Zachary Farnworth, DO
Family Medicine Physician · Mesa, AZ
Zachary Farnworth, DO is a family medicine physician with a practice address in Mesa, Arizona, and NPI 1275911497, issued on May 7, 2015. Check the license on the Arizona Medical Board; the Medicare figures below come from public CMS files.
- Name
- Zachary Farnworth
- Credential
- DO
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- 10495481-1204 UT
Self-reported in NPPES; status is on the state search - Practice location
- 1301 S Crismon RD, Mesa, AZ 85209
- Phone
- (801) 898-2933
- Enumerated
- May 7, 2015
- Record last updated
- Aug 9, 2018 (not updated in 8 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 3,119 in Arizona → Look up another NPI →
Also registered at 1301 S Crismon RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Zachary Farnworth in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersArizona Medical BoardCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
96% fewer Medicare Part D claims than the average family medicine physician in 2024
136 Medicare Part D claims for 22 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D.
Most prescribed
- Lisinopril15 claims
- Omeprazole14 claims
- Tamsulosin Hcl13 claims
- Gabapentin12 claims
- Simvastatin12 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.
Zachary Farnworth among 3,119 family medicine physician records in Arizona
Zachary Farnworth, 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 2015, is newer than 73% of them.
- NPI issued2015 · 73% of these records are older, 24% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileNo · 57% of these records are
- 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).
194 family medicine physician records list a practice address in Mesa
They are 194 of the 9,151 NPPES records with a practice address in Mesa, and 3,119 family medicine physician records in Arizona.
All 3,119 in Arizona → Every provider in Mesa → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Gregory Allen, MDMesa, AZ 852091952380925
- Kerry Amstutz, DOMesa, AZ 852091336217181
- Connie Catron, M.D.Mesa, AZ 852091255433231
- Bradley Downing, DOMesa, AZ 852091164414116
- Justin Dufner, D.O.Mesa, AZ 852091457619371
- Dana Farris, MDMesa, AZ 852091033214200
- Monika Herdzik, MDMesa, AZ 852091730386186
- William Lawless, MDMesa, AZ 852091316927098
Common questions
What is Zachary Farnworth, DO's NPI number?
Zachary Farnworth, DO's National Provider Identifier (NPI) is 1275911497, issued on May 7, 2015. An NPI identifies a provider in billing; it is not a license.
Where is Zachary Farnworth, DO located?
The NPPES record lists a practice address at 1301 S Crismon RD, Mesa, AZ, 85209. Phone: (801) 898-2933. Providers update this record themselves, so call before visiting.
How can I verify Zachary Farnworth, DO's license?
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 Zachary Farnworth, DO prescribe under Medicare Part D?
In 2024, Zachary Farnworth, DO had 136 Medicare Part D claims for 22 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.