Carol Dexter Hayes, M.D.
Family Medicine Physician · Prescott Valley, AZ
Carol Dexter Hayes, M.D. is a family medicine physician with a practice address in Prescott Valley, Arizona, and NPI 1386680916, issued on Jun 21, 2006. Check the license (Arizona 20821, as entered in NPPES) on the Arizona Medical Board; the Medicare figures below come from public CMS files.
- Name
- Carol Dexter Hayes
- Credential
- M.D.
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License numbers
- 20821 AZ
MD-15087 HI
Self-reported in NPPES; status is on the state search - Practice location
- 7700 E Florentine RD Ste 101, Prescott Valley, AZ 86314
- Phone
- (928) 442-8710
- Enumerated
- Jun 21, 2006
- Record last updated
- Feb 17, 2025
- Fax
- (916) 636-4358
- Medicaid IDs
- 648850 HI
146599 AZ - Medicare enrollment
- Enrolled (PECOS I20050929000033); accepts Medicare assignment
- Medical or professional school
- University Of Arizona College Of Medicine, 1990
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 3,119 in Arizona → Look up another NPI →
Also registered at 7700 E Florentine RD Ste 101
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Mysti Huston, MSN, APRN, FNP-BCFamily Nurse Practitioner1578440376
- Viviene Johnson Brown, FNP-CFamily Nurse Practitioner1982194858
- Tina Mickle, FNP-CFamily Nurse Practitioner1215450374
Verify Carol Dexter Hayes in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersArizona Medical Board
Search for license 20821Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
4% more Medicare Part D claims than the average family medicine physician in 2024
3,671 Medicare Part D claims for 561 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 14% of claims.
Most prescribed
- Levothyroxine Sodium288 claims
- Atorvastatin Calcium285 claims
- Lisinopril165 claims
- Amlodipine Besylate132 claims
- Omeprazole114 claims
- Losartan Potassium107 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Bills Medicare through one group practice
- Yavapai Regional Medical Center Physician Care LLCPrescott Valley, AZ
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Carol Dexter Hayes among 3,119 family medicine physician records in Arizona
Carol Dexter Hayes, M.D. is one of 3,119 family medicine physician records with a practice address in Arizona. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 12% of them.
- NPI issued2006 · 12% of these records are older, 54% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileYes · 57% of these records are
- Graduated1990 · median 2006 among the 1,775 with a school on file
- Record last updated2025 · 54% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Arizona practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
11 family medicine physician records list a practice address in Prescott Valley
They are 11 of the 642 NPPES records with a practice address in Prescott Valley, and 3,119 family medicine physician records in Arizona.
All 3,119 in Arizona → Every provider in Prescott Valley → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Klaus Appel, DOPrescott Valley, AZ 863141386725208
- George Dean, M. D.Prescott Valley, AZ 863141699723858
- Thomas Garland, M.D.Prescott Valley, AZ 863141700837853
- Ellen Lorenz, CFNPPrescott Valley, AZ 863141760444509
- Bethany Luce, M.D.Prescott Valley, AZ 863141679683510
- Ferenc Nagy, MD. CMDPrescott Valley, AZ 863141912942848
- Shirley Rheinfelder, M.D.Prescott Valley, AZ 863141013941327
- Brianna Sease, FNP BCPrescott Valley, AZ 863141174337828
Common questions
What is Carol Dexter Hayes, M.D.'s NPI number?
Carol Dexter Hayes, M.D.'s National Provider Identifier (NPI) is 1386680916, issued on Jun 21, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Carol Dexter Hayes, M.D. located?
The NPPES record lists a practice address at 7700 E Florentine RD Ste 101, Prescott Valley, AZ, 86314. Phone: (928) 442-8710. Providers update this record themselves, so call before visiting.
How can I verify Carol Dexter Hayes, M.D.'s license?
NPPES lists Arizona license number 20821, as entered by the provider. Search the Arizona Medical Board at https://www.azmd.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Carol Dexter Hayes, M.D. prescribe under Medicare Part D?
In 2024, Carol Dexter Hayes, M.D. had 3,671 Medicare Part D claims for 561 beneficiaries; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.