Greggory Keith Peifer, D.O.
Urology Physician · Mesa, AZ
Greggory Keith Peifer, D.O. is a urology physician with a practice address in Mesa, Arizona, and NPI 1326420746, issued on Jun 22, 2015. Check the license (Arizona 008490, as entered in NPPES) on the Arizona Medical Board; the Medicare figures below come from public CMS files.
- Name
- Greggory Keith Peifer
- Credential
- D.O.
- Primary taxonomy
- Urology Physician 208800000X
- License numbers
- 008490 AZ
5101021915 MI
Self-reported in NPPES; status is on the state search - Practice location
- 6116 E Arbor Ave Ste 108, Mesa, AZ 85206
- Phone
- (480) 219-1010
- Enumerated
- Jun 22, 2015
- Record last updated
- May 27, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20200616003527); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest urology physician records → All 277 in Arizona → Look up another NPI →
Also registered at 6116 E Arbor Ave Ste 108
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Rahul Mehan, M.D.Urology Physician1770740367
- Christopher Morris, PA-CPhysician Assistant1366451007
- Kacy Newcomb, FNP-BCFamily Nurse Practitioner1558003830
- Harpreet Wadhwa, MDUrology Physician1386943801
Verify Greggory Keith Peifer in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersArizona Medical Board
Search for license 008490Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
About as many Medicare Part D claims as the average urology physician in 2024
1,336 Medicare Part D claims for 419 beneficiaries, against an average of 1,340 among the 10,782 providers of this specialty who prescribed in Part D. 132 claims were for opioids.
Most prescribed
- Tamsulosin Hcl358 claims
- Ciprofloxacin Hcl152 claims
- Oxycodone-Acetaminophen123 claims
- Levofloxacin81 claims
- Nitrofurantoin Mono-Macro64 claims
- Myrbetriq54 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.
Industry payments in 2024: $2,931.23
60 payments; by number, the most common kind was food and beverage; the largest payer was Boston Scientific Corporation. The 9,340 providers of this specialty with any payment received $3,800.04 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- East Valley Urology Center PLCMesa, AZ
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Greggory Keith Peifer among 277 urology physician records in Arizona
Greggory Keith Peifer, D.O. is one of 277 urology physician records with a practice address in Arizona. 79% 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 79% of them.
- NPI issued2015 · 79% of these records are older, 19% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 69% of these records are
- Graduated2015 · median 2003 among the 192 with a school on file
- Record last updated2021 · 43% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208800000X and a Arizona practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Urology Physician providers in Arizona
There are 277 urology physician records in Arizona.
All 277 in Arizona → Every provider in Mesa → Urology Physician nationwide →
The 8 urology physician records with the nearest ZIP codes
- Kashif Alvi, MDMesa, AZ 852061407982887
- James Cord, M.D.Mesa, AZ 852061376522284
- David Grossklaus, M.D.Mesa, AZ 852061750355392
- Casey Lythgoe, MDMesa, AZ 852061780995670
- Rahul Mehan, M.D.Mesa, AZ 852061770740367
- Robert Shahon, MDMesa, AZ 852061841295771
- Barry Sonkin, M.D.Mesa, AZ 852061548335623
- Harpreet Wadhwa, MDMesa, AZ 852061386943801
Common questions
What is Greggory Keith Peifer, D.O.'s NPI number?
Greggory Keith Peifer, D.O.'s National Provider Identifier (NPI) is 1326420746, issued on Jun 22, 2015. An NPI identifies a provider in billing; it is not a license.
Where is Greggory Keith Peifer, D.O. located?
The NPPES record lists a practice address at 6116 E Arbor Ave Ste 108, Mesa, AZ, 85206. Phone: (480) 219-1010. Providers update this record themselves, so call before visiting.
How can I verify Greggory Keith Peifer, D.O.'s license?
NPPES lists Arizona license number 008490, 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 Greggory Keith Peifer, D.O. prescribe under Medicare Part D?
In 2024, Greggory Keith Peifer, D.O. had 1,336 Medicare Part D claims for 419 beneficiaries; the average among urology physician prescribers was 1,340. 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.