Stephen Kalkhoff, MD
NPI 1457888042 · Obstetrics Physician · San Diego, CA
Enrolled with Medicare as Practitioner - Obstetrics/Gynecology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Stephen Kalkhoff, MD is a Obstetrics Physician provider in San Diego, CA (NPI 1457888042).
Provider details
- NPI number
- 1457888042
- Entity type
- Individual
- Primary specialty
- Obstetrics PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- A190096 (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
9 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
- 2017-05-15
- Last updated
- 2024-09-03
- Certified
- 2024-09-03
Frequently asked questions
- What is Stephen Kalkhoff's NPI number?
- Stephen Kalkhoff's National Provider Identifier (NPI) is 1457888042, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Stephen Kalkhoff's specialty?
- Stephen Kalkhoff is listed in the NPPES registry with a primary specialty of Obstetrics Physician (Allopathic & Osteopathic Physicians).
- Where is Stephen Kalkhoff located?
- Stephen Kalkhoff's practice location on file with NPPES is 823 Gateway Center Way, San Diego, CA 92102-4541.
- What is Stephen Kalkhoff's phone number?
- The practice phone number listed in the NPPES registry for Stephen Kalkhoff is (619) 515-2300.
- Does Stephen Kalkhoff accept Medicare?
- Stephen Kalkhoff is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Stephen Kalkhoff's NPI active?
- Yes — Stephen Kalkhoff's NPI (1457888042) is active in the NPPES registry as of the last update on 2024-09-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.