J Michael Holder DO Ltd
NPI 1851462436 · Family Medicine Physician · Phoenix, AZ
J Michael Holder DO Ltd is a Family Medicine Physician organization in Phoenix, AZ (NPI 1851462436).
Provider details
- NPI number
- 1851462436
- Entity type
- Organization
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- J Holder, President(602) 866-8603
- License
- 1777 (AZ)
Specialties & taxonomies
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
Other names (DBA / former)
- Doing business as
- Jan D Zieren DO
Registry dates
- Enumerated
- 2006-11-13
- Last updated
- 2020-08-22
Frequently asked questions
- What is J Michael Holder DO Ltd's NPI number?
- J Michael Holder DO Ltd's National Provider Identifier (NPI) is 1851462436, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is J Michael Holder DO Ltd?
- J Michael Holder DO Ltd is classified in the NPPES registry as Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is J Michael Holder DO Ltd located?
- J Michael Holder DO Ltd's practice location on file with NPPES is 720 East Thunderbird Rd, Phoenix, AZ 85022.
- What is J Michael Holder DO Ltd's phone number?
- The practice phone number listed in the NPPES registry for J Michael Holder DO Ltd is (602) 866-8603.
- Who is the authorized official for J Michael Holder DO Ltd?
- The authorized official listed on J Michael Holder DO Ltd's NPPES record is J Holder, President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is J Michael Holder DO Ltd's NPI active?
- Yes — J Michael Holder DO Ltd's NPI (1851462436) is active in the NPPES registry as of the last update on 2020-08-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.