Doctor profile · Federal record

Dr. Ramkrishna Kothur, M.D.

Gastroenterology Physician (CMS: Gastroenterology) · Sun City, AZ

  • NPI 1922113075
  • Accepts Medicare
  • MIPS 75.0 / 100 · 2023
  • 45 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
13640 N 99Th Ave Ste 600
Sun City, AZ 853512867
(623) 972-2116
fax (623) 972-0521
Mailing address
3020 E Camelback RD, Suite 301
Phoenix, AZ 850165095

Credentials & registration

NPPES · NUCC
NPI registered
August 2006 — 20 yrs on file
Profile last updated
February 16, 2017
Year of graduation
1981 — 45 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State license (1)
Arizona #30654

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1922113075. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,198
Distinct HCPCS
10
Medicare allowed
$146,586
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 174 150 $87
99203 New patient office or other outpatient visit, 30-44 minutes 152 152 $108
99214 Established patient office or other outpatient visit, 30-39 minutes 135 123 $122
99439 Chronic care management services for two or more chronic conditions, additional 20 minutes of clinical staff time directed by health care professional, per calendar month 103 11 $46
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 99 99 $94
45380 Biopsy of large bowel using a flexible endoscope 94 93 $136
G0105 Colorectal cancer screening; colonoscopy on individual at high risk 93 93 $176
99204 New patient office or other outpatient visit, 45-59 minutes 92 92 $161
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare 87 86 $243
99490 Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month 61 11 $60

In context: peer comparison

Among 4 peers in Sun City Gastroenterology Physician, average services per provider: 252. This provider delivers 4.8× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,420
Transactions
59
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
Takeda Pharmaceuticals U.S.A., INC. 11 $364.36
Abbvie INC. 13 $239.73
Genzyme Corporation 8 $204.10
Janssen Biotech, INC. 11 $151.34
Celgene Corporation 3 $72.14
Endogastric Solutions, INC 1 $52.39
Lilly USA, LLC 2 $50.54
Medtronic, INC. 1 $48.65
Regeneron Healthcare Solutions, INC. 2 $47.73
Pfizer INC. 2 $46.66
Intercept Pharmaceuticals, INC. 1 $28.52
Phathom Pharmaceuticals, INC. 1 $24.34
Ipsen Biopharmaceuticals, INC 1 $24.08
Merck Sharp & Dohme LLC 1 $21.87
Ardelyx, INC. 1 $21.81

By nature of payment

Food and Beverage
$1,420

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,360
Patients
412
Total drug cost
$216,064
Drug Type Claims Patients Total cost
Pantoprazole Sodium Generic 395 128 $5,165
Famotidine Generic 231 82 $3,490
Omeprazole Generic 222 78 $2,904
Dicyclomine Hcl Generic 162 52 $3,057
Creon (Lipase/Protease/Amylase) Brand 46 0 $122,826
Sucralfate Generic 38 19 $1,232
Linzess (Linaclotide) Brand 34 0 $26,863
Nortriptyline Hcl Generic 33 0 $198
Mesalamine Generic 32 11 $36,458
Lactulose Generic 31 0 $682

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Ramkrishna Kothur's medical specialty?
Dr. Ramkrishna Kothur practices Gastroenterology Physician in Sun City, AZ.
Where does Dr. Ramkrishna Kothur practice?
Dr. Ramkrishna Kothur practices at 13640 N 99Th Ave Ste 600, Sun City, AZ 853512867. Office phone: 6239722116.
What is Dr. Ramkrishna Kothur's NPI?
Dr. Ramkrishna Kothur's National Provider Identifier (NPI) is 1922113075, issued by NPPES.
Does Dr. Ramkrishna Kothur accept Medicare assignment?
Yes. Dr. Ramkrishna Kothur accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Ramkrishna Kothur commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); New patient office or other outpatient visit (HCPCS 99203); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.