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Anesthesiology

Jeremy Zaks, MD

Works at hospitals in Boulder, CO · Longmont, CO · Colorado

Summary

Dr. Jeremy Zaks, MD is an anesthesiologist at 4740 Pearl Pkwy, Suite 100, Boulder, CO 80301. Phone: (303) 938-5470. Accepts Medicare assignment. In 2024, Jeremy Zaks had 174 Original Medicare patients and 289 services. NPI 1326492240. 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: Anesthesiologist (Medicare lists Anesthesiology)
  • Address: 4740 Pearl Pkwy, Suite 100, Boulder, CO 80301 · Directions
  • Phone: (303) 938‑5470
  • Medicare: Accepts Medicare assignment
  • Hospitals: Boulder Community Health, Longs Peak Hospital
  • Group practice: Boulder Valley Anesthesiology, PLLC
  • Medical school: Tulane University School Of Medicine · graduated 2016 (10 years since medical school)
  • Gender (as listed): Male

From official Medicare data

This page shows what Medicare's official clinician data says about Jeremy Zaks, 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 Jeremy Zaks accept Medicare assignment?
Yes. Medicare's clinician data says Jeremy Zaks 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 Jeremy Zaks see?
In 2024, CMS data shows 174 Original Medicare patients and 289 services for Jeremy Zaks. This counts Original Medicare only and measures volume, not quality.
What is Jeremy Zaks's NPI number?
1326492240. 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 Jeremy Zaks, 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 patients174
Services billed to Medicare289
Different services or procedures72
Participating Medicare providerYes
Average age of these patients75

Most frequent services

  1. Ultrasonic guidance for blood vessel access (76937)28 services
  2. Insertion of artery tube for blood sampling or infusion through skin (36620)17 services
  3. Insertion of non-tunneled central venous tube for infusion (5 years or older) (36556)13 services
  4. Anesthesia for procedure for total knee joint replacement (01402)11 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 cholesterol75%
  • High blood pressure69%
  • Arthritis58%
  • Ischemic heart disease45%
  • Atrial fibrillation36%
  • Heart failure25%

Hospitals where Jeremy Zaks works

Medicare's Facility Affiliation Data lists Jeremy Zaks 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.

  • Boulder Community HealthBoulder, CO · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 060027
  • Longs Peak HospitalLongmont, CO · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 060128

Practice locations

Addresses where Jeremy Zaks is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Jeremy Zaks as a member of this group (CMS data updated October 2, 2026).

  • Boulder Valley Anesthesiology, PLLC61 clinicians in the group

Specialties

Find other Anesthesiology doctors in Colorado →

Other anesthesiologists in Boulder

Clinicians with the same Medicare primary specialty in Boulder, CO — not a recommendation.

All anesthesiologists in Boulder →

Other clinicians in Boulder Valley Anesthesiology, PLLC

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

Clinician information

CredentialMD
Medical schoolTulane University School Of Medicine
Graduation year2016 (10 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1326492240
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