IndividualActive
Trinka Coster, M.D.
NPI 1255340261 · Internal Medicine Physician · Frederick, MD
Trinka Coster, M.D. is a Internal Medicine Physician provider in Frederick, MD (NPI 1255340261).
Provider details
- NPI number
- 1255340261
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- G76367 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(91/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
1434 Porter Street
Barquist Army Health Care Facility
Frederick, MD 21702
Phone: (301) 319-7208
Street-level locationGet directions
Mailing address
10513 Stable Ln
Potomac, MD 20854-3867
Registry dates
- Enumerated
- 2006-08-07
- Last updated
- 2007-07-08
Frequently asked questions
- What is Trinka Coster's NPI number?
- Trinka Coster's National Provider Identifier (NPI) is 1255340261, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Trinka Coster's specialty?
- Trinka Coster is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Trinka Coster located?
- Trinka Coster's practice location on file with NPPES is 1434 Porter Street, Frederick, MD 21702.
- What is Trinka Coster's phone number?
- The practice phone number listed in the NPPES registry for Trinka Coster is (301) 319-7208.
- Is Trinka Coster's NPI active?
- Yes — Trinka Coster's NPI (1255340261) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.