Howard Cantwell, M.D.
NPI 1528176104 · Orthopaedic Surgery Physician · Arcadia, CA
Howard Cantwell, M.D. is a Orthopaedic Surgery Physician provider in Arcadia, CA (NPI 1528176104).
Provider details
- NPI number
- 1528176104
- Entity type
- Individual
- Primary specialty
- Orthopaedic Surgery PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- G15479 (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
- 2006-08-25
- Last updated
- 2008-03-17
Frequently asked questions
- What is Howard Cantwell's NPI number?
- Howard Cantwell's National Provider Identifier (NPI) is 1528176104, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Howard Cantwell's specialty?
- Howard Cantwell is listed in the NPPES registry with a primary specialty of Orthopaedic Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is Howard Cantwell located?
- Howard Cantwell's practice location on file with NPPES is 51 N. Fifth Ave, Arcadia, CA 91006.
- What is Howard Cantwell's phone number?
- The practice phone number listed in the NPPES registry for Howard Cantwell is (626) 357-6363.
- Is Howard Cantwell's NPI active?
- Yes — Howard Cantwell's NPI (1528176104) is active in the NPPES registry as of the last update on 2008-03-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.