IndividualActive
Howard Williams, MD
NPI 1700853645 · Anesthesiology Physician · Phoenix, AZ
Howard Williams, MD is a Anesthesiology Physician provider in Phoenix, AZ (NPI 1700853645).
Provider details
- NPI number
- 1700853645
- Entity type
- Individual
- Primary specialty
- Anesthesiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 14815 (AZ)
Specialties & taxonomies
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
1850 N Central Ave
Suite 1600
Phoenix, AZ 85004-4633
Phone: (602) 744-4765
Fax: (602) 744-4799
Street-level locationGet directions
Mailing address
1850 N Central Ave
Phoenix, AZ 85004-4633
Registry dates
- Enumerated
- 2006-02-28
- Last updated
- 2010-10-28
Frequently asked questions
- What is Howard Williams's NPI number?
- Howard Williams's National Provider Identifier (NPI) is 1700853645, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Howard Williams's specialty?
- Howard Williams is listed in the NPPES registry with a primary specialty of Anesthesiology Physician (Allopathic & Osteopathic Physicians).
- Where is Howard Williams located?
- Howard Williams's practice location on file with NPPES is 1850 N Central Ave, Phoenix, AZ 85004-4633.
- What is Howard Williams's phone number?
- The practice phone number listed in the NPPES registry for Howard Williams is (602) 744-4765.
- Is Howard Williams's NPI active?
- Yes — Howard Williams's NPI (1700853645) is active in the NPPES registry as of the last update on 2010-10-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.