Isabel Friedenberg
NPI 1366245706 · Internal Medicine Physician · Rochester, MN
Enrolled with Medicare as Order and Referring Only - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Isabel Friedenberg is a Internal Medicine Physician provider in Rochester, MN (NPI 1366245706).
Provider details
- NPI number
- 1366245706
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Sole proprietor
- No
- License
- 35277 (MN)
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
1 yr 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
- 2025-03-31
- Last updated
- 2025-07-01
- Certified
- 2025-07-01
Frequently asked questions
- What is Isabel Friedenberg's NPI number?
- Isabel Friedenberg's National Provider Identifier (NPI) is 1366245706, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Isabel Friedenberg's specialty?
- Isabel Friedenberg is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Isabel Friedenberg located?
- Isabel Friedenberg's practice location on file with NPPES is 200 1st St Sw, Rochester, MN 55905-0001.
- What is Isabel Friedenberg's phone number?
- The practice phone number listed in the NPPES registry for Isabel Friedenberg is (507) 284-2511.
- Does Isabel Friedenberg accept Medicare?
- Isabel Friedenberg is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Isabel Friedenberg's NPI active?
- Yes — Isabel Friedenberg's NPI (1366245706) is active in the NPPES registry as of the last update on 2025-07-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.