John Mccullough, FNP-C
NPI 1538854658 · Family Nurse Practitioner · Powell, TN
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Mccullough, FNP-C is a Family Nurse Practitioner provider in Powell, TN (NPI 1538854658).
Provider details
- NPI number
- 1538854658
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- FNP-C
- Sex
- Male
- Sole proprietor
- No
- License
- 33790 (TN)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Allopathic & Osteopathic Physicians
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
1,952 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 451 | $71 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 330 | $13 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 114 | $9 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 112 | $100 |
| Annual Depression Screening, 5 to 15 MinutesG0444 | 105 | $14 |
| Complete Blood Cell Count (red Cells, White Blood Cell, Platelets), Automated Test and Automated Differential White Blood Cell Count |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 91 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Fluticasone Propionate | 179 | 147 |
| Levothyroxine Sodium | 154 | 65 |
| Atorvastatin Calcium | 99 | 45 |
| Gabapentin | 92 | 38 |
| Losartan Potassium | 86 | 40 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 84 | 45 |
| Lisinopril |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$387 across 17 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
- 2023-04-05
- Last updated
- 2024-03-21
- Certified
- 2024-03-21
Frequently asked questions
- What is John Mccullough's NPI number?
- John Mccullough's National Provider Identifier (NPI) is 1538854658, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Mccullough's specialty?
- John Mccullough is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is John Mccullough located?
- John Mccullough's practice location on file with NPPES is 7744 Conner Rd, Powell, TN 37849-3509.
- What is John Mccullough's phone number?
- The practice phone number listed in the NPPES registry for John Mccullough is (865) 546-9751.
- Does John Mccullough accept Medicare?
- John Mccullough is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Mccullough's NPI active?
- Yes — John Mccullough's NPI (1538854658) is active in the NPPES registry as of the last update on 2024-03-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.