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ALEXANDRA OBREMSKEY MD
NPI 1154895381
Pediatrics in Aurora, CO

Active since January 22, 2019PECOS Enrolled
13123 E 16TH AVE, AURORA, CO 80045(720) 777-1234 Get Directions Write a Review

NPPES record last updated: July 1, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Jul 1, 2025, Dec 2, 2024, Jun 24, 2020 and 1 more (4 updates tracked since 2019).

About Alexandra Obremskey Md NPPES

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

ALEXANDRA OBREMSKEY MD (NPI 1154895381) is an individual pediatrics provider in Aurora, Colorado, licensed in Colorado (DR.0074636) and active in the NPI registry since January 2019. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1154895381
Entity TypeIndividualFemale
Primary Taxonomy208000000X
Provider Legal NameALEXANDRA OBREMSKEYCredential: MD
Location Address13123 E 16TH AVEAurora, CO 80045-7106
Mailing Address13121 E 17th AveAurora, CO 80045-2535 · (303) 724-2393
Phone(720) 777-1234
Sole ProprietorYes
Enumeration DateJanuary 22, 2019
Last NPPES UpdateJuly 1, 20254 updates tracked since enumeration
NPPES CertifiedJuly 1, 2025
✔ NPI 1154895381 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPediatricsAllopathic & Osteopathic Physicians
Taxonomy Code208000000X
Licenses✔ Licensed in CO · DR.0074636✔ Licensed in TN · 72177✔ Licensed in WA · ML61060420
Definition
A pediatrician is concerned with the physical, emotional and social health of children from birth to young adulthood. Care encompasses a broad spectrum of health services ranging from preventive healthcare to the diagnosis and treatment of acute and chronic diseases. A pediatrician deals with biological, social and environmental influences on the developing child, and with the impact of disease and dysfunction on development.
13123 E 16TH AVE, Aurora, CO 80045
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Oscar Insurance Company.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Alexandra Obremskey Md 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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 80045 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
$89.43 typical visit price
range $58.06 – $174.82
Typical copayment $22.35 (range $14.51 – $43.70)
Most-billed visit code 99203
Established Patient
$102.03 typical visit price
range $18.88 – $142.79
Typical copayment $25.50 (range $4.72 – $35.69)
Most-billed visit code 99214
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.

ERIN TERAVEST PA
Physician Assistant (Surgical)
13123 E 16TH AVE
AURORA, CO 80045
Adams County (720) 777-1234
MELISSA KAY FRAZER AA-C
Anesthesiologist Assistant
13123 E 16TH AVE
AURORA, CO 80045
Adams County (720) 777-1234
RACHEL MARIE RANWEILER
Registered Nurse (Neonatal Intensive Care)
13123 E 16TH AVE
AURORA, CO 80045
Adams County (720) 777-6857
DR. KATHRYN LYN PEGAN AU.D.
Audiologist
13123 E 16TH AVE, 2ND FLOOR OUTPATIENT PAVILION - AUDIOLOGY
AURORA, CO 80045
Adams County (720) 777-1961
MRS. KRISTEN L HOLDER FNP-C, APRN-BC
Nurse Practitioner (Psychiatric/Mental Health)
13123 E 16TH AVE
AURORA, CO 80045
Adams County (720) 777-1234
MRS. JILL M MARKS RN, APN
Nurse Practitioner (Pediatrics)
13123 E 16TH AVE
AURORA, CO 80045
Adams County (720) 777-1234
MRS. WENDELYN M BARRETT NNP
Registered Nurse (Neonatal Intensive Care)
13123 E 16TH AVE
AURORA, CO 80045
Adams County (720) 777-6857
DR. TIMOTHY OWEN VANDERKOOY MD
Emergency Medicine (Pediatric Emergency Medicine)
13123 E 16TH AVE, AURORA, CO 80045-7106
AURORA, CO 80045
Adams County (720) 777-1234

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 Alexandra Obremskey's NPI number?

The NPI number for Alexandra Obremskey is 1154895381. It was assigned to this individual provider in the NPPES registry on January 22, 2019.

Where is Alexandra Obremskey located?

Alexandra Obremskey practices at 13123 E 16th Ave, Aurora, CO 80045. The listed phone number is (720) 777-1234.

What is Alexandra Obremskey's specialty?

The primary specialty registered for this NPI is Pediatrics with taxonomy code 208000000X.

Is Alexandra Obremskey enrolled in Medicare?

Yes. Alexandra Obremskey is registered in the Medicare PECOS enrollment system.

What insurance does Alexandra Obremskey accept?

Health plans from Oscar Insurance Company list Alexandra Obremskey as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Alexandra Obremskey was last updated on July 1, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 months 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.