What is Gregory Powell's NPI number?

Gregory Powell's National Provider Identifier (NPI) is 1598737629, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Gregory Powell's specialty?

Gregory Powell is listed in the NPPES registry with a primary specialty of Psychologist (Behavioral Health & Social Service Providers).

Where is Gregory Powell located?

Gregory Powell's practice location on file with NPPES is 97 Thomas Johnson Dr, Frederick, MD 21702.

What is Gregory Powell's phone number?

The practice phone number listed in the NPPES registry for Gregory Powell is (301) 695-6455.

Is Gregory Powell's NPI active?

Yes — Gregory Powell's NPI (1598737629) is active in the NPPES registry as of the last update on 2023-09-06.

IndividualActive

Gregory Powell, PHD

NPI 1598737629 · Psychologist · Frederick, MD

Gregory Powell, PHD is a Psychologist provider in Frederick, MD (NPI 1598737629).

Provider details

NPI number: 1598737629
Entity type: Individual
Primary specialty: PsychologistBehavioral Health & Social Service Providers
Credential: PHD
Sex: Male
License: 2236 (MD)

Specialties & taxonomies

PsychologistPrimary103T00000XLicense 2236 (MD)
Behavioral Health & Social Service Providers

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
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

97 Thomas Johnson Dr

Ste 202

Frederick, MD 21702

Phone: (301) 695-6455

Fax: (301) 695-6456

Street-level locationGet directions

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Mailing address