Doctor profile · Federal record

Dr. Chalmers Mills, P.A.

Surgical Physician Assistant (CMS: Physician Assistant) · Spartanburg, SC

  • NPI 1730152687
  • Accepts Medicare
  • MIPS 61.0 / 100 · 2023
  • 28 yrs in practice
  • Male
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1075 Boiling Springs RD
Spartanburg, SC 293032248
(864) 583-7265
fax (864) 591-0422

Credentials & registration

NPPES · NUCC
NPI registered
February 2006 — 20 yrs on file
Profile last updated
July 8, 2007
Year of graduation
1998 — 28 yrs since
Specialty taxonomy
363AS0400X — NUCC code
State license (1)
South Carolina #A535NS
Medicaid
SC #0330PA

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1730152687. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
183
Distinct HCPCS
8
Medicare allowed
$14,434
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 40 26 $64
63048 Partial removal of spine bone with release of spinal cord and/or nerves, each additional segment 30 19 $26
22614 Fusion of additional segment of spine 26 11 $46
63047 Partial removal of spine bone with release of lower spinal cord and/or nerves, 1 segment 25 25 $121
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 19 19 $133
99291 Critical care, first 30-74 minutes 16 15 $172
22853 Insertion of cage or mesh device to spine bone and disc space during spine fusion 15 11 $32
22842 Placement of stabilizing device to back, 3-6 spine bone segments 12 12 $92

In context: peer comparison

Among 4 peers in Spartanburg Surgical Physician Assistant, average services per provider: 22. This provider delivers 8.3× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$73
Transactions
3
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
Inari Medical, INC. 1 $40.92
Abbott Laboratories 1 $22.24
Saluda Medical Americas, INC. 1 $10.00

By nature of payment

Food and Beverage
$73

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
97
Patients
77
Total drug cost
$550
Drug Type Claims Patients Total cost
Oxycodone Hcl Generic 39 39 $204
Cyclobenzaprine Hcl Generic 16 12 $62
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 15 15 $90
Tizanidine Hcl Generic 14 11 $65
Methocarbamol Generic 13 0 $128

Frequently asked questions

Auto-generated from federal data
What is Dr. Chalmers Mills's medical specialty?
Dr. Chalmers Mills practices Surgical Physician Assistant in Spartanburg, SC.
Where does Dr. Chalmers Mills practice?
Dr. Chalmers Mills practices at 1075 Boiling Springs RD, Spartanburg, SC 293032248. Office phone: 8645837265.
What is Dr. Chalmers Mills's NPI?
Dr. Chalmers Mills's National Provider Identifier (NPI) is 1730152687, issued by NPPES.
Does Dr. Chalmers Mills accept Medicare assignment?
Yes. Dr. Chalmers Mills accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Chalmers Mills commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Partial removal of spine bone with release of spinal cord and/or nerves, each additional segment (HCPCS 63048); Fusion of additional segment of spine (HCPCS 22614). Source: CMS Medicare Physician & Other Practitioners file.