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JENNIFER K ESS MD
NPI 1114919644
Pediatrics in Denver, CO

Active since August 19, 2005PECOS Enrolled
301 W 6TH AVE, DENVER, CO 80204(303) 436-6000 Get Directions Write a Review

NPPES record last updated: February 7, 2024. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Jennifer K Ess Md NPPES

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

JENNIFER K ESS MD (NPI 1114919644) is an individual pediatrics provider in Denver, Colorado, licensed in Colorado (DR.0071587) and active in the NPI registry since August 2005. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1114919644
Entity TypeIndividualFemale
Primary Taxonomy208000000X
Provider Legal NameJENNIFER K ESSCredential: MD
Location Address301 W 6TH AVEDenver, CO 80204-5182
Mailing Address301 W 6th AveDenver, CO 80204-5182 · (303) 436-6000
Phone(303) 436-6000
Sole ProprietorNo
Enumeration DateAugust 19, 2005
Last NPPES UpdateFebruary 7, 2024
NPPES CertifiedFebruary 7, 2024
✔ NPI 1114919644 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPediatricsAllopathic & Osteopathic Physicians
Taxonomy Code208000000X
License✔ Licensed in CO · DR.0071587
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.
301 W 6TH AVE, Denver, CO 80204
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Accepted Insurance

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

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Jennifer K Ess 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.

Medicare Billing Reassignment

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

Denver Health And Hospital Authority
0.1 mi
General Practice
777 BANNOCK ST
Denver, CO 80204
  • Reassigned Medicare billing, Colorado enrollment
  • 2,259 clinicians in this Medicare group
NPI 1477569838 (303) 436-6000

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 80204 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.

JOANNA KEANE MA
Student in an Organized Health Care Education/Training Program
301 W 6TH AVE
DENVER, CO 80204
Denver County (303) 602-4851
DR. POUYAN SHAHROKH D.M.D.
Dentist (General Practice)
301 W 6TH AVE, MC0242
DENVER, CO 80204
Denver County (303) 602-8241
DR. CHELSEA VRANEY DDS
Student in an Organized Health Care Education/Training Program
301 W 6TH AVE
DENVER, CO 80204
Denver County (303) 436-6000
KEVIN PATRICK BOGART PA-C
Physician Assistant (Medical)
301 W 6TH AVE, FAMILY AND INTERNAL MEDICINE CLINIC MC3250
DENVER, CO 80204
Denver County (303) 602-8070
JACOB BRIGHAM SORBER D.D.S.
Student in an Organized Health Care Education/Training Program
301 W 6TH AVE
DENVER, CO 80204
Denver County (303) 436-6000
MRS. KIMBERLY ANN SYLVESTER NP
Nurse Practitioner (Pediatrics)
301 W 6TH AVE
DENVER, CO 80204
Denver County (303) 602-8340
DR. MACKENZIE LEIGH WHITESELL GARCIA MD
Internal Medicine
301 W 6TH AVE
DENVER, CO 80204
Denver County (303) 436-6000
HANNAH SKIEST MSCP
Student in an Organized Health Care Education/Training Program
301 W 6TH AVE
DENVER, CO 80204
Denver County (303) 602-4848

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 Jennifer Ess's NPI number?

The NPI number for Jennifer Ess is 1114919644. It was assigned to this individual provider in the NPPES registry on August 19, 2005.

Where is Jennifer Ess located?

Jennifer Ess practices at 301 W 6th Ave, Denver, CO 80204. The listed phone number is (303) 436-6000.

What is Jennifer Ess's specialty?

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

Is Jennifer Ess enrolled in Medicare?

Yes. Jennifer Ess is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Jennifer Ess's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Jennifer Ess reassigns Medicare benefits to Denver Health And Hospital Authority (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 Jennifer Ess's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Jennifer Ess accept?

Health plans from UnitedHealthcare list Jennifer Ess 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 Jennifer Ess was last updated on February 7, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.