Doctor profile · Federal record
Dr. Nathaniel Clark, P.A.
Physician Assistant · Interventional Cardiology Physician · Carbondale, IL
- NPI 1063660074
- Accepts Medicare
- MIPS 70.8 / 100 · 2023
- 18 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
Operates at 4 locations .
- Primary practice
-
409 W Oak St
Carbondale, IL 629011464
(618) 529-4455
fax (618) 351-1287 - Additional location
-
100 Dr Warren Tuttle Dr
Harrisburg, IL 629462718 - Additional location
-
217 S Park Ave Ste 2
Herrin, IL 629483611 - Additional location
-
3905 W Ernestine Dr
Marion, IL 629595800
Show 1 more location
Credentials & registration
- NPI registered
- September 2008 — 18 yrs on file
- Profile last updated
- December 21, 2022
- Year of graduation
- 2008 — 18 yrs since
- Specialty taxonomy
- 363A00000X — NUCC code
- State licenses (2)
- Illinois #085003278 · Illinois #085-003278
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1063660074. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
1,146
Distinct HCPCS
10
Medicare allowed
$77,267
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 317 | 275 | $75 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 317 | 255 | $106 | |
93000 |
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | 288 | 236 | $12 | |
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 68 | 48 | $67 | |
93016 |
Exercise or drug-induced heart stress test with electrocardiogram (ecg) with supervision by physician | 49 | 49 | $17 | |
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 29 | 25 | $101 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 26 | 26 | $139 | |
99203 |
New patient office or other outpatient visit, 30-44 minutes | 20 | 20 | $90 | |
99212 |
Established patient office or other outpatient visit, 10-19 minutes | 18 | 18 | $47 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 14 | 13 | $149 |
In context: peer comparison
Among 19 peers in this city , average services per provider: 98. This provider delivers 12× the peer median.Open Payments
Industry payments received
All-time total
$2,006
Transactions
92
Manufacturers
15
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| E.R. Squibb & Sons, L.L.C. | 12 | $304.15 | |
| Merck Sharp & Dohme LLC | 11 | $274.46 | |
| Novartis Pharmaceuticals Corporation | 20 | $256.65 | |
| Boehringer Ingelheim Pharmaceuticals, Inc. | 9 | $208.21 | |
| Amgen Inc. | 9 | $165.09 | |
| Edwards Lifesciences Corporation | 1 | $130.43 | |
| PFIZER INC. | 7 | $125.63 | |
| Grifols USA, LLC | 4 | $91.83 | |
| AstraZeneca Pharmaceuticals LP | 5 | $88.33 | |
| SCPHARMACEUTICALS INC. | 3 | $74.91 | |
| Janssen Pharmaceuticals, Inc | 4 | $73.25 | |
| Kiniksa Pharmaceuticals International, plc | 2 | $67.77 | |
| Mallinckrodt Hospital Products Inc. | 2 | $57.63 | |
| ZOLL Services LLC (A/K/A ZOLL LifeCor Corp) | 2 | $32.30 | |
| Novo Nordisk Inc | 1 | $21.98 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
881
Patients
401
Total drug cost
$162,241
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Eliquis (Apixaban) | Brand | 111 | 48 | $116,226 |
| Carvedilol | Generic | 91 | 42 | $1,079 |
| Metoprolol Succinate | Generic | 89 | 48 | $1,563 |
| Furosemide | Generic | 71 | 28 | $338 |
| Atorvastatin Calcium | Generic | 58 | 32 | $1,083 |
| Isosorbide Mononitrate Er (Isosorbide Mononitrate) | Brand | 57 | 24 | $1,103 |
| Amiodarone Hcl | Generic | 53 | 22 | $1,860 |
| Amlodipine Besylate | Generic | 53 | 28 | $475 |
| Rosuvastatin Calcium | Generic | 47 | 23 | $864 |
| Metoprolol Tartrate | Generic | 45 | 17 | $398 |
Hospital affiliations
Frequently asked questions
What is Dr. Nathaniel Clark's medical specialty?
Dr. Nathaniel Clark practices Physician Assistant in Carbondale, IL.
Where does Dr. Nathaniel Clark practice?
Dr. Nathaniel Clark practices at 409 W Oak St, Carbondale, IL 629011464. Office phone: 6185294455.
What is Dr. Nathaniel Clark's NPI?
Dr. Nathaniel Clark's National Provider Identifier (NPI) is 1063660074, issued by NPPES.
Does Dr. Nathaniel Clark accept Medicare assignment?
Yes. Dr. Nathaniel Clark accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Nathaniel Clark commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99214); Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report (HCPCS 93000). Source: CMS Medicare Physician & Other Practitioners file.