Ann Farrell, M.D.
NPI 1821038357 · Hematology (Internal Medicine) Physician · Silver Spring, MD
Ann Farrell, M.D. is a Hematology (Internal Medicine) Physician provider in Silver Spring, MD (NPI 1821038357).
Provider details
- NPI number
- 1821038357
- Entity type
- Individual
- Primary specialty
- Hematology (Internal Medicine) PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- License
- 77851 (MA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 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
Mailing address
Registry dates
- Enumerated
- 2006-06-06
- Last updated
- 2007-07-08
Frequently asked questions
- What is Ann Farrell's NPI number?
- Ann Farrell's National Provider Identifier (NPI) is 1821038357, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ann Farrell's specialty?
- Ann Farrell is listed in the NPPES registry with a primary specialty of Hematology (Internal Medicine) Physician (Allopathic & Osteopathic Physicians).
- Where is Ann Farrell located?
- Ann Farrell's practice location on file with NPPES is 10903 New Hampshire, Silver Spring, MD 20993-0002.
- What is Ann Farrell's phone number?
- The practice phone number listed in the NPPES registry for Ann Farrell is (301) 796-2330.
- Is Ann Farrell's NPI active?
- Yes — Ann Farrell's NPI (1821038357) 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.