Stefan a Unterhalter MD a Medical Corp
NPI 1437285269 · Nephrology Physician · Beverly Hills, CA
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Stefan a Unterhalter MD a Medical Corp is a Nephrology Physician organization in Beverly Hills, CA (NPI 1437285269).
Provider details
- NPI number
- 1437285269
- Entity type
- Organization
- Primary specialty
- Nephrology PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Stefan Unterhalter, President(310) 274-2722
- License
- A33152 (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
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
- 2007-02-26
- Last updated
- 2026-02-17
- Certified
- 2026-02-17
Frequently asked questions
- What is Stefan a Unterhalter MD a Medical Corp's NPI number?
- Stefan a Unterhalter MD a Medical Corp's National Provider Identifier (NPI) is 1437285269, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Stefan a Unterhalter MD a Medical Corp?
- Stefan a Unterhalter MD a Medical Corp is classified in the NPPES registry as Nephrology Physician (Allopathic & Osteopathic Physicians).
- Where is Stefan a Unterhalter MD a Medical Corp located?
- Stefan a Unterhalter MD a Medical Corp's practice location on file with NPPES is 9001 Wilshire Blvd Ste 201, Beverly Hills, CA 90211-1840.
- What is Stefan a Unterhalter MD a Medical Corp's phone number?
- The practice phone number listed in the NPPES registry for Stefan a Unterhalter MD a Medical Corp is (310) 274-2722.
- Does Stefan a Unterhalter MD a Medical Corp accept Medicare?
- Stefan a Unterhalter MD a Medical Corp 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 Stefan a Unterhalter MD a Medical Corp?
- The authorized official listed on Stefan a Unterhalter MD a Medical Corp's NPPES record is Stefan Unterhalter, President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Stefan a Unterhalter MD a Medical Corp's NPI active?
- Yes — Stefan a Unterhalter MD a Medical Corp's NPI (1437285269) is active in the NPPES registry as of the last update on 2026-02-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.