Peter Martin Schissler, M.D.
Geriatric Medicine (Internal Medicine) Physician · Greenbelt, MD
Peter Martin Schissler, M.D. is a geriatric medicine (internal medicine) physician with a practice address in Greenbelt, Maryland, and NPI 1831135243, issued on Jun 22, 2006. Check the license (Maryland D22780, as entered in NPPES) on the Maryland Board of Physicians; the Medicare figures below come from public CMS files.
- Name
- Peter Martin Schissler
- Credential
- M.D.
- Primary taxonomy
- Geriatric Medicine (Internal Medicine) Physician 207RG0300X
- License number
- D22780 MD
Self-reported in NPPES; status is on the state search - Practice location
- 7500 Greenway Center Dr, Greenbelt, MD 20770
- Phone
- (301) 345-5857
- Enumerated
- Jun 22, 2006
- Record last updated
- Oct 30, 2011 (not updated in 15 years: call before relying on the address or phone)
- Fax
- (301) 474-5621
- Medicaid ID
- 791841100 MD
- Medicare enrollment
- Enrolled (PECOS I20110218000586); accepts Medicare assignment
- Medical or professional school
- New York University School Of Medicine, 1977
- Entity
- Type 1 · individual
8 nearest geriatric medicine (internal medicine) physician records → All 139 in Maryland → Look up another NPI →
Also registered at 7500 Greenway Center Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Peter Martin Schissler in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMaryland Board of Physicians
Search for license D22780Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
31% more Medicare Part D claims than the average geriatric medicine (internal medicine) physician in 2024
5,583 Medicare Part D claims for 387 beneficiaries, against an average of 4,246 among the 3,116 providers of this specialty who prescribed in Part D. Brand-name drugs were 9% of claims. 59 claims were for opioids.
Most prescribed
- Atorvastatin Calcium461 claims
- Amlodipine Besylate282 claims
- Hydrochlorothiazide242 claims
- Pantoprazole Sodium224 claims
- Metoprolol Succinate215 claims
- Lisinopril155 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 MIPS final score for 2023 (Medicare payment program): 73.3 of 100
The Merit-based Incentive Payment System score is reported for this clinician. 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; category weights for 2023 (qpp.cms.gov).
Peter Martin Schissler among 139 geriatric medicine (internal medicine) physician records in Maryland
Peter Martin Schissler, M.D. is one of 139 geriatric medicine (internal medicine) physician records with a practice address in Maryland. 69% 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 6% of them.
- NPI issued2006 · 6% of these records are older, 38% newer
- In a Medicare fileYes · 69% of these records are
- In the CMS Doctors and Clinicians fileYes · 47% of these records are
- Graduated1977 · median 1997 among the 66 with a school on file
- Record last updated2011 · 71% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RG0300X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Geriatric Medicine (Internal Medicine) Physician providers in Maryland
There are 139 geriatric medicine (internal medicine) physician records in Maryland.
All 139 in Maryland → Every provider in Greenbelt → Geriatric Medicine (Internal Medicine) Physician nationwide →
The 8 geriatric medicine (internal medicine) physician records with the nearest ZIP codes
- Stephanie Trifoglio, M.D.Greenbelt, MD 207701811963952
- Stuart Turkewitz, MDGreenbelt, MD 207701831291061
- Robert McNeil, M.D.Hyattsville, MD 207821538365168
- Syed Karim, M.DJessup, MD 207941316934755
- Eleanor Stewart, M.D.Clinton, MD 207351972707347
- Susan Miller, M.D.Bethesda, MD 208141093805301
- Joanne Lynn, MDChevy Chase, MD 208151205076841
- Roy Fried, M.D.Bethesda, MD 208171881626059
Common questions
What is Peter Martin Schissler, M.D.'s NPI number?
Peter Martin Schissler, M.D.'s National Provider Identifier (NPI) is 1831135243, issued on Jun 22, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Peter Martin Schissler, M.D. located?
The NPPES record lists a practice address at 7500 Greenway Center Dr, Greenbelt, MD, 20770. Phone: (301) 345-5857. Providers update this record themselves, so call before visiting.
How can I verify Peter Martin Schissler, M.D.'s license?
NPPES lists Maryland license number D22780, as entered by the provider. Search the Maryland Board of Physicians at https://www.mbp.state.md.us/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Peter Martin Schissler, M.D. prescribe under Medicare Part D?
In 2024, Peter Martin Schissler, M.D. had 5,583 Medicare Part D claims for 387 beneficiaries; the average among geriatric medicine (internal medicine) physician prescribers was 4,246. Part D covers Medicare prescriptions only.
What is Peter Martin Schissler, M.D.'s MIPS final score?
The 2023 MIPS final score is 73.3 of 100. 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.