Johanna Rosenthal M.D. Inc.
NPI 1881832251 · Neurology Physician · Fullerton, CA
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Johanna Rosenthal M.D. Inc. is a Neurology Physician organization in Fullerton, CA (NPI 1881832251).
Provider details
- NPI number
- 1881832251
- Entity type
- Organization
- Primary specialty
- Neurology PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Johanna Rosenthal, Ceo(714) 213-0492
- License
- G40976 (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
17 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
- 2009-01-23
- Last updated
- 2022-02-23
- Certified
- 2022-02-23
Frequently asked questions
- What is Johanna Rosenthal M.D. Inc.'s NPI number?
- Johanna Rosenthal M.D. Inc.'s National Provider Identifier (NPI) is 1881832251, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Johanna Rosenthal M.D. Inc.?
- Johanna Rosenthal M.D. Inc. is classified in the NPPES registry as Neurology Physician (Allopathic & Osteopathic Physicians).
- Where is Johanna Rosenthal M.D. Inc. located?
- Johanna Rosenthal M.D. Inc.'s practice location on file with NPPES is 1440 N Harbor Blvd Ste 900, Fullerton, CA 92835-4122.
- What is Johanna Rosenthal M.D. Inc.'s phone number?
- The practice phone number listed in the NPPES registry for Johanna Rosenthal M.D. Inc. is (714) 449-3311.
- Does Johanna Rosenthal M.D. Inc. accept Medicare?
- Johanna Rosenthal M.D. Inc. is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for Johanna Rosenthal M.D. Inc.?
- The authorized official listed on Johanna Rosenthal M.D. Inc.'s NPPES record is Johanna Rosenthal, Ceo. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Johanna Rosenthal M.D. Inc.'s NPI active?
- Yes — Johanna Rosenthal M.D. Inc.'s NPI (1881832251) is active in the NPPES registry as of the last update on 2022-02-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.