Karlyn Williams, MD
Pediatrics Physician · Prescott, AZ
Karlyn Williams, MD is a pediatrics physician with a practice address in Prescott, Arizona, and NPI 1639812431, issued on Apr 19, 2022. Check the license (Arizona 77683, as entered in NPPES) on the Arizona Medical Board; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Karlyn Williams
- Credential
- MD
- Primary taxonomy
- Pediatrics Physician 208000000X
- License number
- 77683 AZ
Self-reported in NPPES; status is on the state search - Practice location
- 2120 Centerpointe West Dr, Prescott, AZ 86301
- Phone
- (928) 778-4581
- Enumerated
- Apr 19, 2022
- Record last updated
- May 6, 2026
- Fax
- (928) 776-1872
- Medicare enrollment
- Enrolled (PECOS I20260520002523); may accept Medicare assignment
- Medical or professional school
- University Of Texas Medical School At San Antonio, 2022
- Entity
- Type 1 · individual
8 nearest pediatrics physician records → All 1,309 in Arizona → Look up another NPI →
Also registered at 2120 Centerpointe West Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Gary Cline, PMHNPPsychiatric/Mental Health Nurse Practitioner1912879263
- Michelle Copeland, CPNPPediatric Nurse Practitioner1538252234
- Susan Cosgrove, RN,APRNPsychiatric/Mental Health Nurse Practitioner1487845558
- Ronael Eckman, MDPediatrics Physician1265766984
- Jeanne Gibian, RN, CPNPPediatric Nurse Practitioner1700956703
- Gabriela Herrera, FNPFamily Nurse Practitioner1477276137
Verify Karlyn Williams in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersArizona Medical Board
Search for license 77683Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Karlyn Williams among 1,309 pediatrics physician records in Arizona
Karlyn Williams, MD is one of 1,309 pediatrics physician records with a practice address in Arizona. 41% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2022, is newer than 93% of them.
- NPI issued2022 · 93% of these records are older, 5% newer
- In a Medicare fileNo · 41% of these records are
- In the CMS Doctors and Clinicians fileYes · 8% of these records are
- Graduated2022 · median 2013 among the 105 with a school on file
- Record last updated2026 · 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 208000000X and a Arizona practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Pediatrics Physician providers in Arizona
There are 1,309 pediatrics physician records in Arizona. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 1,309 in Arizona → Every provider in Prescott → Pediatrics Physician nationwide →
The 8 pediatrics physician records with the nearest ZIP codes
- Ronael Eckman, MDPrescott, AZ 863011265766984
- Matthew Hinton, MDPrescott, AZ 863011881653558
- Lourdes Jacobo, M.D.Prescott, AZ 863011861548679
- James Mick, MDPrescott, AZ 863011336118926
- Jennifer Tidroski, D.O.Prescott, AZ 863011639457245
- Kathryn Ballard, M.D.Prescott, AZ 863051285604504
- David Green, M.D.Prescott, AZ 863051073516589
- Shelly Klein, MDPrescott, AZ 863051659449411
Common questions
What is Karlyn Williams, MD's NPI number?
Karlyn Williams, MD's National Provider Identifier (NPI) is 1639812431, issued on Apr 19, 2022. An NPI identifies a provider in billing; it is not a license.
Where is Karlyn Williams, MD located?
The NPPES record lists a practice address at 2120 Centerpointe West Dr, Prescott, AZ, 86301. Phone: (928) 778-4581. Providers update this record themselves, so call before visiting.
How can I verify Karlyn Williams, MD's license?
NPPES lists Arizona license number 77683, 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.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. 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.