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Gastroenterology

Jacob H. Colarian, MD

Works at hospitals in Fresno, CA · California

Summary

Dr. Jacob H. Colarian, MD is a gastroenterologist at 2335 E Kashian Ln, Suite 280, Fresno, CA 93701. Phone: (559) 320-1090. Accepts Medicare assignment. In 2024, Jacob H. Colarian had 183 Original Medicare patients and 293 services. NPI 1700958543. Source: CMS National Downloadable File, updated October 2, 2026; CMS Facility Affiliation Data, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

  • Specialty: Gastroenterologist (Medicare lists Gastroenterology)
  • Address: 2335 E Kashian Ln, Suite 280, Fresno, CA 93701 · Directions
  • Phone: (559) 320‑1090
  • Medicare: Accepts Medicare assignment
  • Hospital: Community Regional Medical Center
  • Group practice: Central California Faculty Medical Group Inc
  • Medical school: graduated 1985 (41 years since medical school)
  • Gender (as listed): Male

From official Medicare data

This page shows what Medicare's official clinician data says about Jacob H. Colarian, joined by NPI number (data updated October 2, 2026). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

Quick answers

Does Jacob H. Colarian accept Medicare assignment?
Yes. Medicare's clinician data says Jacob H. Colarian accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
How many Medicare patients does Jacob H. Colarian see?
In 2024, CMS data shows 183 Original Medicare patients and 293 services for Jacob H. Colarian. This counts Original Medicare only and measures volume, not quality.
What is Jacob H. Colarian's NPI number?
1700958543. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Medicare activity in 2024

Official CMS public-use data for Jacob H. Colarian, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.

Original Medicare patients183
Services billed to Medicare293
Different services or procedures36
Participating Medicare providerYes
Average age of these patients69

Most frequent services

  1. Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes (99223)76 services
  2. Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope (43239)32 services
  3. Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope (43235)23 services
  4. New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more (99203)18 services
  5. Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes (99231)16 services

Chronic conditions among these patients

Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).

  • High blood pressure75%
  • High cholesterol75%
  • Diabetes58%
  • Chronic kidney disease49%
  • Arthritis40%
  • Ischemic heart disease38%

Hospitals where Jacob H. Colarian works

Medicare's Facility Affiliation Data lists Jacob H. Colarian at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.

Practice locations

Addresses where Jacob H. Colarian is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Jacob H. Colarian as a member of this group (CMS data updated October 2, 2026).

  • Central California Faculty Medical Group Inc265 clinicians in the group

Specialties

Find other Gastroenterology doctors in California →

Other gastroenterologists in Fresno

Clinicians with the same Medicare primary specialty in Fresno, CA — not a recommendation.

All gastroenterologists in Fresno →

Other clinicians in Central California Faculty Medical Group Inc

Medicare enrollment lists these clinicians in the same group practice — not a recommendation.

Clinician information

CredentialMD
Graduation year1985 (41 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1700958543
CorrectionsReport an error or suggest an update →

Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.

Sources

  1. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
  2. Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
  3. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  4. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  5. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  6. Medicare Care Compare — official Medicare tool to look up clinicians