William Howell, M.D., PH.D.
NPI 1114121811 · Anatomic Pathology & Clinical Pathology Physician · Stanford, CA
William Howell, M.D., PH.D. is a Anatomic Pathology & Clinical Pathology Physician provider in Stanford, CA (NPI 1114121811).
Provider details
- NPI number
- 1114121811
- Entity type
- Individual
- Primary specialty
- Anatomic Pathology & Clinical Pathology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D., PH.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- A80954 (CA)
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
19 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
- 2007-06-14
- Last updated
- 2007-07-08
Frequently asked questions
- What is William Howell's NPI number?
- William Howell's National Provider Identifier (NPI) is 1114121811, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Howell's specialty?
- William Howell is listed in the NPPES registry with a primary specialty of Anatomic Pathology & Clinical Pathology Physician (Allopathic & Osteopathic Physicians).
- Where is William Howell located?
- William Howell's practice location on file with NPPES is 300 Pasteur Dr, Stanford, CA 94305-2200.
- What is William Howell's phone number?
- The practice phone number listed in the NPPES registry for William Howell is (650) 723-5252.
- Is William Howell's NPI active?
- Yes — William Howell's NPI (1114121811) 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.