Doctor profile · Federal record

Dr. Mack Erwin, PA-C

Physician Assistant · Charlotte, NC

  • NPI 1386617090
  • Accepts Medicare
  • 31 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
8401 University Executive Park Drive, Suite 125
Charlotte, NC 28262
(704) 384-0570
fax (704) 384-0571
Mailing address
1900 Randolph RD, Suite 500
Charlotte, NC 282071106

Credentials & registration

NPPES · NUCC
NPI registered
February 2006 — 20 yrs on file
Profile last updated
October 28, 2020
Year of graduation
1995 — 31 yrs since
Specialty taxonomy
363A00000X — NUCC code
State license (1)
North Carolina #101990

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1386617090. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
154
Distinct HCPCS
2
Medicare allowed
$10,801
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 122 46 $64
99239 Hospital discharge day management, more than 30 minutes 32 31 $93

In context: peer comparison

Among 349 peers in Charlotte Physician Assistant, average services per provider: 82. This provider delivers 1.9× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
29
Patients
27
Total drug cost
$1,957
Drug Type Claims Patients Total cost
Trazodone Hcl Generic 17 16 $122
Fluphenazine Hcl Generic 12 11 $1,835

Frequently asked questions

Auto-generated from federal data
What is Dr. Mack Erwin's medical specialty?
Dr. Mack Erwin practices Physician Assistant in Charlotte, NC.
Where does Dr. Mack Erwin practice?
Dr. Mack Erwin practices at 8401 University Executive Park Drive, Charlotte, NC 28262. Office phone: 7043840570.
What is Dr. Mack Erwin's NPI?
Dr. Mack Erwin's National Provider Identifier (NPI) is 1386617090, issued by NPPES.
Does Dr. Mack Erwin accept Medicare assignment?
Yes. Dr. Mack Erwin accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mack Erwin commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Hospital discharge day management (HCPCS 99239). Source: CMS Medicare Physician & Other Practitioners file.