What is Mary O'Farrell's NPI number?

Mary O'Farrell's National Provider Identifier (NPI) is 1912105271, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Mary O'Farrell's specialty?

Mary O'Farrell is listed in the NPPES registry with a primary specialty of Psychologist (Behavioral Health & Social Service Providers).

Where is Mary O'Farrell located?

Mary O'Farrell's practice location on file with NPPES is 3000 Connecticut Ave Nw, Washington, DC 20008-2509.

What is Mary O'Farrell's phone number?

The practice phone number listed in the NPPES registry for Mary O'Farrell is (202) 232-4189.

Is Mary O'Farrell's NPI active?

Yes — Mary O'Farrell's NPI (1912105271) is active in the NPPES registry as of the last update on 2007-07-10.

IndividualActive

Mary O'Farrell, PH.D.

NPI 1912105271 · Psychologist · Washington, DC

Mary O'Farrell, PH.D. is a Psychologist provider in Washington, DC (NPI 1912105271).

Provider details

NPI number: 1912105271
Entity type: Individual
Primary specialty: PsychologistBehavioral Health & Social Service Providers
Credential: PH.D.
Sex: Female
Sole proprietor: Yes
License: 1490 (DC)

Specialties & taxonomies

PsychologistPrimary103T00000XLicense 1490 (DC)
Behavioral Health & Social Service Providers

Profile Score

Detailed profile(89/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure38% of score
18 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

3000 Connecticut Ave Nw

Suite 214

Washington, DC 20008-2509

Phone: (202) 232-4189

Street-level locationGet directions

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Mailing address