Doctor profile · Federal record
Dr. John Davis, MD
Internal Medicine Physician (CMS: Internal Medicine) · Charleston, SC
- NPI 1588608483
- Accepts Medicare
- 38 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
2270 Ashley Crossing Dr, Ste 170
Charleston, SC 29414
(843) 763-3700
fax (843) 763-3714 - Mailing address
-
Po Box 751649
Charlotte, NC 282751649
Credentials & registration
- NPI registered
- June 2006 — 20 yrs on file
- Profile last updated
- May 2, 2025
- Year of graduation
- 1988 — 38 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State license (1)
- South Carolina #15341
- Medicaid
- SC #153416
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1588608483. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
2,390
Distinct HCPCS
10
Medicare allowed
$240,893
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 1,020 | 500 | $121 | |
G0439 |
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 385 | 385 | $123 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 269 | 233 | $86 | |
G0008 |
Administration of influenza virus vaccine | 165 | 159 | $29 | |
90662 |
Influenza vaccine split virus, preservative free | 162 | 156 | $71 | |
90480 |
Admn sarscov2 vacc 1 dose | 70 | 70 | $37 | |
91320 |
Sarscv2 vac 30mcg trs-suc im | 62 | 62 | $106 | |
G0009 |
Administration of pneumococcal vaccine | 47 | 47 | $29 | |
90677 |
Pneumococcal conjugate vaccine, 20 valent (pcv20), for intramuscular use | 44 | 44 | $282 | |
93000 |
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | 42 | 39 | $14 |
In context: peer comparison
Among 74 peers in Charleston Internal Medicine Physician, average services per provider: 177. This provider delivers 14× the peer median.Open Payments
Industry payments received
All-time total
$362
Transactions
19
Manufacturers
8
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Pfizer INC. | 9 | $166.74 | |
| Novo Nordisk INC | 4 | $64.37 | |
| Medtronic, INC. | 1 | $39.96 | |
| Lilly USA, LLC | 1 | $23.29 | |
| Exact Sciences Corporation | 1 | $18.73 | |
| E.R. Squibb & Sons, L.L.C. | 1 | $18.53 | |
| Janssen Pharmaceuticals, INC | 1 | $16.08 | |
| Amgen INC. | 1 | $14.79 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
3,851
Patients
1,094
Total drug cost
$184,892
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Atorvastatin Calcium | Generic | 564 | 165 | $7,592 |
| Amlodipine Besylate | Generic | 407 | 119 | $2,989 |
| Rosuvastatin Calcium | Generic | 357 | 107 | $6,492 |
| Losartan Potassium | Generic | 301 | 81 | $4,011 |
| Metoprolol Succinate | Generic | 301 | 84 | $4,810 |
| Levothyroxine Sodium | Generic | 282 | 81 | $4,580 |
| Omeprazole | Generic | 222 | 74 | $2,947 |
| Hydrochlorothiazide | Generic | 215 | 64 | $1,050 |
| Metformin Hcl ER (Metformin Hcl) | Brand | 196 | 51 | $2,360 |
| Metformin Hcl | Generic | 193 | 59 | $2,045 |
Hospital affiliations
Frequently asked questions
What is Dr. John Davis's medical specialty?
Dr. John Davis practices Internal Medicine Physician in Charleston, SC.
Where does Dr. John Davis practice?
Dr. John Davis practices at 2270 Ashley Crossing Dr, Charleston, SC 29414. Office phone: 8437633700.
What is Dr. John Davis's NPI?
Dr. John Davis's National Provider Identifier (NPI) is 1588608483, issued by NPPES.
Does Dr. John Davis accept Medicare assignment?
Yes. Dr. John Davis accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. John Davis commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.