NPPES file of Aug 9, 2026

Katheryn K. Black, DO

Family Medicine Physician · Phoenix, AZ

Katheryn K. Black, DO is a family medicine physician with a practice address in Phoenix, Arizona, and NPI 1811955388, issued on May 3, 2006. Check the license (Arizona 007526, as entered in NPPES) on the Arizona Medical Board; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1811955388
Name
Katheryn K. Black
Credential
DO
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
007526 AZ
Self-reported in NPPES; status is on the state search
Practice location
4212 N 16TH St, Phoenix, AZ 85016
Phone
(602) 263-1200
Enumerated
May 3, 2006
Record last updated
May 31, 2018 (not updated in 8 years: call before relying on the address or phone)
Medicaid ID
100232560C KS
Medicare enrollment
Enrolled (PECOS I20180501001132); accepts Medicare assignment
Medical or professional school
Western University Of Health Sciences College Of Dental Med, 1986
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
Download card Updates feed

Also registered at 4212 N 16TH St

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Andrea Aarseth, RNCritical Care Medicine Registered Nurse1235297292
  2. Deirdre Abellada, RN, PHNRegistered Nurse1710259395
  3. Joby Abraham, RNRegistered Nurse1376814046
  4. Frederick Abramek, MS, PHARMACISTPharmacist1528278736
  5. Karen AcostaRegistered Nurse1659748671
  6. Danton AdairRegistered Nurse1114387917

Verify Katheryn K. Black in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersArizona Medical Board
    Search for license 007526
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Arizona license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

Is this page about you? You can ask us to correct, restrict or remove it: how.

44% fewer Medicare Part D claims than the average family medicine physician in 2024

1,980 Medicare Part D claims for 134 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 36% of claims.

  1. Katheryn Black1,980
  2. Specialty average3,544

Most prescribed

  1. Ozempic234 claims
  2. Levothyroxine Sodium93 claims
  3. Losartan Potassium89 claims
  4. Atorvastatin Calcium76 claims
  5. Albuterol Sulfate Hfa61 claims
  6. Omeprazole54 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

  1. Dhew Ind Hlth SV Hlth Svs And Mntl Hlth AdmPhoenix, AZ

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Katheryn K. Black among 3,119 family medicine physician records in Arizona

Katheryn K. Black, DO 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
  • Graduated1986 · median 2006 among the 1,775 with a school on file
  • Record last updated2018 · 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).

649 family medicine physician records list a practice address in Phoenix

They are 649 of the 31,399 NPPES records with a practice address in Phoenix, and 3,119 family medicine physician records in Arizona.

The 8 family medicine physician records with the nearest ZIP codes

  1. James Bennett, M.D.Phoenix, AZ 850161194708396
  2. Paul Bloomquist, MDPhoenix, AZ 850161730167065
  3. Jacqueline Doris, M.D.Phoenix, AZ 850161922090992
  4. Lawrence Kramer, M.D.Phoenix, AZ 850161952381295
  5. Kathleen North-Wilhelm, M.D.Phoenix, AZ 850161952389017
  6. Heather O'Toole, M.D.Phoenix, AZ 850161992797880
  7. Amy Jo Overlin, M.D.Phoenix, AZ 850161811958101
  8. Judy Pinsonneault, D.O.Phoenix, AZ 850161184627648

Common questions

What is Katheryn K. Black, DO's NPI number?

Katheryn K. Black, DO's National Provider Identifier (NPI) is 1811955388, issued on May 3, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Katheryn K. Black, DO located?

The NPPES record lists a practice address at 4212 N 16TH St, Phoenix, AZ, 85016. Phone: (602) 263-1200. Providers update this record themselves, so call before visiting.

How can I verify Katheryn K. Black, DO's license?

NPPES lists Arizona license number 007526, 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 Katheryn K. Black, DO prescribe under Medicare Part D?

In 2024, Katheryn K. Black, DO had 1,980 Medicare Part D claims for 134 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.