Holly Armstrong, NP
NPI 1124062930 · Nurse Practitioner · Jackson, MS
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Holly Armstrong, NP is a Nurse Practitioner provider in Jackson, MS (NPI 1124062930).
Provider details
- NPI number
- 1124062930
- Entity type
- Individual
- Primary specialty
- Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- NP
- Sex
- Female
- Sole proprietor
- No
- License
- R862270 (MS)
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 tenure28% of score
20 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
1,147 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 268 | $69 |
| Injection of Drug Or Substance Under Skin Or Into Muscle96372 | 175 | $11 |
| Detection Test By Immunoassay With Direct Visual Observation for Severe Acute Respiratory Syndrome Coronavirus 2 (covid-19)87811 | 126 | $39 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 121 | $99 |
| X-Ray of Chest, 2 Views71046 | 82 | $25 |
| Automated Urinalysis Test81003 | 71 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 8 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 62 | 60 |
| Azithromycin | 45 | 44 |
| Methylprednisolone | 31 | 31 |
| Cefdinir | 27 | 26 |
| Levofloxacin | 20 | 18 |
| Nitrofurantoin Monohyd/M-Crystbrand: Nitrofurantoin Mono-Macro | 20 | 18 |
| Montelukast Sodium | 13 | — |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-06-15
- Last updated
- 2012-06-27
Frequently asked questions
- What is Holly Armstrong's NPI number?
- Holly Armstrong's National Provider Identifier (NPI) is 1124062930, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Holly Armstrong's specialty?
- Holly Armstrong is listed in the NPPES registry with a primary specialty of Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Holly Armstrong located?
- Holly Armstrong's practice location on file with NPPES is 2500 N State St, Jackson, MS 39216-4500.
- What is Holly Armstrong's phone number?
- The practice phone number listed in the NPPES registry for Holly Armstrong is (601) 984-5160.
- Does Holly Armstrong accept Medicare?
- Holly Armstrong is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Holly Armstrong's NPI active?
- Yes — Holly Armstrong's NPI (1124062930) is active in the NPPES registry as of the last update on 2012-06-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.