Doctor profile · Federal record

Dr. Nannaya Jampala, M.D.

Gastroenterology Physician (CMS: Gastroenterology) · Hospitalist Physician · Student in an Organized Health Care Education/Training Program · Greenville, NC

  • NPI 1649690637
  • Accepts Medicare
  • 12 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
2100 Stantonsburg RD
Greenville, NC 278342818
(252) 744-3229
fax (252) 744-3924
Additional location
4420 Lake Boone Trl
Raleigh, NC 276077505
(919) 784-5050

Credentials & registration

NPPES · NUCC
NPI registered
April 2014 — 12 yrs on file
Profile last updated
November 6, 2020
Year of graduation
2014 — 12 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State license (1)
North Carolina #2020-01440

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1649690637. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
301
Distinct HCPCS
7
Medicare allowed
$47,959
HCPCS Description Services Patients Avg allowed
99215 Established patient office or other outpatient visit, 40-54 minutes 63 49 $170
99205 New patient office or other outpatient visit, 60-74 minutes 54 54 $208
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare 53 53 $223
45380 Biopsy of large bowel using a flexible endoscope 50 50 $69
99204 New patient office or other outpatient visit, 45-59 minutes 42 42 $158
99214 Established patient office or other outpatient visit, 30-39 minutes 24 22 $121
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 15 15 $79

In context: peer comparison

Among 11 peers in Greenville Gastroenterology Physician, average services per provider: 202. This provider delivers 1.5× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$36,936
Transactions
136
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
Abbvie INC. 68 $23,418.53
Pfizer INC. 24 $12,516.04
Phathom Pharmaceuticals, INC. 11 $262.47
Lilly USA, LLC 8 $152.82
Janssen Biotech, INC. 6 $130.69
Salix Pharmaceuticals, A Division of Bausch Health US, LLC 4 $80.09
Ardelyx, INC. 3 $62.33
Takeda Pharmaceuticals U.S.A., INC. 2 $58.45
Ipsen Biopharmaceuticals, INC 2 $39.84
Qol Medical, LLC 2 $36.91
Braintree Laboratories, INC. 2 $35.98
Regeneron Healthcare Solutions, INC. 1 $24.96
Celgene Corporation 1 $24.38
Intercept Pharmaceuticals, INC. 1 $22.20
Merck Sharp & Dohme LLC 1 $21.04

By nature of payment

Compensation for Services Other Than Consulting, Including Serving As Faculty or As A Speaker at A Venue Other Than A Continuing Education Program
$25,313
Travel and Lodging
$5,357
Food and Beverage
$3,267
Consulting Fee
$3,000

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
348
Patients
185
Total drug cost
$433,340
Drug Type Claims Patients Total cost
Sod Sulf-Potass Sulf-Mag Sulf (Sodium, Potassium,Mag Sulfates) Brand 80 78 $6,335
Pantoprazole Sodium Generic 50 18 $691
Peg 3350-Electrolyte (Sodium Chloride/Nahco3/Kcl/Peg) Brand 44 43 $1,233
Dicyclomine Hcl Generic 39 17 $1,266
Famotidine Generic 29 0 $460
Omeprazole Generic 21 14 $627
Colestipol Hcl Generic 16 0 $1,776
Lubiprostone Generic 16 0 $4,494
Stelara (Ustekinumab) Brand 15 0 $402,634
Sutab (Sod Sulf/Pot Chloride/Mag Sulf) Brand 15 15 $2,540

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Nannaya Jampala's medical specialty?
Dr. Nannaya Jampala practices Gastroenterology Physician in Greenville, NC.
Where does Dr. Nannaya Jampala practice?
Dr. Nannaya Jampala practices at 2100 Stantonsburg RD, Greenville, NC 278342818. Office phone: 2527443229.
What is Dr. Nannaya Jampala's NPI?
Dr. Nannaya Jampala's National Provider Identifier (NPI) is 1649690637, issued by NPPES.
Does Dr. Nannaya Jampala accept Medicare assignment?
Yes. Dr. Nannaya Jampala accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Nannaya Jampala commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99215); New patient office or other outpatient visit (HCPCS 99205); Removal of polyps or growths of large bowel using an endoscope with mechanical snare (HCPCS 45385). Source: CMS Medicare Physician & Other Practitioners file.