Stacy Elizabeth Gustin, D.O.
Family Medicine Physician · Phoenix, AZ
Stacy Elizabeth Gustin, D.O. is a family medicine physician with a practice address in Phoenix, Arizona, and NPI 1265618136, issued on Jan 10, 2008. Check the license (Arizona 4643, as entered in NPPES) on the Arizona Medical Board; the Medicare figures below come from public CMS files.
- Name
- Stacy Elizabeth Gustin
- Credential
- D.O.
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- 4643 AZ
Self-reported in NPPES; status is on the state search - Practice location
- 4840 E Indian School RD, Phoenix, AZ 85018
- Phone
- (480) 882-7360
- Enumerated
- Jan 10, 2008
- Record last updated
- Sep 25, 2014 (not updated in 12 years: call before relying on the address or phone)
- Fax
- (602) 952-9432
- Medicare enrollment
- Enrolled (PECOS I20080925000707); accepts Medicare assignment
- Medical or professional school
- Mid West Medical College, 2005
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 3,119 in Arizona → Look up another NPI →
Also registered at 4840 E Indian School RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Kelli Anderson, FNP-CFamily Nurse Practitioner1740424647
- Glenda Blanchard, N.P.General Practice Registered Nurse1144356056
- Tina Busby, F.N.P.Family Nurse Practitioner1124279682
- Frank Cibulka, M.D.Family Medicine Physician1760472351
- Michael Cruz, ATC, CSCSAthletic Trainer1578885026
- Cheryl Hnatiuk, FNP-CAdult Health Nurse Practitioner1336433242
Verify Stacy Elizabeth Gustin in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersArizona Medical Board
Search for license 4643Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
28% fewer Medicare Part D claims than the average family medicine physician in 2024
2,565 Medicare Part D claims for 266 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims.
Most prescribed
- Levothyroxine Sodium216 claims
- Atorvastatin Calcium185 claims
- Lisinopril132 claims
- Amlodipine Besylate91 claims
- Losartan Potassium78 claims
- Metformin Hcl77 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
- Honorhealth Medical Group, LLCPhoenix, AZ
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Stacy Elizabeth Gustin among 3,119 family medicine physician records in Arizona
Stacy Elizabeth Gustin, D.O. 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 2008, is newer than 55% of them.
- NPI issued2008 · 55% of these records are older, 40% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileYes · 57% of these records are
- Graduated2005 · median 2006 among the 1,775 with a school on file
- Record last updated2014 · 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.
All 3,119 in Arizona → Every provider in Phoenix → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Gregory Bell, MDPhoenix, AZ 850181730168204
- Ethan Bindelglas, MDPhoenix, AZ 850181245218080
- Steven Bowley, MDPhoenix, AZ 850181639164650
- Frank Cibulka, M.D.Phoenix, AZ 850181760472351
- Samuel Clark, MDPhoenix, AZ 850181073506036
- James Doris, MDPhoenix, AZ 850181033101001
- Gargi Dwivedi, M.D.Phoenix, AZ 850181700874153
- Allan Goldman, D.O.Phoenix, AZ 850181215996640
Common questions
What is Stacy Elizabeth Gustin, D.O.'s NPI number?
Stacy Elizabeth Gustin, D.O.'s National Provider Identifier (NPI) is 1265618136, issued on Jan 10, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Stacy Elizabeth Gustin, D.O. located?
The NPPES record lists a practice address at 4840 E Indian School RD, Phoenix, AZ, 85018. Phone: (480) 882-7360. Providers update this record themselves, so call before visiting.
How can I verify Stacy Elizabeth Gustin, D.O.'s license?
NPPES lists Arizona license number 4643, 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 Stacy Elizabeth Gustin, D.O. prescribe under Medicare Part D?
In 2024, Stacy Elizabeth Gustin, D.O. had 2,565 Medicare Part D claims for 266 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.