Quick answers
- Does Mallory L. Jennings accept Medicare assignment?
- Yes. Medicare's clinician data says Mallory L. Jennings 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 Mallory L. Jennings see?
- In 2024, CMS data shows 316 Original Medicare patients and 1,813 services for Mallory L. Jennings. This counts Original Medicare only and measures volume, not quality.
- What is Mallory L. Jennings's NPI number?
- 1447972898. 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 Mallory L. Jennings, 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 | 316 |
|---|---|
| Services billed to Medicare | 1,813 |
| Different services or procedures | 37 |
| Participating Medicare provider | Yes |
| Average age of these patients | 75 |
Most frequent services
- Destruction of precancer skin growth, 2-14 growths (17003)652 services
- Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)203 services
- Destruction of precancer skin growth, 1 growth (17000)182 services
- Destruction of skin growth, 1-14 growths (17110)109 services
- Biopsy of related skin growth, first growth (11102)107 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 blood pressure73%
- High cholesterol72%
- Arthritis45%
- Ischemic heart disease32%
- Anxiety28%
- Chronic kidney disease25%
Practice locations
Addresses where Mallory L. Jennings is enrolled with Medicare (CMS data updated October 2, 2026).
- 1009 N State of Franklin RdJohnson City, TN 37604 (423) 929‑7546
Group practices
Medicare enrollment lists Mallory L. Jennings as a member of this group (CMS data updated October 2, 2026).
- Tricities Skin and Cancer.15 clinicians in the group
Specialties
- Nurse Practitionerprimary
Other nurse practitioners in Johnson City
Clinicians with the same Medicare primary specialty in Johnson City, TN — not a recommendation.
Other clinicians in Tricities Skin and Cancer.
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | NP |
|---|---|
| School | East Tennessee State University Quillen College Of Medicine |
| Graduation year | 2022 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1447972898 |
| 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