Quick answers
- Does Molly J. Nelsen accept Medicare assignment?
- Yes. Medicare's clinician data says Molly J. Nelsen accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
- How many Medicare patients does Molly J. Nelsen see?
- In 2024, CMS data shows 231 Original Medicare patients and 587 services for Molly J. Nelsen. This counts Original Medicare only and measures volume, not quality.
- What is Molly J. Nelsen's NPI number?
- 1437243581. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Medicare activity in 2024
Official CMS public-use data for Molly J. Nelsen, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.
| Original Medicare patients | 231 |
|---|---|
| Services billed to Medicare | 587 |
| Different services or procedures | 24 |
| Participating Medicare provider | Yes |
| Average age of these patients | 68 |
Most frequent services
- Sarscov2 vac 50 mcg/0.5ml im (91322)119 services
- Admn sarscov2 vacc 1 dose (90480)118 services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)87 services
- Influenza vaccine split virus, preservative free (90662)58 services
- Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional (99211)34 services
Chronic conditions among these patients
Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).
- High cholesterol67%
- High blood pressure63%
- Diabetes32%
- Arthritis31%
- Ischemic heart disease18%
- Anxiety15%
Practice locations
Addresses where Molly J. Nelsen is enrolled with Medicare (CMS data updated October 2, 2026).
- 6121 N Hanley RdSaint Louis, MO 63134 (314) 615‑0560
Group practices
Medicare enrollment lists Molly J. Nelsen as a member of this group (CMS data updated October 2, 2026).
- County of St Louis Division of Fiscal Management15 clinicians in the group
Specialties
- Family Practiceprimary
Other family doctors in Saint Louis
Clinicians with the same Medicare primary specialty in Saint Louis, MO — not a recommendation.
Other clinicians in County of St Louis Division of Fiscal Management
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | DO |
|---|---|
| Graduation year | 2004 (22 years since medical school) |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1437243581 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
- Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians