Doctor profile · Federal record

Dr. Amarnath Ramakrishnan, MD

Gastroenterology Physician (CMS: Gastroenterology) · Yakima, WA

  • NPI 1215959143
  • Accepts Medicare
  • 32 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 3 locations .

NPPES Updated May 11, 2026
Primary practice
3909 Creekside Loop, Suite 130
Yakima, WA 989024880
(509) 248-6616
fax (509) 248-4983
Additional location
1221 Madison St Ste 1220
Seattle, WA 981041356
(206) 215-4250
fax (206) 215-4252
Additional location
751 Ne Blakely Dr Ste 3020
Issaquah, WA 980296201
(425) 313-5345
fax (425) 313-7176
Mailing address
Po Box 2947
Yakima, WA 989072947

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
June 18, 2021
Year of graduation
1994 — 32 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State license (1)
Washington #MD00042067

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1215959143. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
394
Distinct HCPCS
10
Medicare allowed
$58,365
HCPCS Description Services Patients Avg allowed
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare 101 97 $263
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 76 74 $108
99213 Established patient office or other outpatient visit, 20-29 minutes 39 38 $96
43235 Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope 37 35 $107
45380 Biopsy of large bowel using a flexible endoscope 37 37 $127
99212 Established patient office or other outpatient visit, 10-19 minutes 25 24 $64
99231 Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 19 15 $53
G0105 Colorectal cancer screening; colonoscopy on individual at high risk 18 18 $197
99442 Telephone medical discussion with physician, 11-20 minutes 17 17 $101
99203 New patient office or other outpatient visit, 30-44 minutes 14 14 $125

In context: peer comparison

Among 4 peers in Yakima Gastroenterology Physician, average services per provider: 51. This provider delivers 7.7× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$282
Transactions
3
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
Boston Scientific Corporation 1 $132.24
Phathom Pharmaceuticals, INC. 1 $121.40
Abbvie INC. 1 $28.18

By nature of payment

Food and Beverage
$282

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
830
Patients
321
Total drug cost
$120,004
Drug Type Claims Patients Total cost
Omeprazole Generic 217 58 $3,052
Gavilyte-G (Peg3350/Sod Sulf,Bicarb,Cl/Kcl) Brand 129 123 $2,336
Pantoprazole Sodium Generic 76 18 $653
Sod Sulf-Potass Sulf-Mag Sulf (Sodium, Potassium,Mag Sulfates) Brand 61 59 $4,841
Trulance (Plecanatide) Brand 50 13 $38,724
Famotidine Generic 44 15 $279
Potassium Chloride Generic 37 0 $1,129
Mesalamine Generic 36 0 $19,617
Linzess (Linaclotide) Brand 34 11 $30,094
Lubiprostone Generic 31 0 $6,554

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Amarnath Ramakrishnan's medical specialty?
Dr. Amarnath Ramakrishnan practices Gastroenterology Physician in Yakima, WA.
Where does Dr. Amarnath Ramakrishnan practice?
Dr. Amarnath Ramakrishnan practices at 3909 Creekside Loop, Yakima, WA 989024880. Office phone: 5092486616.
What is Dr. Amarnath Ramakrishnan's NPI?
Dr. Amarnath Ramakrishnan's National Provider Identifier (NPI) is 1215959143, issued by NPPES.
Does Dr. Amarnath Ramakrishnan accept Medicare assignment?
Yes. Dr. Amarnath Ramakrishnan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Amarnath Ramakrishnan commonly perform?
Top Medicare-reported procedures in 2023: Removal of polyps or growths of large bowel using an endoscope with mechanical snare (HCPCS 45385); Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope (HCPCS 43239); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.