Nadia Clark, FNP-C
NPI 1689345506 · Family Nurse Practitioner · Hattiesburg, MS
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Nadia Clark, FNP-C is a Family Nurse Practitioner provider in Hattiesburg, MS (NPI 1689345506).
Provider details
- NPI number
- 1689345506
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- FNP-C
- Sex
- Female
- Sole proprietor
- No
- License
- 904907 (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 tenure25% of score
4 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
900 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) |
|---|---|---|
| Physician Or Allowed Practitioner Supervision of a Patient Receiving Medicare-Covered Services Provided By a Participating Home Health Agency (patient Not Present) Requiring Complex and Multidisciplinary Care Modalities Involving Regular Physician Or AllowG0181 | 192 | $81 |
| Residence Visit for Established Patient With High Level of Medical Decision Making, Per Day, If Using Time, at Least 60 Minutes99350 | 118 | $145 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 116 | $99 |
| Detection Test By Immunoassay With Direct Visual Observation for Influenza Virus87804 | 81 | $16 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 66 | $70 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 99 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Amlodipine Besylate | 190 | 52 |
| Atorvastatin Calcium | 163 | 38 |
| Losartan Potassium | 156 | 35 |
| Omeprazole | 150 | 38 |
| Pantoprazole Sodium | 134 | 33 |
| Gabapentin | 120 | 25 |
| Olanzapine | 105 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$448 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
- 2021-09-21
- Last updated
- 2025-05-21
- Certified
- 2025-05-21
Frequently asked questions
- What is Nadia Clark's NPI number?
- Nadia Clark's National Provider Identifier (NPI) is 1689345506, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Nadia Clark's specialty?
- Nadia Clark is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Nadia Clark located?
- Nadia Clark's practice location on file with NPPES is 5056 W 4th St # 100, Hattiesburg, MS 39402-1069.
- What is Nadia Clark's phone number?
- The practice phone number listed in the NPPES registry for Nadia Clark is (601) 446-2056.
- Does Nadia Clark accept Medicare?
- Nadia Clark is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Nadia Clark's NPI active?
- Yes — Nadia Clark's NPI (1689345506) is active in the NPPES registry as of the last update on 2025-05-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.