Peter D. Holback, PA-C
Surgical Physician Assistant · Baltimore, MD
Peter D. Holback, PA-C is a surgical physician assistant with a practice address in Baltimore, Maryland, and NPI 1134361520, issued on Mar 31, 2009. Check the license (Maryland C-1037, as entered in NPPES) with the Maryland board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Peter D. Holback
- Credential
- PA-C
- Primary taxonomy
- Surgical Physician Assistant 363AS0400X
- License number
- C-1037 MD
Self-reported in NPPES; status is on the state search - Practice location
- 4940 Eastern Ave, Baltimore, MD 21224
- Phone
- (410) 550-4335
- Enumerated
- Mar 31, 2009
- Record last updated
- Jul 5, 2016 (not updated in 10 years: call before relying on the address or phone)
- Fax
- (410) 550-1274
- Medicare enrollment
- Enrolled (PECOS I20130116000064); may accept Medicare assignment
- Entity
- Type 1 · individual
8 nearest surgical physician assistant records → All 397 in Maryland → Look up another NPI →
Also registered at 4940 Eastern Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Jared Abay, PA-CSurgical Physician Assistant1659427342
- Alexandra Abbate, MDObstetrics & Gynecology Physician1194287003
- Anas AbdullahStudent in an Organized Health Care Education/Training Program1184040917
- Asma Abeer, PA-CMedical Physician Assistant1386356442
- Mona Abraham, MDStudent in an Organized Health Care Education/Training Program1245807395
- Sherifatu Abu, MDInternal Medicine Physician1093372922
Verify Peter D. Holback in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Maryland board licenses this profession
Search for license C-1037Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
72% fewer Medicare Part D claims than the average surgical physician assistant in 2024
86 Medicare Part D claims for 43 beneficiaries, against an average of 304 among the 10,174 providers of this specialty who prescribed in Part D. 38 claims were for opioids.
Most prescribed
- Oxycodone Hcl33 claims
- Clopidogrel13 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): 74.4 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
- Johns Hopkins UniversityBaltimore, MD
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Peter D. Holback among 397 surgical physician assistant records in Maryland
Peter D. Holback, 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 2009, is newer than 45% of them.
- NPI issued2009 · 45% of these records are older, 50% newer
- In a Medicare fileYes · 71% of these records are
- In the CMS Doctors and Clinicians fileYes · 58% of these records are
- Graduated1987 · median 2011 among the 230 with a school on file
- Record last updated2016 · 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
- Jared Abay, PA-CBaltimore, MD 212241659427342
- Jill Anderson, PA-CBaltimore, MD 212241366606097
- Rachel Holler, PA-CBaltimore, MD 212241487062808
- Hilarie Martz, PABaltimore, MD 212241750621009
- Eleanor Meeder, P.A.Baltimore, MD 212241699870402
- Senait Negalign, PA-CBaltimore, MD 212241942888995
- Carla Scott, PA-CBaltimore, MD 212241376693622
- Raquel Guevara Forgues, P.A.-CBaltimore, MD 212251417097163
Common questions
What is Peter D. Holback, PA-C's NPI number?
Peter D. Holback, PA-C's National Provider Identifier (NPI) is 1134361520, issued on Mar 31, 2009. An NPI identifies a provider in billing; it is not a license.
Where is Peter D. Holback, PA-C located?
The NPPES record lists a practice address at 4940 Eastern Ave, Baltimore, MD, 21224. Phone: (410) 550-4335. Providers update this record themselves, so call before visiting.
How can I verify Peter D. Holback, PA-C's license?
NPPES lists Maryland license number C-1037, as entered by the provider. Search the Maryland board that licenses this profession; the NPPES record confirms identity only.
How much does Peter D. Holback, PA-C prescribe under Medicare Part D?
In 2024, Peter D. Holback, PA-C had 86 Medicare Part D claims for 43 beneficiaries; the average among surgical physician assistant prescribers was 304. Part D covers Medicare prescriptions only.
What is Peter D. Holback, PA-C's MIPS final score?
The 2023 MIPS final score is 74.4 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.