the 10,174 providers of this specialty who prescribed in Part D. 44 claims were for opioids.
Most prescribed
- Oxycodone Hcl29 claims
- Ondansetron Odt18 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.
The practice group's MIPS final score for 2023 (Medicare payment program): 80.2 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- Medstar Medical Group II LLCGlen Burnie, MD
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Stephen J. Staniewski among 397 surgical physician assistant records in Maryland
Stephen J. Staniewski, PA-C is one of 397 surgical physician assistant records with a practice address in Maryland. 71% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2012, is newer than 58% of them.
- NPI issued2012 · 58% of these records are older, 38% newer
- In a Medicare fileYes · 71% of these records are
- In the CMS Doctors and Clinicians fileYes · 58% of these records are
- Graduated2012 · median 2011 among the 230 with a school on file
- Record last updated2012 · 72% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363AS0400X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Surgical Physician Assistant providers in Maryland
There are 397 surgical physician assistant records in Maryland.
All 397 in Maryland → Every provider in Baltimore → Surgical Physician Assistant nationwide →
The 8 surgical physician assistant records with the nearest ZIP codes
- Raquel Guevara Forgues, P.A.-CBaltimore, MD 212251417097163
- Ann Hendon, PA-CBaltimore, MD 212251558513499
- Arifa Sattar, PA-CBaltimore, MD 212251871862748
- Jared Abay, PA-CBaltimore, MD 212241659427342
- Jill Anderson, PA-CBaltimore, MD 212241366606097
- Peter Holback, PA-CBaltimore, MD 212241134361520
- Rachel Holler, PA-CBaltimore, MD 212241487062808
- Hilarie Martz, PABaltimore, MD 212241750621009
Common questions
What is Stephen J. Staniewski, PA-C's NPI number?
Stephen J. Staniewski, PA-C's National Provider Identifier (NPI) is 1104177443, issued on Sep 26, 2012. An NPI identifies a provider in billing; it is not a license.
Where is Stephen J. Staniewski, PA-C located?
The NPPES record lists a practice address at 2900 S Hanover St, Baltimore, MD, 21225. Phone: (410) 350-3886. Providers update this record themselves, so call before visiting.
How can I verify Stephen J. Staniewski, PA-C's license?
NPPES lists Maryland license number C0004850, as entered by the provider. Search the Maryland board that licenses this profession; the NPPES record confirms identity only.
How much does Stephen J. Staniewski, PA-C prescribe under Medicare Part D?
In 2024, Stephen J. Staniewski, PA-C had 78 Medicare Part D claims for 31 beneficiaries; the average among surgical physician assistant prescribers was 304. Part D covers Medicare prescriptions only.
What is Stephen J. Staniewski, PA-C's MIPS final score?
The 2023 MIPS final score is 80.2 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
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.