Dr. Geoffrey Grammer M.D.
About this NPIWhat this record shows.
NPI 1528141017 is registered to Dr. Geoffrey Grammer M.D., a Psychiatry practising at 3460 Olney Laytonsville Rd Ste 212 in Olney, Maryland. Psychiatry is the medical specialty focused on the diagnosis, treatment, and prevention of mental health conditions, including depression, anxiety, bipolar disorder, and schizophrenia. Dr. Geoffrey Grammer M.D. has been enumerated in the National Provider Identifier (NPI) registry since 2006.
Your brand here.
Medicare enrollment
This provider holds 3 Medicare enrollments on file with the Provider Enrollment, Chain and Ownership System (PECOS). Each enrollment carries a public Medicare Enrollment ID (ENRLMT_ID) used by billers and intermediaries.
Practitioner
- I20161115000083PsychiatryMD
- I20161202000253PsychiatryDC
- I20170425002013PsychiatryVA
Source: CMS PECOS public enrollment file.
Insurance & acceptsHow to confirm coverage.
The National Plan and Provider Enumeration System (NPPES) registry does not include commercial insurance network data, so we cannot show which plans Dr. Geoffrey Grammer M.D. accepts. To confirm in-network status with your specific health plan, contact Dr. Geoffrey Grammer M.D. directly at (301) 982-3437.
Frequently asked
Yes. NPI 1528141017 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Psychiatry is the medical specialty focused on the diagnosis, treatment, and prevention of mental health conditions, including depression, anxiety, bipolar disorder, and schizophrenia.
The CMS NPPES Public Registry at npiregistry.cms.hhs.gov is the authoritative source. FindMyNPI mirrors this dataset and refreshes monthly. For real-time verification, you can also call the provider's office at (301) 982-3437.
An individual healthcare provider has a single Type-1 NPI for life. Organisations can hold separate Type-2 NPIs per location, specialty, or sub-entity. Dr. Geoffrey Grammer M.D. is a Type-1 individual NPI.