OrganizationActive
Fred S Markham MD PC
NPI 1073545240 · Internal Medicine Physician · Prescott, AZ
Provider details
- NPI number
- 1073545240
- Entity type
- Organization
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Fred Markham, Owner President(928) 778-1736
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(91/100 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
804 Ainsworth Dr
Suite 104
Prescott, AZ 86301-1624
Phone: (928) 778-1736
Fax: (928) 717-0785
Street-level locationGet directions
Mailing address
Po Box 20490
Mesa, AZ 85277-0490
Registry dates
- Enumerated
- 2006-07-07
- Last updated
- 2007-10-02
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.