Gregory J. Loomis, M.D.
Neurological Surgery Physician · Evansville, IN
Gregory J. Loomis, M.D. is a neurological surgery physician with a practice address in Evansville, Indiana, and NPI 1093030322, issued on Mar 30, 2010. Check the license (Indiana 01039263A, as entered in NPPES) on the Medical Licensing Board of Indiana; the Medicare figures below come from public CMS files.
- Name
- Gregory J. Loomis
- Credential
- M.D.
- Primary taxonomy
- Neurological Surgery Physician 207T00000X
- License number
- 01039263A IN
Self-reported in NPPES; status is on the state search - Practice location
- 1024 Dress LN, Evansville, IN 47725
- Phone
- (812) 305-1464
- Enumerated
- Mar 30, 2010
- Record last updated
- Mar 30, 2010 (not updated in 16 years: call before relying on the address or phone)
- Fax
- (812) 626-2100
- Entity
- Type 1 · individual
8 nearest neurological surgery physician records → All 125 in Indiana → Look up another NPI →
Verify Gregory J. Loomis in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Licensing Board of Indiana
Search for license 01039263ACheck the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
8% fewer Medicare Part D claims than the average neurological surgery physician in 2024
159 Medicare Part D claims for 40 beneficiaries, against an average of 172 among the 4,378 providers of this specialty who prescribed in Part D.
Most prescribed
- Alprazolam11 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: $15.44
1 payment: food and beverage; the largest payer was Alkermes, Inc. The 5,377 providers of this specialty with any payment received $14,925.58 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.
Gregory J. Loomis among 125 neurological surgery physician records in Indiana
Gregory J. Loomis, M.D. is one of 125 neurological surgery physician records with a practice address in Indiana. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2010, is newer than 67% of them.
- NPI issued2010 · 67% of these records are older, 29% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileNo · 69% of these records are
- Record last updated2010 · 44% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207T00000X and a Indiana practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Neurological Surgery Physician providers in Indiana
There are 125 neurological surgery physician records in Indiana.
All 125 in Indiana → Every provider in Evansville → Neurological Surgery Physician nationwide →
The 8 neurological surgery physician records with the nearest ZIP codes
- Mike Chou, M.D.Evansville, IN 477141063587830
- Christopher Sneed, M.D.Evansville, IN 477141568467454
- Pedro Dominguez, M.D.Evansville, IN 477101386649358
- Steven Kuric, M.D.Evansville, IN 477101124023106
- Josue Ordaz, MDTerre Haute, IN 478071285128132
- George Wilson, M.D.Terre Haute, IN 478071982680419
- David Eggers, MDNewburgh, IN 476301518960483
- Karl Janich, M.D.Lafayette, IN 479051528453453
Common questions
What is Gregory J. Loomis, M.D.'s NPI number?
Gregory J. Loomis, M.D.'s National Provider Identifier (NPI) is 1093030322, issued on Mar 30, 2010. An NPI identifies a provider in billing; it is not a license.
Where is Gregory J. Loomis, M.D. located?
The NPPES record lists a practice address at 1024 Dress LN, Evansville, IN, 47725. Phone: (812) 305-1464. Providers update this record themselves, so call before visiting.
How can I verify Gregory J. Loomis, M.D.'s license?
NPPES lists Indiana license number 01039263A, as entered by the provider. Search the Medical Licensing Board of Indiana at https://www.in.gov/pla/professions/physicians-home/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Gregory J. Loomis, M.D. prescribe under Medicare Part D?
In 2024, Gregory J. Loomis, M.D. had 159 Medicare Part D claims for 40 beneficiaries; the average among neurological surgery physician prescribers was 172. 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.