Robert Holder, MD
NPI 1861426439 · Obstetrics & Gynecology Physician · Sierra Vista, AZ
Enrolled with Medicare as Practitioner - Obstetrics/Gynecology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Robert Holder, MD is a Obstetrics & Gynecology Physician provider in Sierra Vista, AZ (NPI 1861426439).
Provider details
- NPI number
- 1861426439
- Entity type
- Individual
- Primary specialty
- Obstetrics & Gynecology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 21557 (AZ)
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
- 2006-07-10
- Last updated
- 2008-04-01
Frequently asked questions
- What is Robert Holder's NPI number?
- Robert Holder's National Provider Identifier (NPI) is 1861426439, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Robert Holder's specialty?
- Robert Holder is listed in the NPPES registry with a primary specialty of Obstetrics & Gynecology Physician (Allopathic & Osteopathic Physicians).
- Where is Robert Holder located?
- Robert Holder's practice location on file with NPPES is 174 S Coronado Dr, Sierra Vista, AZ 85635-2860.
- What is Robert Holder's phone number?
- The practice phone number listed in the NPPES registry for Robert Holder is (520) 417-9920.
- Does Robert Holder accept Medicare?
- Robert Holder is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Robert Holder's NPI active?
- Yes — Robert Holder's NPI (1861426439) is active in the NPPES registry as of the last update on 2008-04-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.