Karin Elisa Olson, M.D.
Internal Medicine Physician · Huntsville, TX
Karin Elisa Olson, M.D. is an internal medicine physician with a practice address in Huntsville, Texas, and NPI 1164548129, issued on Mar 21, 2007. Check the license (Texas K2365, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.
- Name
- Karin Elisa Olson
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- K2365 TX
Self-reported in NPPES; status is on the state search - Practice location
- Methodist Retirement Communities Creekside, Huntsville, TX 77340
- Phone
- (936) 439-4700
- Enumerated
- Mar 21, 2007
- Record last updated
- Mar 12, 2025
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 9,175 in Texas → Look up another NPI →
Verify Karin Elisa Olson in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical Board
Search for license K2365Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
28% fewer Medicare Part D claims than the average internal medicine physician in 2024
2,281 Medicare Part D claims for 91 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. 66 claims were for opioids.
Most prescribed
- Levothyroxine Sodium221 claims
- Potassium Chloride131 claims
- Furosemide97 claims
- Omeprazole84 claims
- Metoprolol Tartrate83 claims
- Gabapentin71 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.
Karin Elisa Olson among 9,175 internal medicine physician records in Texas
Karin Elisa Olson, M.D. is one of 9,175 internal medicine physician records with a practice address in Texas. 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 2007, is newer than 41% of them.
- NPI issued2007 · 41% of these records are older, 50% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileNo · 66% of these records are
- Record last updated2025 · 49% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
15 internal medicine physician records list a practice address in Huntsville
They are 15 of the 505 NPPES records with a practice address in Huntsville, and 9,175 internal medicine physician records in Texas.
All 9,175 in Texas → Every provider in Huntsville → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Mir Ali Khan, D.O.Huntsville, TX 773401831290923
- Peter Ang, M.D.Huntsville, TX 773401134186331
- Ali Bhuriwala, M.D.Huntsville, TX 773401386714871
- Shao-Jen Chang, M.D.Huntsville, TX 773401184797847
- Darnel Durand, M.D.Huntsville, TX 773401992984272
- David FicklenHuntsville, TX 773401356347603
- John Hines, MDHuntsville, TX 773401043313141
- Premswarup Immaraj, M.D.Huntsville, TX 773401356377915
Common questions
What is Karin Elisa Olson, M.D.'s NPI number?
Karin Elisa Olson, M.D.'s National Provider Identifier (NPI) is 1164548129, issued on Mar 21, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Karin Elisa Olson, M.D. located?
The NPPES record lists a practice address at Methodist Retirement Communities Creekside, Huntsville, TX, 77340. Phone: (936) 439-4700. Providers update this record themselves, so call before visiting.
How can I verify Karin Elisa Olson, M.D.'s license?
NPPES lists Texas license number K2365, as entered by the provider. Search the Texas Medical Board at https://profile.tmb.state.tx.us/Search.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Karin Elisa Olson, M.D. prescribe under Medicare Part D?
In 2024, Karin Elisa Olson, M.D. had 2,281 Medicare Part D claims for 91 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.