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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

JB FENIX MD
NPI 1922392877
Pediatrics - Pediatric Emergency Medicine in Denver, CO

Active since June 07, 2011PECOS Enrolled
1719 E 19TH AVE, DENVER, CO 80218(720) 754-6000 Get Directions Write a Review

NPPES record last updated: September 15, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Sep 15, 2026, Mar 18, 2025, Oct 2, 2024 and 2 more (5 updates tracked since 2017).

About Jb Fenix Md NPPES

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

JB FENIX MD (NPI 1922392877) is an individual pediatric emergency medicine provider in Denver, Colorado, licensed in Colorado (CDR.0003075) and active in the NPI registry since June 2011. He is enrolled in Medicare PECOS, maintains 3 additional practice locations, and is a graduate of Un Of California, Irvine, College Of Medicine (2011).

NPPES Registry Identity

NPI1922392877
Entity TypeIndividualMale
Primary Taxonomy2080P0204X
Provider Legal NameJB FENIXCredential: MD
Location Address1719 E 19TH AVEDenver, CO 80218-1235
Mailing AddressPo Box 110429Aurora, CO 80042-0429
Phone(720) 754-6000
Sole ProprietorNo
Medical School CMSUn Of California, Irvine, College Of MedicineGraduated 2011
Enumeration DateJune 7, 2011
Last NPPES UpdateSeptember 15, 20265 updates tracked since enumeration
NPPES CertifiedSeptember 15, 2026
✔ NPI 1922392877 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPediatrics · Pediatric Emergency MedicineAllopathic & Osteopathic Physicians
Taxonomy Code2080P0204X
License✔ Licensed in CO · CDR.0003075
Definition
A pediatrician who has special qualifications to manage emergencies in infants and children.
Also ListedPediatrics · Pediatric Critical Care MedicineTaxonomy 2080P0203X · License 17180 (NV), CDR.0003075 (CO)
1719 E 19TH AVE, Denver, CO 80218
Open in Google Maps ↗

Secondary Practice Locations 3

Location 113123 E 16th AveAurora, CO 80045-7106 · Phone (720) 777-1234
Location 2777 Bannock StDenver, CO 80204-4597 · Phone (303) 436-4949 · Fax (303) 602-9159
Location 32001 W 86th StIndianapolis, IN 46260-1902 · Phone (317) 338-2345

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include AmeriHealth Caritas Next, Mending Health.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Jb Fenix Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID2769749803
PECOS Enrollment IDI20250926000593
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 Reassignments

4

Medicare enrollment records show Jb Fenix reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Denver Health And Hospital Authority
1.8 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
Warren Clinic Inc
555 mi
General Practice
6600 S YALE AVE, SUITE 1400
Tulsa, OK 74136
  • Reassigned Medicare billing, Oklahoma enrollment
  • 1,144 clinicians in this Medicare group
NPI 1174582282 (918) 488-6001
Pokroy Medical Group Of Nevada, Ltd.
616 mi
Neonatal-Perinatal Medicine
653 N TOWN CENTER DR STE 112
Las Vegas, NV 89144
  • Reassigned Medicare billing, Nevada enrollment
  • 150 clinicians in this Medicare group
NPI 1992809412 (702) 733-0981
Shriners Hospitals For Children
1,105 mi
Anesthesiology
1 CHILDREN'S PLAZA, 2 WEST
Dayton, OH 45404
  • Reassigned Medicare billing, Ohio enrollment
  • 54 clinicians in this Medicare group
NPI 1235627480 (513) 872-6000

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

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.

DR. LISA MARIE GRISS MD
Pediatrics
1719 E 19TH AVE
DENVER, CO 80218
Denver County (303) 754-4400
MARIAH MEEKS RN
Registered Nurse (Critical Care Medicine)
1719 E 19TH AVE
DENVER, CO 80218
Denver County (720) 754-6000
ALAN J. COMO
Emergency Medicine
1719 E 19TH AVE
DENVER, CO 80218
Denver County (303) 839-7111
KATHRYN BRECHT MS, NNP-BC
Nurse Practitioner (Neonatal)
1719 E 19TH AVE
DENVER, CO 80218
Denver County (303) 839-6000
OBSTETRIX MEDICAL GROUP OF COLORADO, P.C.
Pediatrics (Pediatric Cardiology)
1719 E 19TH AVE
DENVER, CO 80218
Denver County (303) 839-6000
DANIEL W LAWLER
Anesthesiology
1719 E 19TH AVE
DENVER, CO 80218
Denver County (303) 869-2429
DR. HEATHER EMILY JOHNSON MD
Hospitalist
1719 E 19TH AVE
DENVER, CO 80218
Denver County (713) 500-6526
DR. JULIA WAIKEE WONG DO
Hospitalist
1719 E 19TH AVE
DENVER, CO 80218
Denver County (303) 338-4545

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 Jb Fenix's NPI number?

The NPI number for Jb Fenix is 1922392877. It was assigned to this individual provider in the NPPES registry on June 7, 2011.

Where is Jb Fenix located?

Jb Fenix practices at 1719 E 19th Ave, Denver, CO 80218. The listed phone number is (720) 754-6000.

What is Jb Fenix's specialty?

The primary specialty registered for this NPI is Pediatrics, specializing in Pediatric Emergency Medicine, with taxonomy code 2080P0204X.

Is Jb Fenix enrolled in Medicare?

Yes. Jb Fenix is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Jb Fenix's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Jb Fenix reassigns Medicare benefits to 4 organizations: Denver Health And Hospital Authority (Denver, CO), Warren Clinic Inc (Tulsa, OK), Pokroy Medical Group Of Nevada, Ltd. (Las Vegas, NV) and Shriners Hospitals For Children (Dayton, OH). Each 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 Jb Fenix's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Jb Fenix accept?

Health plans from AmeriHealth Caritas Next and Mending Health list Jb Fenix 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 Jb Fenix was last updated on September 15, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 46 days 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.