Robert D. Mayer, MD
Urology Physician · Grants Pass, OR
Robert D. Mayer, MD is a urology physician with a practice address in Grants Pass, Oregon, and NPI 1073552352, issued on Jun 5, 2006. Check the license (Oregon MD12010, as entered in NPPES) on the Oregon Medical Board; the Medicare figures below come from public CMS files.
- Name
- Robert D. Mayer
- Credential
- MD
- Primary taxonomy
- Urology Physician 208800000X
- License numbers
- MD12010 OR
166815 NY
MD60890461 WA
Self-reported in NPPES; status is on the state search - Practice location
- 700 SW Ramsey Ave Ste 101, Grants Pass, OR 97527
- Phone
- (541) 507-2020
- Enumerated
- Jun 5, 2006
- Record last updated
- Jun 17, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (585) 273-1068
- Medicaid ID
- 500666607 OR
- Entity
- Type 1 · individual
8 nearest urology physician records → All 188 in Oregon → Look up another NPI →
Also registered at 700 SW Ramsey Ave Ste 101
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Jorge Aldo Barajas Ochoa, MDInfectious Disease Physician1619463601
- Daniel Khalil, MDUrology Physician1144470568
- Marci Raymond, RDNRegistered Dietitian1669799367
Verify Robert D. Mayer in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersOregon Medical Board
Search for license MD12010Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
79% fewer Medicare Part D claims than the average urology physician in 2024
283 Medicare Part D claims for 81 beneficiaries, against an average of 1,340 among the 10,782 providers of this specialty who prescribed in Part D. Brand-name drugs were 7% of claims.
Most prescribed
- Tamsulosin Hcl92 claims
- Finasteride56 claims
- Doxazosin Mesylate21 claims
- Oxybutynin Chloride Er16 claims
- Cephalexin13 claims
- Myrbetriq11 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.
Robert D. Mayer among 188 urology physician records in Oregon
Robert D. Mayer, MD is one of 188 urology physician records with a practice address in Oregon. 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 2006, is newer than 9% of them.
- NPI issued2006 · 9% of these records are older, 47% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileNo · 71% of these records are
- Record last updated2021 · 50% 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 Oregon practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Urology Physician providers in Oregon
There are 188 urology physician records in Oregon.
All 188 in Oregon → Every provider in Grants Pass → Urology Physician nationwide →
The 8 urology physician records with the nearest ZIP codes
- Daniel Khalil, MDGrants Pass, OR 975271144470568
- George Getty, M.D.Grants Pass, OR 975261285610592
- Edward Barrows, MDMedford, OR 975041578539169
- Thong Bui, MDMedford, OR 975041073589651
- Patrick Davol, M.D.Medford, OR 975041003025875
- Amy Lim, M.DMedford, OR 975041639514979
- James Loos, MDMedford, OR 975041801991476
- Liam Macleod, MDMedford, OR 975041306135488
Common questions
What is Robert D. Mayer, MD's NPI number?
Robert D. Mayer, MD's National Provider Identifier (NPI) is 1073552352, issued on Jun 5, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Robert D. Mayer, MD located?
The NPPES record lists a practice address at 700 SW Ramsey Ave Ste 101, Grants Pass, OR, 97527. Phone: (541) 507-2020. Providers update this record themselves, so call before visiting.
How can I verify Robert D. Mayer, MD's license?
NPPES lists Oregon license number MD12010, as entered by the provider. Search the Oregon Medical Board at https://www.oregon.gov/OMB/Pages/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Robert D. Mayer, MD prescribe under Medicare Part D?
In 2024, Robert D. Mayer, MD had 283 Medicare Part D claims for 81 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.