Terry C. Gehlhausen, D.O.
Family Medicine Physician · Oakland City, IN
Terry C. Gehlhausen, D.O. is a family medicine physician with a practice address in Oakland City, Indiana, and NPI 1861479743, issued on Dec 30, 2005. Check the license (Indiana 02000730A, as entered in NPPES) on the Medical Licensing Board of Indiana; the Medicare figures below come from public CMS files.
- Name
- Terry C. Gehlhausen
- Credential
- D.O.
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- 02000730A IN
Self-reported in NPPES; status is on the state search - Practice location
- 1204 Williams St, Oakland City, IN 47660
- Phone
- (812) 749-6187
- Enumerated
- Dec 30, 2005
- Record last updated
- Jan 3, 2013 (not updated in 13 years: call before relying on the address or phone)
- Fax
- (812) 749-4966
- Medicaid ID
- 100122270 IN
- Medicare enrollment
- Enrolled (PECOS I20100608000592); accepts Medicare assignment
- Medical or professional school
- R Franklin University Of Med & Sci/Chicago Medical School, 1981
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 3,506 in Indiana → Look up another NPI →
Also registered at 1204 Williams St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Hallie Clark, NPNurse Practitioner1326638537
- Steven Etherton, DOFamily Medicine Physician1407951734
- Holly Heichelbech, D.O.Family Medicine Physician1538204367
- Celena McCandless, PAPhysician Assistant1194146787
Verify Terry C. Gehlhausen in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Licensing Board of Indiana
Search for license 02000730ACheck the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.3 times the Medicare Part D claims of the average family medicine physician in 2024
8,053 Medicare Part D claims for 167 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 19% of claims. 265 claims were for opioids.
Most prescribed
- Furosemide324 claims
- Atorvastatin Calcium297 claims
- Omeprazole249 claims
- Levothyroxine Sodium245 claims
- Eliquis226 claims
- Famotidine201 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.
Bills Medicare through one group practice
- Deaconess Clinic IncOakland City, IN
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Terry C. Gehlhausen among 3,506 family medicine physician records in Indiana
Terry C. Gehlhausen, D.O. is one of 3,506 family medicine 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 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 81% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 63% of these records are
- Graduated1981 · median 2005 among the 2,196 with a school on file
- Record last updated2013 · 48% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Indiana practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
3 family medicine physician records list a practice address in Oakland City
They are 3 of the 20 NPPES records with a practice address in Oakland City, and 3,506 family medicine physician records in Indiana.
All 3,506 in Indiana → Every provider in Oakland City → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Steven Etherton, DOOakland City, IN 476601407951734
- Holly Heichelbech, D.O.Oakland City, IN 476601538204367
- Patti Binder, MDPrinceton, IN 476701447326772
- Bruce Brink, DOPrinceton, IN 476701902898190
- Donna Kozar, MDPrinceton, IN 476701881692184
- Emily Krajec, D.O.Princeton, IN 476701700198520
- Tonya Meade, DOPrinceton, IN 476701710972229
- Edward White, D.O.Princeton, IN 476701508960733
Common questions
What is Terry C. Gehlhausen, D.O.'s NPI number?
Terry C. Gehlhausen, D.O.'s National Provider Identifier (NPI) is 1861479743, issued on Dec 30, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Terry C. Gehlhausen, D.O. located?
The NPPES record lists a practice address at 1204 Williams St, Oakland City, IN, 47660. Phone: (812) 749-6187. Providers update this record themselves, so call before visiting.
How can I verify Terry C. Gehlhausen, D.O.'s license?
NPPES lists Indiana license number 02000730A, 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 Terry C. Gehlhausen, D.O. prescribe under Medicare Part D?
In 2024, Terry C. Gehlhausen, D.O. had 8,053 Medicare Part D claims for 167 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.