Thomas E. Ahlering, M.D.
Urology Physician · Orange, CA
Thomas E. Ahlering, M.D. is a urology physician with a practice address in Orange, California, and NPI 1013983386, issued on Feb 27, 2006. Check the license (California G42753, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Thomas E. Ahlering
- Credential
- M.D.
- Primary taxonomy
- Urology Physician 208800000X
- License number
- G42753 CA
Self-reported in NPPES; status is on the state search - Practice location
- 101 The City Dr S, Orange, CA 92868
- Phone
- (714) 456-6068
- Enumerated
- Feb 27, 2006
- Record last updated
- Apr 22, 2015 (not updated in 11 years: call before relying on the address or phone)
- Fax
- (888) 378-4524
- Entity
- Type 1 · individual
8 nearest urology physician records → All 1,524 in California → Look up another NPI →
Also registered at 101 The City Dr S
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Danny Abad, PAPhysician Assistant1477158673
- Edward AbaradoStudent in an Organized Health Care Education/Training Program1912855198
- Nagina Abdiani, DOGeriatric Medicine (Family Medicine) Physician1518543271
- Mariam Abdul-Latif, M.D.Pediatrics Physician1538418884
- Eric AbelloOtolaryngology Physician1922566215
- Brandon Abeyta, MDAnesthesiology Physician1841291804
Verify Thomas E. Ahlering in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license G42753Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
95% fewer Medicare Part D claims than the average urology physician in 2024
67 Medicare Part D claims for 15 beneficiaries, against an average of 1,340 among the 10,782 providers of this specialty who prescribed in Part D. Brand-name drugs were 58% of claims.
Most prescribed
- Xtandi19 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: $148.00
1 payment: food and beverage; the largest payer was Coloplast Corp. 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.
Thomas E. Ahlering among 1,524 urology physician records in California
Thomas E. Ahlering, M.D. is one of 1,524 urology physician records with a practice address in California. 82% 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 8% of them.
- NPI issued2006 · 8% of these records are older, 51% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileNo · 69% of these records are
- Record last updated2015 · 59% 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 California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Urology Physician providers in California
There are 1,524 urology physician records in California.
All 1,524 in California → Every provider in Orange → Urology Physician nationwide →
The 8 urology physician records with the nearest ZIP codes
- David Chamberlin, MDOrange, CA 928681205861994
- Akhil Das, MDOrange, CA 928681053310821
- Bela Denes, M.D.Orange, CA 928681811943129
- Joel Gelman, M.D.Orange, CA 928681275640047
- Gamal M. Ghoniem, M.D.Orange, CA 928681467415919
- Feraidoun Khonsari, M.D.Orange, CA 928681487612560
- Luis Kobashi, M.D.Orange, CA 928681710963095
- David Lee, MDOrange, CA 928681730128232
Common questions
What is Thomas E. Ahlering, M.D.'s NPI number?
Thomas E. Ahlering, M.D.'s National Provider Identifier (NPI) is 1013983386, issued on Feb 27, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Thomas E. Ahlering, M.D. located?
The NPPES record lists a practice address at 101 The City Dr S, Orange, CA, 92868. Phone: (714) 456-6068. Providers update this record themselves, so call before visiting.
How can I verify Thomas E. Ahlering, M.D.'s license?
NPPES lists California license number G42753, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Thomas E. Ahlering, M.D. prescribe under Medicare Part D?
In 2024, Thomas E. Ahlering, M.D. had 67 Medicare Part D claims for 15 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.