John Nance, M.D.
NPI 1306166657 · Diagnostic Radiology Physician · Charleston, SC
Enrolled with Medicare as Practitioner - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Nance, M.D. is a Diagnostic Radiology Physician provider in Charleston, SC (NPI 1306166657).
Provider details
- NPI number
- 1306166657
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- LL32697 (SC)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
16 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
5,632 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) |
|---|---|---|
| X-Ray of Chest, 1 View71045 | 1,643 | $8 |
| Ct Scan of Chest Without Contrast71250 | 653 | $50 |
| Ct Scan of Blood Vessels and Grafts of Heart With Contrast75574 | 383 | $111 |
| X-Ray of Chest, 2 Views71046 | 358 | $10 |
| Ct Scan of Blood Vessels of Chest With Contrast71275 | 283 | $83 |
| X-Ray of Abdomen, 1 View74018 | 252 | $9 |
| Ct Scan of Abdomen and Pelvis Without Contrast |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$9,932 across 8 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
- 2010-06-09
- Last updated
- 2016-06-21
Frequently asked questions
- What is John Nance's NPI number?
- John Nance's National Provider Identifier (NPI) is 1306166657, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Nance's specialty?
- John Nance is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is John Nance located?
- John Nance's practice location on file with NPPES is 171 Ashley Ave, Charleston, SC 29425-8908.
- What is John Nance's phone number?
- The practice phone number listed in the NPPES registry for John Nance is (843) 792-1414.
- Does John Nance accept Medicare?
- John Nance is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Nance's NPI active?
- Yes — John Nance's NPI (1306166657) is active in the NPPES registry as of the last update on 2016-06-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.