Doctor profile · Federal record

Dr. Parneet Grewal, M.D.

Neurology Physician (CMS: Neurology) · Neurology Physician · Charleston, SC

  • NPI 1144602061
  • Accepts Medicare
  • 13 yrs in practice
  • Licensed in 2 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
171 Ashley Ave
Charleston, SC 294258908
(843) 792-1414
Mailing address
Po Box 751461
Charlotte, NC 282751461

Credentials & registration

NPPES · NUCC
NPI registered
June 2015 — 11 yrs on file
Profile last updated
October 26, 2020
Year of graduation
2013 — 13 yrs since
Specialty taxonomy
2084N0400X — NUCC code
State licenses (2)
South Carolina #84632 · Kentucky #R3781

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1144602061. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
451
Distinct HCPCS
10
Medicare allowed
$45,225
HCPCS Description Services Patients Avg allowed
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 85 82 $165
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 73 39 $113
G0426 Telehealth consultation, emergency department or initial inpatient, typically 50 minutes communicating with the patient via telehealth 48 47 $124
G0425 Telehealth consultation, emergency department or initial inpatient, typically 30 minutes communicating with the patient via telehealth 44 43 $88
76942 Ultrasonic guidance for needle placement 34 17 $28
95874 Needle measurement of electrical activity in muscle with injection of chemical for paralysis of nerve muscle 34 17 $18
64644 Injection of chemical for paralysis of nerve muscles on arm or leg, 5 or more muscles, first extremity 32 17 $99
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 28 28 $75
99238 Hospital discharge day management, 30 minutes or less 27 27 $76
64645 Injection of chemical for paralysis of nerve muscles on arm or leg, 5 or more muscles, each additional extremity 18 13 $72

In context: peer comparison

Among 19 peers in Charleston Neurology Physician, average services per provider: 68. This provider delivers 6.6× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
25
Patients
0
Total drug cost
$323
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 25 0 $323

Frequently asked questions

Auto-generated from federal data
What is Dr. Parneet Grewal's medical specialty?
Dr. Parneet Grewal practices Neurology Physician in Charleston, SC.
Where does Dr. Parneet Grewal practice?
Dr. Parneet Grewal practices at 171 Ashley Ave, Charleston, SC 294258908. Office phone: 8437921414.
What is Dr. Parneet Grewal's NPI?
Dr. Parneet Grewal's National Provider Identifier (NPI) is 1144602061, issued by NPPES.
Does Dr. Parneet Grewal accept Medicare assignment?
Yes. Dr. Parneet Grewal accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Parneet Grewal commonly perform?
Top Medicare-reported procedures in 2023: Initial hospital care with moderate level of medical decision making (HCPCS 99223); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Telehealth consultation, emergency department or initial inpatient, typically 50 minutes communicating with the patient via telehealth (HCPCS G0426). Source: CMS Medicare Physician & Other Practitioners file.