Geoffrey Garland Grammer, M.D.
Psychiatry Physician · Olney, MD
Geoffrey Garland Grammer, M.D. is a psychiatry physician with a practice address in Olney, Maryland, and NPI 1528141017, issued on Oct 20, 2006. Check the license (Maryland D0080837, as entered in NPPES) on the Maryland Board of Physicians; the Medicare figures below come from public CMS files.
- Name
- Geoffrey Garland Grammer
- Credential
- M.D.
- Primary taxonomy
- Psychiatry Physician 2084P0800X
- License numbers
- D0080837 MD
0101056625 VA
Self-reported in NPPES; status is on the state search - Practice location
- 3460 Olney Laytonsville RD Ste 212, Olney, MD 20832
- Phone
- (301) 982-3437
- Enumerated
- Oct 20, 2006
- Record last updated
- Jul 10, 2023
- Medicare enrollment
- Enrolled (PECOS I20161115000083); accepts Medicare assignment
- Medical or professional school
- Uniformed Services Uhs Fe Hebert School Of Med, 2005
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest psychiatry physician records → All 1,451 in Maryland → Look up another NPI →
Verify Geoffrey Garland Grammer in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMaryland Board of Physicians
Search for license D0080837Check 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 psychiatry physician in 2024
400 Medicare Part D claims for 22 beneficiaries, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D. Brand-name drugs were 51% of claims.
Most prescribed
- Spravato190 claims
- Clonazepam35 claims
- Trazodone Hcl12 claims
- Alprazolam11 claims
- Duloxetine Hcl11 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: $180.57
4 payments; by number, the most common kind was food and beverage; the largest payer was Otsuka America Pharmaceutical, Inc. The 13,693 providers of this specialty with any payment received $4,954.93 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.
Bills Medicare through 2 group practices
- Arman C. Moshyedi, MD, LLCFrederick, MD
- Lifespan Behavioral Health Services PCFrederick, MD
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Geoffrey Garland Grammer among 1,451 psychiatry physician records in Maryland
Geoffrey Garland Grammer, M.D. is one of 1,451 psychiatry physician records with a practice address in Maryland. 63% 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, 59% newer
- In a Medicare fileYes · 63% of these records are
- In the CMS Doctors and Clinicians fileYes · 36% of these records are
- Graduated2005 · median 2000 among the 525 with a school on file
- Record last updated2023 · 60% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084P0800X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Psychiatry Physician providers in Maryland
There are 1,451 psychiatry physician records in Maryland.
All 1,451 in Maryland → Every provider in Olney → Psychiatry Physician nationwide →
The 8 psychiatry physician records with the nearest ZIP codes
- Morton Albert, M.D.Olney, MD 208321356472989
- Khaled Khalafallah, M.D.Olney, MD 208321295752061
- Garsutis Palys, M.D.Olney, MD 208321942322680
- Nicholas Schor, MDOlney, MD 208321265444574
- James Staiger, M.D.Brookeville, MD 208331093046690
- Theresa Kurtz, M.D.Beallsville, MD 208391568680189
- Patricia Frischtak, M.D.Cabin John, MD 208181194824938
- Ahmed Hefuna, M.D.Cabin John, MD 208181760665897
Common questions
What is Geoffrey Garland Grammer, M.D.'s NPI number?
Geoffrey Garland Grammer, M.D.'s National Provider Identifier (NPI) is 1528141017, issued on Oct 20, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Geoffrey Garland Grammer, M.D. located?
The NPPES record lists a practice address at 3460 Olney Laytonsville RD Ste 212, Olney, MD, 20832. Phone: (301) 982-3437. Providers update this record themselves, so call before visiting.
How can I verify Geoffrey Garland Grammer, M.D.'s license?
NPPES lists Maryland license number D0080837, 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 Geoffrey Garland Grammer, M.D. prescribe under Medicare Part D?
In 2024, Geoffrey Garland Grammer, M.D. had 400 Medicare Part D claims for 22 beneficiaries; the average among psychiatry physician prescribers was 1,000. 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.