Doctor profile · Federal record

Dr. John Herion, D.O.

Internal Medicine Physician (CMS: Rheumatology) · Greenville, SC

  • NPI 1902331275
  • Accepts Medicare
  • MIPS 100.0 / 100 · 2023
  • 9 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
701 Grove RD, 5Th Floor Support Tower
Greenville, SC 296054210
(864) 455-7882
fax (864) 455-5008
Mailing address
1 Independence PT Ste 212
Greenville, SC 296154536

Credentials & registration

NPPES · NUCC
NPI registered
April 2017 — 9 yrs on file
Profile last updated
July 21, 2022
Year of graduation
2017 — 9 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
South Carolina #40716

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1902331275. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
57,905
Distinct HCPCS
10
Medicare allowed
$1,367,751
HCPCS Description Services Patients Avg allowed
J3262 Injection, tocilizumab, 1 mg 20,080 23 $6
J0129 Injection, abatacept, 10 mg (code may be used for medicare when drug administered under the direct supervision of a physician, not for use when drug is self administered) 19,800 75 $42
J1602 Injection, golimumab, 1 mg, for intravenous use 7,850 27 $13
J0897 Injection, denosumab, 1 mg 1,920 20 $23
Q5104 Injection, infliximab-abda, biosimilar, (renflexis), 10 mg 1,730 13 $37
85025 Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count 680 298 $8
86140 Measurement c-reactive protein for detection of infection or inflammation 667 292 $5
82565 Blood creatinine level 610 266 $5
80076 Liver function blood test panel 598 262 $8
86235 Measurement of antibody for assessment of autoimmune disorder, any method 537 69 $18

In context: peer comparison

Among 73 peers in Greenville Internal Medicine Physician, average services per provider: 207. This provider delivers 280× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$977
Transactions
25
Manufacturers
10
Payer (manufacturer) Industry Txns Amount
Abbvie INC. 9 $605.57
AstraZeneca Pharmaceuticals Lp 4 $136.66
Amgen INC. 4 $73.37
Janssen Biotech, INC. 2 $34.90
Novartis Pharmaceuticals Corporation 1 $25.85
Fresenius Kabi USA, LLC 1 $22.99
Genzyme Corporation 1 $22.83
Ucb, INC. 1 $20.04
Lilly USA, LLC 1 $18.69
Aurinia Pharma U.S., INC. 1 $16.05

By nature of payment

Food and Beverage
$552
Consulting Fee
$425

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
515
Patients
180
Total drug cost
$52,803
Drug Type Claims Patients Total cost
Prednisone Generic 156 78 $1,553
Hydroxychloroquine Sulfate Generic 88 43 $6,013
Methotrexate (Methotrexate Sodium) Brand 73 21 $2,668
Meloxicam Generic 28 12 $174
Allopurinol Generic 25 0 $316
Methylprednisolone Generic 25 0 $1,200
Diclofenac Sodium Generic 22 13 $340
Gabapentin Generic 22 0 $237
Celecoxib Generic 21 13 $576
Leflunomide Generic 15 0 $1,248

Frequently asked questions

Auto-generated from federal data
What is Dr. John Herion's medical specialty?
Dr. John Herion practices Internal Medicine Physician in Greenville, SC.
Where does Dr. John Herion practice?
Dr. John Herion practices at 701 Grove RD, Greenville, SC 296054210. Office phone: 8644557882.
What is Dr. John Herion's NPI?
Dr. John Herion's National Provider Identifier (NPI) is 1902331275, issued by NPPES.
Does Dr. John Herion accept Medicare assignment?
Yes. Dr. John Herion accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. John Herion commonly perform?
Top Medicare-reported procedures in 2023: Injection, tocilizumab, 1 mg (HCPCS J3262); Injection, abatacept, 10 mg (code may be used for medicare when drug administered under the direct supervision of a physician, not for use when drug is self administered) (HCPCS J0129); Injection, golimumab, 1 mg, for intravenous use (HCPCS J1602). Source: CMS Medicare Physician & Other Practitioners file.