Brianna Grigsby
Family Medicine Physician · Tucson, AZ
Brianna Grigsby is a family medicine physician with a practice address in Tucson, Arizona, and NPI 1720435712, issued on May 19, 2016. Check the license (Arizona R75532, as entered in NPPES) on the Arizona Medical Board; the Medicare figures below come from public CMS files.
- Name
- Brianna Grigsby
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- R75532 AZ
Self-reported in NPPES; status is on the state search - Practice location
- 707 N Alvernon Way, Tucson, AZ 85711
- Phone
- (520) 694-8888
- Enumerated
- May 19, 2016
- Record last updated
- May 19, 2016 (not updated in 10 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 707 N Alvernon Way
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Brianna Grigsby in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersArizona Medical Board
Search for license R75532Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
99% fewer Medicare Part D claims than the average family medicine physician in 2024
32 Medicare Part D claims for 12 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D.
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.
Brianna Grigsby among 3,119 family medicine physician records in Arizona
Brianna Grigsby 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 2016, is newer than 76% of them.
- NPI issued2016 · 76% of these records are older, 22% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileNo · 57% of these records are
- Record last updated2016 · 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).
554 family medicine physician records list a practice address in Tucson
They are 554 of the 18,788 NPPES records with a practice address in Tucson, and 3,119 family medicine physician records in Arizona.
All 3,119 in Arizona → Every provider in Tucson → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Eamon Armstrong, M.D.Tucson, AZ 857111629036934
- Mary Blatt, M.D.Tucson, AZ 857111902883127
- Colleen Cagno, MDTucson, AZ 857111245202720
- Brian Donovan, M.D.Tucson, AZ 857111780686949
- Rinly Gecosala, M.D., M.P.H.Tucson, AZ 857111033177043
- Linda Granath, M.D.Tucson, AZ 857111447235841
- Ramesh Karra, MDTucson, AZ 857111891759452
- Randa Kutob, MDTucson, AZ 857111326145889
Common questions
What is Brianna Grigsby's NPI number?
Brianna Grigsby's National Provider Identifier (NPI) is 1720435712, issued on May 19, 2016. An NPI identifies a provider in billing; it is not a license.
Where is Brianna Grigsby located?
The NPPES record lists a practice address at 707 N Alvernon Way, Tucson, AZ, 85711. Phone: (520) 694-8888. Providers update this record themselves, so call before visiting.
How can I verify Brianna Grigsby's license?
NPPES lists Arizona license number R75532, 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 Brianna Grigsby prescribe under Medicare Part D?
In 2024, Brianna Grigsby had 32 Medicare Part D claims for 12 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.