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DR. DONALD APTEKAR M.D.
NPI 1023103868
Obstetrics & Gynecology in Denver, CO

Active since October 04, 2006PECOS Enrolled
4500 E 9TH AVE, #700S, DENVER, CO 80220(303) 399-3315(303) 355-7088 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Dr. Donald Aptekar M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. DONALD APTEKAR M.D. (NPI 1023103868) is an individual obstetrics & gynecology provider in Denver, Colorado, licensed in Colorado (18738) and active in the NPI registry since October 2006. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1023103868
Entity TypeIndividualMale
Primary Taxonomy207V00000X
Provider Legal NameDR. DONALD APTEKARCredential: M.D.
Location Address4500 E 9TH AVE, #700SDenver, CO 80220-3900
Mailing Address4500 E 9th Ave, #700sDenver, CO 80220-3900 · (303) 399-3315 · Fax (303) 355-7088
Phone(303) 399-3315
Fax(303) 355-7088
Sole ProprietorNo
Enumeration DateOctober 4, 2006
Last NPPES UpdateJuly 8, 2007
✔ NPI 1023103868 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyObstetrics & GynecologyAllopathic & Osteopathic Physicians
Taxonomy Code207V00000X
License✔ Licensed in CO · 18738
Definition
An obstetrician/gynecologist possesses special knowledge, skills and professional capability in the medical and surgical care of the female reproductive system and associated disorders. This physician serves as a consultant to other physicians and as a primary physician for women.
4500 E 9TH AVE, Denver, CO 80220
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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Donald Aptekar M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignment

Medicare enrollment records show Donald Aptekar reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Drs Cooper & Aptekar PC
Same address
Obstetrics & Gynecology
4500 E 9TH AVE STE 700S
Denver, CO 80220
  • Reassigned Medicare billing, Colorado enrollment
  • 10 clinicians in this Medicare group
NPI 1346327046 (303) 399-3315

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 80220 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$132.55 typical visit price
range $58.06 – $174.82
Typical copayment $33.13 (range $14.51 – $43.70)
Most-billed visit code 99204
Established Patient
$72.20 typical visit price
range $18.88 – $142.79
Typical copayment $18.05 (range $4.72 – $35.69)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

MOLLY E GILPIN PA
Physician Assistant
4500 E 9TH AVE, SUITE 740
DENVER, CO 80220
Denver County (720) 941-1778
BRIDGET M WALSH MD
Obstetrics & Gynecology
4500 E 9TH AVE, SUITE 200
DENVER, CO 80220
Denver County (303) 399-0055
ERICA L LIESMAKI MD
Family Medicine
4500 E 9TH AVE, STE #320
DENVER, CO 80220
Denver County (303) 322-0212
SARAH CARD HUMPHREYS M.D.
Pediatrics
4500 E 9TH AVE, STE 740
DENVER, CO 80220
Denver County (720) 941-1778
MRS. LAURA WOLFE M.D.
Internal Medicine (Gastroenterology)
4500 E 9TH AVE, SUITE 720S
DENVER, CO 80220
Denver County (303) 355-3525
MANDI PHILLIPS NP-C
Nurse Practitioner (Family)
4500 E 9TH AVE, #615
DENVER, CO 80220
Denver County (720) 475-8750
FRANCA SOFIA SAMOILOVICH MD
Internal Medicine
4500 E 9TH AVE
DENVER, CO 80220
Denver County (303) 394-9355
THOMAS M LI
Internal Medicine
4500 E 9TH AVE, STE 550S
DENVER, CO 80220
Denver County (303) 329-8998

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Donald Aptekar's NPI number?

The NPI number for Donald Aptekar is 1023103868. It was assigned to this individual provider in the NPPES registry on October 4, 2006.

Where is Donald Aptekar located?

Donald Aptekar practices at 4500 E 9th Ave #700s, Denver, CO 80220. The listed phone number is (303) 399-3315.

What is Donald Aptekar's specialty?

The primary specialty registered for this NPI is Obstetrics & Gynecology with taxonomy code 207V00000X.

Is Donald Aptekar enrolled in Medicare?

Yes. Donald Aptekar is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Donald Aptekar's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Donald Aptekar reassigns Medicare benefits to Drs Cooper & Aptekar PC (Denver, CO). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Donald Aptekar's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Donald Aptekar was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.