What is Martha Guyon's NPI number?

Martha Guyon's National Provider Identifier (NPI) is 1689635419, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Martha Guyon's specialty?

Martha Guyon is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).

Where is Martha Guyon located?

Martha Guyon's practice location on file with NPPES is Department of Psychiatry, Hampton, VA 23667.

What is Martha Guyon's phone number?

The practice phone number listed in the NPPES registry for Martha Guyon is (757) 722-9961.

Is Martha Guyon's NPI active?

Yes — Martha Guyon's NPI (1689635419) is active in the NPPES registry as of the last update on 2007-07-13.

IndividualActive

Martha Guyon, M.D.

NPI 1689635419 · Psychiatry Physician · Hampton, VA

Martha Guyon, M.D. is a Psychiatry Physician provider in Hampton, VA (NPI 1689635419).

Provider details

NPI number: 1689635419
Entity type: Individual
Primary specialty: Psychiatry PhysicianAllopathic & Osteopathic Physicians
Credential: M.D.
Sex: Female
Sole proprietor: No
License: 0101040877 (VA)

Specialties & taxonomies

Psychiatry PhysicianPrimary2084P0800XLicense 0101040877 (VA)
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
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

Department of Psychiatry

Veterans Affairs Medical Center

Hampton, VA 23667

Phone: (757) 722-9961

Approximate (ZIP-level) locationGet directions

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Mailing address