Karen Gersten-Rothenberg, MSN, RN, NPF
NPI 1144378902 · Family Nurse Practitioner · Oakland, CA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Karen Gersten-Rothenberg, MSN, RN, NPF is a Family Nurse Practitioner provider in Oakland, CA (NPI 1144378902).
Provider details
- NPI number
- 1144378902
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- MSN, RN, NPF
- Sex
- Female
- Sole proprietor
- No
- License
- 20085 (CA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
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
Mailing address
Registry dates
- Enumerated
- 2007-01-08
- Last updated
- 2013-08-05
Frequently asked questions
- What is Karen Gersten-Rothenberg's NPI number?
- Karen Gersten-Rothenberg's National Provider Identifier (NPI) is 1144378902, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Karen Gersten-Rothenberg's specialty?
- Karen Gersten-Rothenberg is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Karen Gersten-Rothenberg located?
- Karen Gersten-Rothenberg's practice location on file with NPPES is 1390 66th Ave, Oakland, CA 94621-3506.
- What is Karen Gersten-Rothenberg's phone number?
- The practice phone number listed in the NPPES registry for Karen Gersten-Rothenberg is (510) 639-1981.
- Does Karen Gersten-Rothenberg accept Medicare?
- Karen Gersten-Rothenberg is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Karen Gersten-Rothenberg's NPI active?
- Yes — Karen Gersten-Rothenberg's NPI (1144378902) is active in the NPPES registry as of the last update on 2013-08-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.