IndividualActive
Arlen Brownstein, N.D.
NPI 1841331238 · Naturopath · San Rafael, CA
Arlen Brownstein, N.D. is a Naturopath provider in San Rafael, CA (NPI 1841331238).
Provider details
- NPI number
- 1841331238
- Entity type
- Individual
- Primary specialty
- NaturopathOther Service Providers
- Credential
- N.D.
- Sex
- Female
- Sole proprietor
- Yes
- License
- ND-90 (CA)
Specialties & taxonomies
Other Service Providers
Profile Score
Detailed profile(90/100 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
102 Clorinda Ave
San Rafael, CA 94901-3609
Phone: (415) 250-6427
Fax: (415) 460-5264
Street-level locationGet directions
Mailing address
102 Clorinda Ave
San Rafael, CA 94901-3609
Registry dates
- Enumerated
- 2007-02-09
- Last updated
- 2011-08-26
Frequently asked questions
- What is Arlen Brownstein's NPI number?
- Arlen Brownstein's National Provider Identifier (NPI) is 1841331238, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Arlen Brownstein's specialty?
- Arlen Brownstein is listed in the NPPES registry with a primary specialty of Naturopath (Other Service Providers).
- Where is Arlen Brownstein located?
- Arlen Brownstein's practice location on file with NPPES is 102 Clorinda Ave, San Rafael, CA 94901-3609.
- What is Arlen Brownstein's phone number?
- The practice phone number listed in the NPPES registry for Arlen Brownstein is (415) 250-6427.
- Is Arlen Brownstein's NPI active?
- Yes — Arlen Brownstein's NPI (1841331238) is active in the NPPES registry as of the last update on 2011-08-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.