Mark Heyd
Hospitalist Physician · Erie, PA
Mark Heyd is a hospitalist physician with a practice address in Erie, Pennsylvania, and NPI 1750381133, issued on Jul 27, 2005. Check the license (Pennsylvania OS012011, as entered in NPPES) on the Pennsylvania Department of State (PALS); the Medicare figures below come from public CMS files.
- Name
- Mark Heyd
- Primary taxonomy
- Hospitalist Physician 208M00000X
- License number
- OS012011 PA
Self-reported in NPPES; status is on the state search - Practice location
- 201 State St, Erie, PA 16550
- Phone
- (814) 877-4922
- Enumerated
- Jul 27, 2005
- Record last updated
- May 24, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20040317000725); accepts Medicare assignment
- Medical or professional school
- Lake Erie College Of Osteopathic Medicine, Erie, 1999
- Entity
- Type 1 · individual
8 nearest hospitalist physician records → All 1,424 in Pennsylvania → Look up another NPI →
Also registered at 201 State St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Alexandra AdamsStudent in an Organized Health Care Education/Training Program1841081197
- Joyce Adams, CRNACertified Registered Nurse Anesthetist1134148620
- Samra Ahmad, DOEmergency Medicine Physician1669365151
- Patricia Albaugh, RN-CRNFARegistered Nurse First Assistant1710029111
- John Albert, MDAnesthesiology Physician1992754618
- Nicholas Aloi, MDStudent in an Organized Health Care Education/Training Program1326898354
Verify Mark Heyd in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersPennsylvania Department of State (PALS)
Search for license OS012011Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
60% fewer Medicare Part D claims than the average hospitalist physician in 2024
210 Medicare Part D claims for 75 beneficiaries, against an average of 521 among the 21,613 providers of this specialty who prescribed in Part D.
Most prescribed
- Pantoprazole Sodium26 claims
- Amlodipine Besylate18 claims
- Atorvastatin Calcium12 claims
- Xarelto12 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): 79.6 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
- Regional Health Services IncErie, PA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Mark Heyd among 1,424 hospitalist physician records in Pennsylvania
Mark Heyd is one of 1,424 hospitalist physician records with a practice address in Pennsylvania. 94% 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, 96% newer
- In a Medicare fileYes · 94% of these records are
- In the CMS Doctors and Clinicians fileYes · 87% of these records are
- Graduated1999 · median 2011 among the 1,236 with a school on file
- Record last updated2021 · 36% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208M00000X and a Pennsylvania practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Hospitalist Physician providers in Pennsylvania
There are 1,424 hospitalist physician records in Pennsylvania.
All 1,424 in Pennsylvania → Every provider in Erie → Hospitalist Physician nationwide →
The 8 hospitalist physician records with the nearest ZIP codes
- Marsha Dietrich-McLean, D.O.Erie, PA 165501003050915
- Michael Roesel, DOErie, PA 165501386139814
- Curt SenitaErie, PA 165501669606489
- Rajesh Govindasamy, M.D.Erie, PA 165071649372319
- Mrinalini Panthagani, M.DErie, PA 165021023422219
- Elizabeth Wise, DOErie, PA 165021619078136
- Bartu Avci, M.D.Altoona, PA 166011821736679
- Li Long, D.O.Altoona, PA 166011982260204
Common questions
What is Mark Heyd's NPI number?
Mark Heyd's National Provider Identifier (NPI) is 1750381133, issued on Jul 27, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Mark Heyd located?
The NPPES record lists a practice address at 201 State St, Erie, PA, 16550. Phone: (814) 877-4922. Providers update this record themselves, so call before visiting.
How can I verify Mark Heyd's license?
NPPES lists Pennsylvania license number OS012011, 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 Mark Heyd prescribe under Medicare Part D?
In 2024, Mark Heyd had 210 Medicare Part D claims for 75 beneficiaries; the average among hospitalist physician prescribers was 521. Part D covers Medicare prescriptions only.
What is Mark Heyd's MIPS final score?
The 2023 MIPS final score is 79.6 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.