Mallory Jennings, FNP
NPI 1447972898 · Family Nurse Practitioner · Johnson City, TN
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mallory Jennings, FNP is a Family Nurse Practitioner provider in Johnson City, TN (NPI 1447972898).
Provider details
- NPI number
- 1447972898
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- FNP
- Sex
- Female
- Sole proprietor
- No
- License
- 32226 (TN)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
3 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
1,471 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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) |
|---|---|---|
| Destruction of Precancer Skin Growth, 2-14 Growths17003 | 652 | $5 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 203 | $71 |
| Destruction of Precancer Skin Growth, 1 Growth17000 | 182 | $36 |
| Destruction of Skin Growth, 1-14 Growths17110 | 109 | $86 |
| Biopsy of Related Skin Growth, First Growth11102 | 107 | $65 |
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 11 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Ketoconazole | 116 | 89 |
| Triamcinolone Acetonide | 81 | 70 |
| Mupirocin | 62 | 52 |
| Betamethasone Dipropionate | 44 | 32 |
| Doxycycline Hyclate | 29 | 21 |
| Fluorouracil | 22 | 19 |
| Fluocinonide | 20 | 18 |
| Metronidazole | 18 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$183 across 6 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2022-09-13
- Last updated
- 2022-09-13
- Certified
- 2022-07-27
Frequently asked questions
- What is Mallory Jennings's NPI number?
- Mallory Jennings's National Provider Identifier (NPI) is 1447972898, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mallory Jennings's specialty?
- Mallory Jennings is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Mallory Jennings located?
- Mallory Jennings's practice location on file with NPPES is 2898 Boones Creek Rd, Johnson City, TN 37615-4975.
- What is Mallory Jennings's phone number?
- The practice phone number listed in the NPPES registry for Mallory Jennings is (423) 262-0112.
- Does Mallory Jennings accept Medicare?
- Mallory Jennings is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mallory Jennings's NPI active?
- Yes — Mallory Jennings's NPI (1447972898) is active in the NPPES registry as of the last update on 2022-09-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.