Jasper Werby
NPI 1427517150 · Psychiatry Physician · Greenbrae, CA
Enrolled with Medicare as Practitioner - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Jasper Werby is a Psychiatry Physician provider in Greenbrae, CA (NPI 1427517150).
Provider details
- NPI number
- 1427517150
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Sex
- Male
- Sole proprietor
- Yes
- License
- A193827 (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
7 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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
Additional practice locations (1)
- 240 E Huron St Ste 1-200Chicago, IL 60611-2909Phone: (312) 503-7975
Registry dates
- Enumerated
- 2019-03-12
- Last updated
- 2024-05-03
- Certified
- 2024-03-08
Frequently asked questions
- What is Jasper Werby's NPI number?
- Jasper Werby's National Provider Identifier (NPI) is 1427517150, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jasper Werby's specialty?
- Jasper Werby is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Jasper Werby located?
- Jasper Werby's practice location on file with NPPES is 250 Bon Air Rd, Greenbrae, CA 94904-1702.
- What is Jasper Werby's phone number?
- The practice phone number listed in the NPPES registry for Jasper Werby is (415) 499-6666.
- Does Jasper Werby accept Medicare?
- Jasper Werby is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Jasper Werby's NPI active?
- Yes — Jasper Werby's NPI (1427517150) is active in the NPPES registry as of the last update on 2024-05-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.