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John Holder, DO
NPI 1245368794 · Family Medicine Physician · Phoenix, AZ
John Holder, DO is a Family Medicine Physician provider in Phoenix, AZ (NPI 1245368794).
Provider details
- NPI number
- 1245368794
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Male
- Sole proprietor
- Yes
- License
- AZ1437 (AZ)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(89/100 index)
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
720 E Thunderbird Rd
Ste 3
Phoenix, AZ 85022-5396
Phone: (602) 866-8603
Fax: (602) 866-2413
Street-level locationGet directions
Mailing address
Po Box 35380
Las Vegas, NV 89133-5380
Registry dates
- Enumerated
- 2007-02-28
- Last updated
- 2016-09-21
Frequently asked questions
- What is John Holder's NPI number?
- John Holder's National Provider Identifier (NPI) is 1245368794, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Holder's specialty?
- John Holder is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is John Holder located?
- John Holder's practice location on file with NPPES is 720 E Thunderbird Rd, Phoenix, AZ 85022-5396.
- What is John Holder's phone number?
- The practice phone number listed in the NPPES registry for John Holder is (602) 866-8603.
- Is John Holder's NPI active?
- Yes — John Holder's NPI (1245368794) is active in the NPPES registry as of the last update on 2016-09-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.