Marcia Lux, MD
NPI 1972531572 · Internal Medicine Physician · Jackson, WY
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Marcia Lux, MD is a Internal Medicine Physician provider in Jackson, WY (NPI 1972531572).
Provider details
- NPI number
- 1972531572
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 9015A (WY)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
19 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
520 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 193 | $76 |
| Hospital Discharge Day Management, More Than 30 Minutes99239 | 85 | $110 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 | 64 | $126 |
| Subsequent Hospital Care With Straightforward Or Low Level of Medical Decision Making, Per Day, If Using Time, at Least 25 Minutes99231 | 55 | $48 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 45 | $167 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-06-30
- Last updated
- 2021-02-15
- Certified
- 2021-02-15
Frequently asked questions
- What is Marcia Lux's NPI number?
- Marcia Lux's National Provider Identifier (NPI) is 1972531572, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marcia Lux's specialty?
- Marcia Lux is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Marcia Lux located?
- Marcia Lux's practice location on file with NPPES is 625 East Broadway Box 428, Jackson, WY 83001-0428.
- What is Marcia Lux's phone number?
- The practice phone number listed in the NPPES registry for Marcia Lux is (307) 733-3636.
- Does Marcia Lux accept Medicare?
- Marcia Lux is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Marcia Lux's NPI active?
- Yes — Marcia Lux's NPI (1972531572) is active in the NPPES registry as of the last update on 2021-02-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.