Doctor profile · Federal record

Dr. Shanil Harkins, MD

Gastroenterology Physician (CMS: Gastroenterology) · Marietta, GA

  • NPI 1821250267
  • Accepts Medicare
  • MIPS 90.2 / 100 · 2023
  • 18 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
3747 Roswell RD Ste 314
Marietta, GA 30062
(678) 741-5000
fax (770) 321-1318
Mailing address
711 Canton RD Ne Ste 300
Marietta, GA 300608949

Credentials & registration

NPPES · NUCC
NPI registered
June 2008 — 18 yrs on file
Profile last updated
May 31, 2018
Year of graduation
2008 — 18 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State license (1)
Georgia #071807
Medicaid
GA #003146414A

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1821250267. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
594
Distinct HCPCS
10
Medicare allowed
$72,414
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 132 113 $90
99214 Established patient office or other outpatient visit, 30-39 minutes 100 91 $127
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 49 48 $110
45380 Biopsy of large bowel using a flexible endoscope 44 44 $147
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 43 31 $79
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare 40 40 $253
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 34 34 $164
99204 New patient office or other outpatient visit, 45-59 minutes 32 32 $166
99203 New patient office or other outpatient visit, 30-44 minutes 30 30 $111
99231 Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 27 21 $50

In context: peer comparison

Among 11 peers in Marietta Gastroenterology Physician, average services per provider: 45. This provider delivers 13× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$225
Transactions
10
Manufacturers
9
Payer (manufacturer) Industry Txns Amount
Regeneron Healthcare Solutions, INC. 2 $71.74
Abbvie INC. 1 $26.75
Genzyme Corporation 1 $25.67
Madrigal Pharmaceuticals 1 $18.89
Pfizer INC. 1 $17.27
Phathom Pharmaceuticals, INC. 1 $16.72
Braintree Laboratories, INC. 1 $16.70
Janssen Biotech, INC. 1 $15.61
Ardelyx, INC. 1 $15.54

By nature of payment

Food and Beverage
$225

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,098
Patients
545
Total drug cost
$100,531
Drug Type Claims Patients Total cost
Pantoprazole Sodium Generic 267 134 $4,991
Famotidine Generic 235 111 $4,168
Dicyclomine Hcl Generic 119 61 $2,491
Omeprazole Generic 112 47 $2,109
Peg 3350-Electrolyte (Sodium Chloride/Nahco3/Kcl/Peg) Brand 95 88 $2,244
Linzess (Linaclotide) Brand 59 18 $60,741
Cholestyramine (Cholestyramine (With Sugar)) Brand 42 14 $4,780
Ondansetron Odt (Ondansetron) Brand 37 18 $545
Lactulose Generic 28 14 $1,131
Colestipol Hcl Generic 27 15 $3,867

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Shanil Harkins's medical specialty?
Dr. Shanil Harkins practices Gastroenterology Physician in Marietta, GA.
Where does Dr. Shanil Harkins practice?
Dr. Shanil Harkins practices at 3747 Roswell RD Ste 314, Marietta, GA 30062. Office phone: 6787415000.
What is Dr. Shanil Harkins's NPI?
Dr. Shanil Harkins's National Provider Identifier (NPI) is 1821250267, issued by NPPES.
Does Dr. Shanil Harkins accept Medicare assignment?
Yes. Dr. Shanil Harkins accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Shanil Harkins commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99214); Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope (HCPCS 43239). Source: CMS Medicare Physician & Other Practitioners file.