NPPES file of Aug 9, 2026

Merrion Dawson, MD

Family Medicine Physician · San Tan Valley, AZ

Merrion Dawson, MD is a family medicine physician with a practice address in San Tan Valley, Arizona, and NPI 1952042947, issued on Apr 5, 2022. Check the license (Arizona 76940, 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
1952042947
Name
Merrion Dawson
Credential
MD
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
76940 AZ
Self-reported in NPPES; status is on the state search
Practice location
37100 N Gantzel RD Ste 201, San Tan Valley, AZ 85140
Phone
(480) 394-4469
Enumerated
Apr 5, 2022
Record last updated
Aug 7, 2025
Medicare enrollment
Enrolled (PECOS I20250821001093); accepts Medicare assignment
Medical or professional school
University Of Arizona College Of Medicine - Phoenix, 2022
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.
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Also registered at 37100 N Gantzel RD Ste 201

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

  1. Matthew Cook, DOFamily Medicine Physician1114451986
  2. Elizabeth Fox-MtandikaFamily Medicine Physician1205397288
  3. Sue Johnson, FNPPrimary Care Nurse Practitioner1356030902
  4. Jared Schwarting, FNP-CFamily Nurse Practitioner1770923708
  5. Mario Skobic, MDInternal Medicine Physician1609858851
  6. Hayley SnyderRegistered Nurse1841979135

Verify Merrion Dawson in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersArizona Medical Board
    Search for license 76940
    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.

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87% fewer Medicare Part D claims than the average family medicine physician in 2024

443 Medicare Part D claims for 77 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D.

  1. Merrion Dawson443
  2. Specialty average3,544

Most prescribed

  1. Lisinopril29 claims
  2. Levothyroxine Sodium24 claims
  3. Atorvastatin Calcium19 claims
  4. Losartan Potassium18 claims
  5. Tamsulosin Hcl18 claims
  6. Duloxetine Hcl17 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 2 group practices

  1. Banner Primary Care Physicians Arizona LLCSan Tan Valley, AZ
  2. Bhsm Rehabilitation LLCMesa, AZ

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

12 family medicine physician records list a practice address in San Tan Valley

They are 12 of the 505 NPPES records with a practice address in San Tan Valley, and 3,119 family medicine physician records in Arizona.

Other family medicine physician records in Arizona

  1. Muhammad Aamer, M.D.Yuma, AZ1437574720
  2. Ndidi Abara, M.D.Yuma, AZ1295115145
  3. Steven Abdelmalak, MDScottsdale, AZ1205092806
  4. Daniel Abelev, MDPhoenix, AZ1417573163
  5. Lindsey Abeyta, FNPTucson, AZ1043027857
  6. Modupeola Abiodun, M.D.Chandler, AZ1225326853
  7. Sara Abolmolouk, MDTucson, AZ1497043715
  8. Ahmed Abouzeid, MDGlendale, AZ1871619601
  9. Edward Abraham, M.D.Phoenix, AZ1144593211
  10. Rebecca Abraham, M.D.Surprise, AZ1437273323

Common questions

What is Merrion Dawson, MD's NPI number?

Merrion Dawson, MD's National Provider Identifier (NPI) is 1952042947, issued on Apr 5, 2022. An NPI identifies a provider in billing; it is not a license.

Where is Merrion Dawson, MD located?

The NPPES record lists a practice address at 37100 N Gantzel RD Ste 201, San Tan Valley, AZ, 85140. Phone: (480) 394-4469. Providers update this record themselves, so call before visiting.

How can I verify Merrion Dawson, MD's license?

NPPES lists Arizona license number 76940, 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 Merrion Dawson, MD prescribe under Medicare Part D?

In 2024, Merrion Dawson, MD had 443 Medicare Part D claims for 77 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.