Doctor profile · Federal record

Dr. Michael Zaretsky, MD

Maternal & Fetal Medicine Physician (CMS: Obstetrics/Gynecology) · Maternal & Fetal Medicine Physician · Aurora, CO

  • NPI 1134198161
  • Accepts Medicare
  • 29 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
13123 E 16Th Ave
Aurora, CO 800457106
(303) 840-4713
Additional location
12605 E 16Th Ave
Aurora, CO 800452545
(720) 848-0000
Mailing address
Po Box 110429
Aurora, CO 800420429

Credentials & registration

NPPES · NUCC
NPI registered
March 2006 — 20 yrs on file
Profile last updated
December 22, 2025
Year of graduation
1997 — 29 yrs since
Specialty taxonomy
207VM0101X — NUCC code
State licenses (2)
Colorado #DR.0052417 · Texas #K6520

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1134198161. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,541
Transactions
12
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Janssen Research & Development, LLC 12 $1,541.26

By nature of payment

Travel and Lodging
$1,030
Food and Beverage
$511

Frequently asked questions

Auto-generated from federal data
What is Dr. Michael Zaretsky's medical specialty?
Dr. Michael Zaretsky practices Maternal & Fetal Medicine Physician in Aurora, CO.
Where does Dr. Michael Zaretsky practice?
Dr. Michael Zaretsky practices at 13123 E 16Th Ave, Aurora, CO 800457106. Office phone: 3038404713.
What is Dr. Michael Zaretsky's NPI?
Dr. Michael Zaretsky's National Provider Identifier (NPI) is 1134198161, issued by NPPES.
Does Dr. Michael Zaretsky accept Medicare assignment?
Yes. Dr. Michael Zaretsky accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.