Thomas Johns, MD
NPI 1942243589 · Family Medicine Physician · Greenville, SC
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Thomas Johns, MD is a Family Medicine Physician provider in Greenville, SC (NPI 1942243589).
Provider details
- NPI number
- 1942243589
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- 0101840515 (VA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
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
20 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
326 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 | 141 | $85 |
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More99203 | 96 | $103 |
| X-Ray of Chest, 2 Views71046 | 48 | $21 |
| Injection of Drug Or Substance Under Skin Or Into Muscle96372 | 21 | $13 |
| X-Ray of Knee, 3 Views73562 | 20 | $29 |
Typical Medicare-allowed amounts for these services range $13–$103 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
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 |
|---|---|---|
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 115 | 114 |
| Prednisone | 100 | 96 |
| Cephalexin | 46 | 44 |
| Meloxicam | 41 | 40 |
| Tramadol Hcl | 38 | 35 |
| Doxycycline Hyclate | 29 | 28 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 29 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$16 across 1 record (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
Additional practice locations (1)
- 800 N Fant StAnderson, SC 29621-5708Phone: (864) 512-1000
Registry dates
- Enumerated
- 2006-06-13
- Last updated
- 2023-02-21
- Certified
- 2023-02-21
Frequently asked questions
- What is Thomas Johns's NPI number?
- Thomas Johns's National Provider Identifier (NPI) is 1942243589, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Thomas Johns's specialty?
- Thomas Johns is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Thomas Johns located?
- Thomas Johns's practice location on file with NPPES is 11402 Anderson Rd Ste a, Greenville, SC 29611.
- What is Thomas Johns's phone number?
- The practice phone number listed in the NPPES registry for Thomas Johns is (864) 631-2799.
- Does Thomas Johns accept Medicare?
- Thomas Johns is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Thomas Johns's NPI active?
- Yes — Thomas Johns's NPI (1942243589) is active in the NPPES registry as of the last update on 2023-02-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.