What is William Stetler-Stevenson's NPI number?

William Stetler-Stevenson's National Provider Identifier (NPI) is 1659645174, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is William Stetler-Stevenson's specialty?

William Stetler-Stevenson is listed in the NPPES registry with a primary specialty of Anatomic Pathology Physician (Allopathic & Osteopathic Physicians).

Where is William Stetler-Stevenson located?

William Stetler-Stevenson's practice location on file with NPPES is 8717 Grovemont Cir, Gaithersburg, MD 20877-4117.

What is William Stetler-Stevenson's phone number?

The practice phone number listed in the NPPES registry for William Stetler-Stevenson is (301) 402-1521.

Is William Stetler-Stevenson's NPI active?

Yes — William Stetler-Stevenson's NPI (1659645174) is active in the NPPES registry as of the last update on 2012-03-01.

IndividualActive

William Stetler-Stevenson, M.D., PH.D.

NPI 1659645174 · Anatomic Pathology Physician · Gaithersburg, MD

William Stetler-Stevenson, M.D., PH.D. is a Anatomic Pathology Physician provider in Gaithersburg, MD (NPI 1659645174).

Provider details

NPI number: 1659645174
Entity type: Individual
Primary specialty: Anatomic Pathology PhysicianAllopathic & Osteopathic Physicians
Credential: M.D., PH.D.
Sex: Male
Sole proprietor: Yes
License: D0035477 (MD)

Practice location

8717 Grovemont Cir

Radiation Oncology Branch, National Cancer Institute

Gaithersburg, MD 20877-4117

Phone: (301) 402-1521

Street-level locationGet directions

More MD providers

Mailing address

9608 Byeforde Rd

Kensington, MD 20895-3609

Specialties & taxonomies

Anatomic Pathology PhysicianPrimary207ZP0101XLicense D0035477 (MD)
Allopathic & Osteopathic Physicians

Profile Score

Detailed profile(81/100 index)

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

Registry tenure38% of score
14 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.

Enumerated: 2012-03-01
Last updated: 2012-03-01

Frequently asked questions

What is William Stetler-Stevenson's NPI number?: William Stetler-Stevenson's National Provider Identifier (NPI) is 1659645174, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What is William Stetler-Stevenson's specialty?: William Stetler-Stevenson is listed in the NPPES registry with a primary specialty of Anatomic Pathology Physician (Allopathic & Osteopathic Physicians).
Where is William Stetler-Stevenson located?: William Stetler-Stevenson's practice location on file with NPPES is 8717 Grovemont Cir, Gaithersburg, MD 20877-4117.
What is William Stetler-Stevenson's phone number?: The practice phone number listed in the NPPES registry for William Stetler-Stevenson is (301) 402-1521.
Is William Stetler-Stevenson's NPI active?: Yes — William Stetler-Stevenson's NPI (1659645174) is active in the NPPES registry as of the last update on 2012-03-01.

Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.

Provider details

Practice location

Mailing address

Specialties & taxonomies

Profile Score

Registry dates

Frequently asked questions

Specialties & taxonomies

Profile Score

Frequently asked questions