Guus Bol, MD, PHD
NPI 1932914926 · Medical Oncology Physician · San Francisco, CA
Enrolled with Medicare as Practitioner - Hematology/Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Guus Bol, MD, PHD is a Medical Oncology Physician provider in San Francisco, CA (NPI 1932914926).
Provider details
- NPI number
- 1932914926
- Entity type
- Individual
- Primary specialty
- Medical Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD, PHD
- Sex
- Male
- Sole proprietor
- No
- License
- PSY30374 (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
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
- 2025-02-08
- Last updated
- 2025-09-29
- Certified
- 2025-09-29
Frequently asked questions
- What is Guus Bol's NPI number?
- Guus Bol's National Provider Identifier (NPI) is 1932914926, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Guus Bol's specialty?
- Guus Bol is listed in the NPPES registry with a primary specialty of Medical Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Guus Bol located?
- Guus Bol's practice location on file with NPPES is 1975 4th St, San Francisco, CA 94143-2351.
- What is Guus Bol's phone number?
- The practice phone number listed in the NPPES registry for Guus Bol is (415) 353-3000.
- Does Guus Bol accept Medicare?
- Guus Bol is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Guus Bol's NPI active?
- Yes — Guus Bol's NPI (1932914926) is active in the NPPES registry as of the last update on 2025-09-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.