Redwood Regional Medical Group Inc
NPI 1275556607 · Hematology & Oncology Physician · Santa Rosa, CA
Redwood Regional Medical Group Inc is a Hematology & Oncology Physician organization in Santa Rosa, CA (NPI 1275556607).
Provider details
- NPI number
- 1275556607
- Entity type
- Organization
- Primary specialty
- Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Denise Hayes, Chief Operating Officer(707) 525-6691
Specialties & taxonomies
Allopathic & Osteopathic Physicians
- Radiation Oncology Physician2085R0001X
Allopathic & Osteopathic Physicians
- Diagnostic Radiology Physician2085R0202X
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
- Surgery Physician208600000X
Allopathic & Osteopathic Physicians
- Vascular Surgery Physician2086S0129X
Allopathic & Osteopathic Physicians
- Clinical Medical Laboratory291U00000X
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
- 2006-07-26
- Last updated
- 2014-02-11
Frequently asked questions
- What is Redwood Regional Medical Group Inc's NPI number?
- Redwood Regional Medical Group Inc's National Provider Identifier (NPI) is 1275556607, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Redwood Regional Medical Group Inc?
- Redwood Regional Medical Group Inc is classified in the NPPES registry as Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Redwood Regional Medical Group Inc located?
- Redwood Regional Medical Group Inc's practice location on file with NPPES is 3555 Round Barn Cir, Santa Rosa, CA 95403-1757.
- What is Redwood Regional Medical Group Inc's phone number?
- The practice phone number listed in the NPPES registry for Redwood Regional Medical Group Inc is (707) 525-6124.
- Who is the authorized official for Redwood Regional Medical Group Inc?
- The authorized official listed on Redwood Regional Medical Group Inc's NPPES record is Denise Hayes, Chief Operating Officer. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Redwood Regional Medical Group Inc's NPI active?
- Yes — Redwood Regional Medical Group Inc's NPI (1275556607) is active in the NPPES registry as of the last update on 2014-02-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.