Kathleen Lewison, MD
Obstetrics & Gynecology Physician · Whitefish, MT
Kathleen Lewison, MD is an obstetrics & gynecology physician with a practice address in Whitefish, Montana, and NPI 1508981663, issued on Mar 20, 2007. Check the license (Montana 11793, as entered in NPPES) on the Montana Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- Kathleen Lewison
- Credential
- MD
- Primary taxonomy
- Obstetrics & Gynecology Physician 207V00000X
- License numbers
- 11793 MT
46424 CO
97-00636 NC
Self-reported in NPPES; status is on the state search - Practice location
- 2002 Hospital Way, Whitefish, MT 59937
- Phone
- (406) 862-6436
- Enumerated
- Mar 20, 2007
- Entity
- Type 1 · individual
Also registered at 2002 Hospital Way
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Dennis Beach, MDObstetrics & Gynecology Physician1205931292
- Mirna Bowden, MDObstetrics & Gynecology Physician1982700167
- Bradley Kasavana, D.O.Obstetrics & Gynecology Physician1700172665
- Tessa Winterton, MDObstetrics & Gynecology Physician1205241031
Verify Kathleen Lewison in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMontana Board of Medical Examiners
Search for license 11793Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
38% fewer Medicare Part D claims than the average obstetrics & gynecology physician in 2024
116 Medicare Part D claims for 22 beneficiaries, against an average of 188 among the 27,363 providers of this specialty who prescribed in Part D.
Most prescribed
- Progesterone43 claims
- Estradiol15 claims
- Synthroid13 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: $35.42
1 payment, mostly food and beverage; the largest payer was Baxter Healthcare. The 20,757 providers of this specialty with any payment received $1,147.37 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.
One hospital or facility affiliation
- Alpine Womens Center PCWhitefish, MT
Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
5 obstetrics & gynecology physician records list a Whitefish practice address
They are 5 of the 352 NPPES records with a Whitefish practice address, and 134 obstetrics & gynecology physician records in Montana.
All 5 in Whitefish → All 134 in Montana → Every provider in Whitefish →
Other obstetrics & gynecology physician records in Montana
- Chad Abbey, DOBillings, MT1336346568
- Elise Abicht, MDMissoula, MT1497071054
- Silddy Atilano, M.D.Bozeman, MT1023374170
- Jennifer Austin, D.O.Anaconda, MT1083823520
- Sandra Bailey, D.O.Great Falls, MT1396772067
- Shawn Barrong, M.D.Kalispell, MT1497775837
- Paul Baumgartner, M.D.Missoula, MT1164816435
- Tondy Baumgartner, M.D.Missoula, MT1326429325
- Thomas Baumgartner, Md PcMissoula, MT1497712764
- Dennis Beach, MDWhitefish, MT1205931292
Common questions
What is Kathleen Lewison, MD's NPI number?
Kathleen Lewison, MD's National Provider Identifier (NPI) is 1508981663, issued on Mar 20, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Kathleen Lewison, MD located?
The NPPES record lists a practice address at 2002 Hospital Way, Whitefish, MT, 59937. Phone: (406) 862-6436. Providers update this record themselves, so call before visiting.
How can I verify Kathleen Lewison, MD's license?
NPPES lists Montana license number 11793, as entered by the provider. Search the Montana Board of Medical Examiners at https://ebiz.mt.gov/POL/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Kathleen Lewison, MD prescribe under Medicare Part D?
In 2024, Kathleen Lewison, MD had 116 Medicare Part D claims for 22 beneficiaries; the average among obstetrics & gynecology physician prescribers was 188. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.
Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.