National Provider Identifier
Surianarayanan Karthikeyan, MD
Surianarayanan Karthikeyan, MD is listed in the NPPES registry with a primary specialty of Gastroenterology Physician in Fargo, ND and a listed phone number of (701) 234-2525.
Source: public NPPES record, last updated February 05, 2025. This profile is informational and is not medical advice, a quality rating, or a provider recommendation.
Profile Overview
- NPI
- 1881725836
- Provider Type
- Individual
- Primary Specialty
- Gastroenterology Physician
- Enumeration Date
- March 08, 2007
- Last Updated
- February 05, 2025
Practice Location
- 321 8Th Ave N
- Fargo, ND 58102-4550
Phone: (701) 234-2525
Mailing Address
- PO Box 5074
- Sioux Falls, SD 57117-5074
Specialties
- Gastroenterology Physician (207RG0100X)
- Gastroenterology Physician (207RG0100X)
Browse Similar Providers
See more Gastroenterology providers in Fargo, ND.
Medicare Part B Activity
Reported 365 Medicare fee-for-service service lines in 2023.
Peer comparison
Compared to Internal Medicine providers in the Fargo, ND metro area.
This provider is in the 25th percentile for Medicare service volume.
Lower volume than many peers.
Performs 48% fewer Medicare services than the peer median.
Higher than 37 of 151 peers.
- Activity Percentile
- 24.5%
- Rank by Services
- 114 of 151
- Total Services
- 365
- Est. Allowed Value
- $53,812.84
- Dataset Year
- 2023
- Drug Code Share
- 0.0%
Estimated allowed value reflects Medicare fee-for-service allowed amounts only. It does not include Medicare Advantage, commercial insurance, cash-pay services, or employment compensation.
Peers are grouped by the broader Internal Medicine classification rather than the exact subspecialty label shown elsewhere on the page.
Percentile distribution
Each bar represents a 10-point percentile band of peers by total Medicare services for Internal Medicine across the Fargo, ND metro area. Taller bars indicate higher service-volume bands. Highlighted bar marks this provider's percentile band.
Observed service range: 20 to 8,196 total Medicare services.
Top Clinical Services
- 45385: Removal of polyps or growths of large bowel using an endoscope with mechanical snare
85 services | $19,851.91
- 43239: Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope
80 services | $7,219.71
- 99214: Established patient office or other outpatient visit, 30-39 minutes
43 services | $5,066.44
- 99204: New patient office or other outpatient visit, 45-59 minutes
33 services | $5,273.03
- 99213: Established patient office or other outpatient visit, 20-29 minutes
28 services | $2,422.01
Procedure Cost Comparisons
This provider appears in MedCostCompare procedure price pages built from Medicare fee-for-service data. Follow the links to compare local provider prices for the listed procedures.
Prices are Medicare-approved amounts from public provider-service records, not private insurance rates, cash-pay quotes, or a promise of what any patient will pay.
Diagnostic colonoscopy | Syracuse, NY
Provider price$216.71
Higher than most included providers on the linked MedCostCompare page, at the 96th price percentile.
Biography
Dr. Surianarayanan “Suri” Karthikeyan is a gastroenterologist with training across India, the U.K., and Canada. Oswego Health notes that he earned his medical degree at Madras Medical College, completed internal medicine and gastroenterology training in the U.K., and later completed internal medicine residency and a gastroenterology fellowship at McMaster University. He is board certified in gastroenterology, and Oswego Health has also highlighted his prior private-practice experience in New London, Connecticut, and Rochester, New York, along with teaching roles involving medical students and residents at the University of Rochester and Unity Hospital of Rochester.
Full Record
- NPI
- 1881725836
- Entity Type
- Individual
- Last Name
- Karthikeyan
- First Name
- Surianarayanan
- Name Prefix
- Dr.
- Credential
- MD
- Mailing Street Address
- PO Box 5074
- Mailing City
- Sioux Falls
- Mailing State
- SD
- Mailing ZIP Code
- 57117-5074
- Mailing Country
- US
- Practice Street Address
- 321 8Th Ave N
- Practice City
- Fargo
- Practice State
- ND
- Practice ZIP Code
- 58102-4550
- Practice Country
- US
- Practice Phone
- (701) 234-2525
- Enumeration Date
- March 08, 2007
- Last Updated
- February 05, 2025
- Sex
- Male
- Sole Proprietor
- Yes
- Certification Date
- February 05, 2025
- updated_by_file
- npidata_pfile_20050523-20260308.csv
- Taxonomies
- Gastroenterology Physician (207RG0100X), Gastroenterology Physician (207RG0100X)
- Other Identifiers
- 02151857 (NY), 000526402002 (NY, Community Blue), P040220745 (NY, Blue Cross Blue Shield), 0004633179 (NY, Aetna), 106259BT (NY, Preferred Care), P010220745 (NY, Blue Choice)