John R Markham PC
About this NPIWhat this record shows.
NPI 1689871667 is registered to John R Markham PC, a healthcare organisation classified as "Optometrist" and located at 1680 Willow Creek Rd in Prescott, Arizona. The organisation's authorised official is John Markham. The organisation has been enumerated in the NPI registry since 2007.
Your brand here.
Secondary identifiers
Additional identifiers this provider has registered with NPPES. Used by medical billers, credentialers, and insurance verifiers to cross-reference claims and enrollments.
Other
- 3421045AZ· Issued by CIGNA
- 7442967AZ· Issued by AETNA
- DM2NNP· Issued by ARIZONA FOUNDATION
- NNP12599AZ· Issued by UNIVERSAL HEALTH CARE
- 033176-001AZ· Issued by MERCYCARE
- 866291-9714· Issued by HUMANA
- 033176AZ· Issued by AHCCCS
- 190721· Issued by AHCCCS
- 3Z0277AZ· Issued by HEALTH NET
- AZ0142· Issued by EYECARE DIRECT
- 1263119AZ· Issued by MERCYCARE
- 5858351· Issued by AETNA
- 153165AZ· Issued by RAN-AMN
- 63119· Issued by MEDICARE - UNSPECIFIED
- 15220· Issued by AVESIS
- A00148AZ· Issued by EYEMED
- AZ01170· Issued by MEDICARE SUBMITTER ID - CLINIC
- AZ0142· Issued by EYEMED
- 2Z6546AZ· Issued by HEALTH NET
- 572818AZ· Issued by RAN-AMN
Source: NPPES public registry.
Insurance & acceptsHow to confirm coverage.
The National Plan and Provider Enumeration System (NPPES) registry does not include commercial insurance network data, so we cannot show which plans John R Markham PC accepts. To confirm in-network status with your specific health plan, contact John R Markham PC directly at (928) 778-3950.
Frequently asked
Yes. NPI 1689871667 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Optometrist is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy.
The CMS NPPES Public Registry at npiregistry.cms.hhs.gov is the authoritative source. FindMyNPI mirrors this dataset and refreshes monthly. For real-time verification, you can also call the provider's office at (928) 778-3950.
An individual healthcare provider has a single Type-1 NPI for life. Organisations can hold separate Type-2 NPIs per location, specialty, or sub-entity. John R Markham PC is a Type-2 organisational NPI.