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William Berkowitz, D.C.
NPI 1144352055 · Chiropractor · Atascadero, CA
William Berkowitz, D.C. is a Chiropractor provider in Atascadero, CA (NPI 1144352055).
Provider details
- NPI number
- 1144352055
- Entity type
- Individual
- Primary specialty
- ChiropractorChiropractic Providers
- Credential
- D.C.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 17010 (CA)
Specialties & taxonomies
Chiropractic Providers
Profile Score
Detailed profile(89/100 index)
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
3546 El Camino Real
Atascadero, CA 93422-2532
Phone: (805) 466-6378
Fax: (805) 466-8058
Street-level locationGet directions
Mailing address
1299 Pacific St
Monterey, CA 93940-6144
Registry dates
- Enumerated
- 2007-03-09
- Last updated
- 2020-09-16
- Certified
- 2020-09-16
Frequently asked questions
- What is William Berkowitz's NPI number?
- William Berkowitz's National Provider Identifier (NPI) is 1144352055, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Berkowitz's specialty?
- William Berkowitz is listed in the NPPES registry with a primary specialty of Chiropractor (Chiropractic Providers).
- Where is William Berkowitz located?
- William Berkowitz's practice location on file with NPPES is 3546 El Camino Real, Atascadero, CA 93422-2532.
- What is William Berkowitz's phone number?
- The practice phone number listed in the NPPES registry for William Berkowitz is (805) 466-6378.
- Is William Berkowitz's NPI active?
- Yes — William Berkowitz's NPI (1144352055) is active in the NPPES registry as of the last update on 2020-09-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.