Hans Geisse, MD
NPI 1063589935 · Addiction Medicine (Internal Medicine) Physician · Riverside, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Hans Geisse, MD is a Addiction Medicine (Internal Medicine) Physician provider in Riverside, CA (NPI 1063589935).
Provider details
- NPI number
- 1063589935
- Entity type
- Individual
- Primary specialty
- Addiction Medicine (Internal Medicine) PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- A46120 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
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
- 2006-11-29
- Last updated
- 2021-06-09
- Certified
- 2021-06-09
Frequently asked questions
- What is Hans Geisse's NPI number?
- Hans Geisse's National Provider Identifier (NPI) is 1063589935, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Hans Geisse's specialty?
- Hans Geisse is listed in the NPPES registry with a primary specialty of Addiction Medicine (Internal Medicine) Physician (Allopathic & Osteopathic Physicians).
- Where is Hans Geisse located?
- Hans Geisse's practice location on file with NPPES is 10800 Magnolia Ave, Riverside, CA 92505-3043.
- What is Hans Geisse's phone number?
- The practice phone number listed in the NPPES registry for Hans Geisse is (909) 353-2000.
- Does Hans Geisse accept Medicare?
- Hans Geisse is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Hans Geisse's NPI active?
- Yes — Hans Geisse's NPI (1063589935) is active in the NPPES registry as of the last update on 2021-06-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.