Doctor profile · Federal record

Dr. Melissa Fenner, M.D.

Emergency Medicine Physician (CMS: Emergency Medicine) · Rock Hill, SC

  • NPI 1790865020
  • Accepts Medicare
  • 27 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
222 Herlong Ave S
Rock Hill, SC 297321158
(803) 324-6868
Mailing address
5479 Lake Wylie RD
Clover, SC 297109183

Credentials & registration

NPPES · NUCC
NPI registered
October 2006 — 20 yrs on file
Profile last updated
May 4, 2022
Year of graduation
1999 — 27 yrs since
Specialty taxonomy
207P00000X — NUCC code
State license (1)
Ohio #35079409
Medicaid
OH #2284974

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1790865020. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
545
Distinct HCPCS
5
Medicare allowed
$58,775
HCPCS Description Services Patients Avg allowed
99285 Emergency department visit with high level of medical decision making 269 261 $167
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 179 170 $8
99284 Emergency department visit with moderate level of medical decision making 56 56 $115
99291 Critical care, first 30-74 minutes 23 23 $203
99283 Emergency department visit with low level of medical decision making 18 18 $68

In context: peer comparison

Among 7 peers in Rock Hill Emergency Medicine Physician, average services per provider: 99. This provider delivers 5.5× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$354
Transactions
4
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
Janssen Pharmaceuticals, INC 1 $125.00
Csl Behring 1 $124.99
Inari Medical, INC. 2 $104.08

By nature of payment

Food and Beverage
$354

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
124
Patients
124
Total drug cost
$558
Drug Type Claims Patients Total cost
Ondansetron Odt (Ondansetron) Brand 29 29 $153
Oxycodone-Acetaminophen (Oxycodone Hcl/Acetaminophen) Brand 21 21 $58
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 20 20 $84
Cephalexin Generic 19 19 $123
Azithromycin Generic 12 12 $35
Prednisone Generic 12 12 $34
Dicyclomine Hcl Generic 11 11 $70

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Melissa Fenner's medical specialty?
Dr. Melissa Fenner practices Emergency Medicine Physician in Rock Hill, SC.
Where does Dr. Melissa Fenner practice?
Dr. Melissa Fenner practices at 222 Herlong Ave S, Rock Hill, SC 297321158. Office phone: 8033246868.
What is Dr. Melissa Fenner's NPI?
Dr. Melissa Fenner's National Provider Identifier (NPI) is 1790865020, issued by NPPES.
Does Dr. Melissa Fenner accept Medicare assignment?
Yes. Dr. Melissa Fenner accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Melissa Fenner commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with high level of medical decision making (HCPCS 99285); Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only (HCPCS 93010); Emergency department visit with moderate level of medical decision making (HCPCS 99284). Source: CMS Medicare Physician & Other Practitioners file.