Kenneth Westphal, MD
NPI 1669545174 · Specialist · Santa Cruz, CA
Enrolled with Medicare as Practitioner - Pathology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Kenneth Westphal, MD is a Specialist provider in Santa Cruz, CA (NPI 1669545174).
Provider details
- NPI number
- 1669545174
- Entity type
- Individual
- Primary specialty
- SpecialistOther Service Providers
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- G59273 (CA)
Specialties & taxonomies
Other Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
19 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
5,503 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. 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.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Pathology Examination of Tissue Using a Microscope, Intermediate Complexity88305 | 3,252 | $52 |
| Special Stained Specimen Slides to Examine Tissue, Initial Procedure88342 | 577 | $67 |
| Special Stained Specimen Slides to Examine Tissue, Each Additional Procedure88341 | 295 | $51 |
| Pathology Examination of Tissue Using a Microscope, Intermediate Complexity88305 | 238 | $38 |
| Special Stained Specimen Slides to Identify Organisms Including Interpretation and Report88312 | 220 | $71 |
| Pathology Examination of Tissue Using a Microscope, Moderately High Complexity88307 | 158 | $103 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-11-15
- Last updated
- 2007-11-13
Frequently asked questions
- What is Kenneth Westphal's NPI number?
- Kenneth Westphal's National Provider Identifier (NPI) is 1669545174, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Kenneth Westphal's specialty?
- Kenneth Westphal is listed in the NPPES registry with a primary specialty of Specialist (Other Service Providers).
- Where is Kenneth Westphal located?
- Kenneth Westphal's practice location on file with NPPES is 1555 Soquel Avenue, Santa Cruz, CA 95065-1705.
- What is Kenneth Westphal's phone number?
- The practice phone number listed in the NPPES registry for Kenneth Westphal is (831) 462-7700.
- Does Kenneth Westphal accept Medicare?
- Kenneth Westphal is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Kenneth Westphal's NPI active?
- Yes — Kenneth Westphal's NPI (1669545174) is active in the NPPES registry as of the last update on 2007-11-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.