Brian Kieran Greenbush, FNP-C
Family Nurse Practitioner · Phoenix, AZ
Brian Kieran Greenbush, FNP-C is a family nurse practitioner with a practice address in Phoenix, Arizona, and NPI 1316300585, issued on Apr 4, 2016. Check the license (Arizona AP8495, as entered in NPPES) with the Arizona board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Brian Kieran Greenbush
- Credential
- FNP-C
- Primary taxonomy
- Family Nurse Practitioner 363LF0000X
- License numbers
- AP8495 AZ
RN152374 AZ
Self-reported in NPPES; status is on the state search - Practice location
- 6601 W Thomas RD, Phoenix, AZ 85033
- Phone
- (602) 243-7277
- Enumerated
- Apr 4, 2016
- Record last updated
- Jun 17, 2016 (not updated in 10 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest family nurse practitioner records → All 5,933 in Arizona → Look up another NPI →
Also registered at 6601 W Thomas RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Golinaz Asadi, DDSGeneral Practice Dentistry1740249127
Verify Brian Kieran Greenbush in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Arizona board licenses this profession
Search for license AP8495Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
97% fewer Medicare Part D claims than the average family nurse practitioner in 2024
33 Medicare Part D claims for 12 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D. Brand-name drugs were 64% of claims.
Most prescribed
- Afrezza14 claims
- Minoxidil12 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.
Brian Kieran Greenbush among 5,933 family nurse practitioner records in Arizona
Brian Kieran Greenbush, FNP-C is one of 5,933 family nurse practitioner records with a practice address in Arizona. 77% 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 36% of them.
- NPI issued2016 · 36% of these records are older, 59% newer
- In a Medicare fileYes · 77% of these records are
- In the CMS Doctors and Clinicians fileNo · 59% of these records are
- Record last updated2016 · 38% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LF0000X and a Arizona practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
1,242 family nurse practitioner records list a practice address in Phoenix
They are 1,242 of the 31,399 NPPES records with a practice address in Phoenix, and 5,933 family nurse practitioner records in Arizona.
All 5,933 in Arizona → Every provider in Phoenix → Family Nurse Practitioner nationwide →
The 8 family nurse practitioner records with the nearest ZIP codes
- Cicili Arockiaraj, NPPhoenix, AZ 850331730567801
- Barbara Benson, FNPPhoenix, AZ 850331962565549
- Lourdes Colin, FNPPhoenix, AZ 850331033457023
- Maria Victoria De GuzmanPhoenix, AZ 850331700254802
- Chisomnazu Iweha-Ononye, NPPhoenix, AZ 850331083978274
- Nubia Lomeli, DNP, FNP-CPhoenix, AZ 850331619328374
- Rebecca Mukoko, FNPPhoenix, AZ 850331356827216
- Rachel Prell, FNP-BC, CWOCNPhoenix, AZ 850331265596753
Common questions
What is Brian Kieran Greenbush, FNP-C's NPI number?
Brian Kieran Greenbush, FNP-C's National Provider Identifier (NPI) is 1316300585, issued on Apr 4, 2016. An NPI identifies a provider in billing; it is not a license.
Where is Brian Kieran Greenbush, FNP-C located?
The NPPES record lists a practice address at 6601 W Thomas RD, Phoenix, AZ, 85033. Phone: (602) 243-7277. Providers update this record themselves, so call before visiting.
How can I verify Brian Kieran Greenbush, FNP-C's license?
NPPES lists Arizona license number AP8495, as entered by the provider. Search the Arizona board that licenses this profession; the NPPES record confirms identity only.
How much does Brian Kieran Greenbush, FNP-C prescribe under Medicare Part D?
In 2024, Brian Kieran Greenbush, FNP-C had 33 Medicare Part D claims for 12 beneficiaries; the average among family nurse practitioner prescribers was 1,305. 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.