Marcia L. Lux, MD
Internal Medicine Physician · Jackson, WY
Marcia L. Lux, MD is an internal medicine physician with a practice address in Jackson, Wyoming, and NPI 1972531572, issued on Jun 30, 2006. Check the license (Wyoming 9015A, as entered in NPPES) on the Wyoming Board of Medicine; the Medicare figures below come from public CMS files.
- Name
- Marcia L. Lux
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 9015A WY
Self-reported in NPPES; status is on the state search - Practice location
- 625 East Broadway Box 428, Jackson, WY 83001
- Phone
- (307) 733-3636
- Enumerated
- Jun 30, 2006
- Record last updated
- Feb 15, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (888) 329-5701
- Medicaid ID
- 133350000 WY
- Medicare enrollment
- Enrolled (PECOS I20120803000646); accepts Medicare assignment
- Medical or professional school
- Harvard Medical School, 2001
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 134 in Wyoming → Look up another NPI →
Verify Marcia L. Lux in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWyoming Board of Medicine
Search for license 9015ACheck the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
98% fewer Medicare Part D claims than the average internal medicine physician in 2024
70 Medicare Part D claims for 36 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 16% of 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.
The practice group's MIPS final score for 2023 (Medicare payment program): 100 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- Teton County Hospital DistrictJackson, WY
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Marcia L. Lux among 134 internal medicine physician records in Wyoming
Marcia L. Lux, MD is one of 134 internal medicine physician records with a practice address in Wyoming. 73% 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 10% of them.
- NPI issued2006 · 10% of these records are older, 46% newer
- In a Medicare fileYes · 73% of these records are
- In the CMS Doctors and Clinicians fileYes · 57% of these records are
- Graduated2001 · median 2010 among the 77 with a school on file
- Record last updated2021 · 57% 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 Wyoming practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
14 internal medicine physician records list a practice address in Jackson
They are 14 of the 608 NPPES records with a practice address in Jackson, and 134 internal medicine physician records in Wyoming.
All 134 in Wyoming → Every provider in Jackson → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Cynthia Archer, MDJackson, WY 830011275629024
- Glenn Burnett, MDJackson, WY 830011467400747
- Dennis Butcher, MDJackson, WY 830011750495578
- Blythe Cox, PA CJackson, WY 830011003974262
- Jonathan Figg, MDJackson, WY 830011033535216
- Joy Lewis, MDJackson, WY 830011710076849
- Tiffany Milner, M. D.Jackson, WY 830011639323116
- Mark Neimat, M.D.Jackson, WY 830011407143100
Common questions
What is Marcia L. Lux, MD's NPI number?
Marcia L. Lux, MD's National Provider Identifier (NPI) is 1972531572, issued on Jun 30, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Marcia L. Lux, MD located?
The NPPES record lists a practice address at 625 East Broadway Box 428, Jackson, WY, 83001. Phone: (307) 733-3636. Providers update this record themselves, so call before visiting.
How can I verify Marcia L. Lux, MD's license?
NPPES lists Wyoming license number 9015A, as entered by the provider. Search the Wyoming Board of Medicine at https://wyomedboard.wyo.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Marcia L. Lux, MD prescribe under Medicare Part D?
In 2024, Marcia L. Lux, MD had 70 Medicare Part D claims for 36 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
What is Marcia L. Lux, MD's MIPS final score?
The 2023 MIPS final score is 100 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
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.