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DR. BAILLIE ELARA FRIZELL-THOMAS MD
NPI 1669169785
Family Medicine in Denver, CO

Active since April 19, 2023PECOS Enrolled
777 BANNOCK ST, DENVER, CO 80204(303) 602-2720 Get Directions Write a Review

NPPES record last updated: August 17, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Aug 17, 2026, Aug 5, 2026, May 27, 2026 (3 updates tracked since 2026).

About Dr. Baillie Elara Frizell-thomas Md NPPES

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

DR. BAILLIE ELARA FRIZELL-THOMAS MD (NPI 1669169785) is an individual family medicine provider in Denver, Colorado, licensed in Colorado (DR.0077743) and active in the NPI registry since April 2023. She is enrolled in Medicare PECOS, maintains 3 additional practice locations, and is a graduate of University Of Wisconsin School Of Medicine (2023).

NPPES Registry Identity

NPI1669169785
Entity TypeIndividualFemale
Primary Taxonomy207Q00000X
Provider Legal NameDR. BAILLIE ELARA FRIZELL-THOMASCredential: MD
Location Address777 BANNOCK STDenver, CO 80204-4597
Mailing Address3055 Roslyn St Unit 100Denver, CO 80238-3324
Phone(303) 602-2720
Sole ProprietorNo
Medical School CMSUniversity Of Wisconsin School Of MedicineGraduated 2023
Enumeration DateApril 19, 2023
Last NPPES UpdateAugust 17, 20263 updates tracked since enumeration
NPPES CertifiedAugust 17, 2026
✔ NPI 1669169785 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207Q00000X
License✔ Licensed in CO · DR.0077743
Definition
Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.
Also ListedHospitalistTaxonomy 208M00000X · License DR.0077743 (CO)
777 BANNOCK ST, Denver, CO 80204
Open in Google Maps ↗

Other Names 1

Former Name (1)Baillie Elara Frizell

Secondary Practice Locations 3

Location 112605 E 16th AveAurora, CO 80045-2520 · Phone (720) 848-0000
Location 23055 Roslyn St Unit 100Denver, CO 80238-3324 · Phone (720) 553-2696
Location 310350 E Dakota AveDenver, CO 80247-1314 · Phone (303) 338-4545

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Baillie Elara Frizell-thomas Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID8729447776
PECOS Enrollment IDI20260605001105
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

3

Medicare enrollment records show Baillie Frizell-thomas reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Denver Health And Hospital Authority
Same address
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
University Physicians Incorporated
1.4 mi
Physical Medicine & Rehabilitation
1224 5TH ST
Denver, CO 80204
  • Reassigned Medicare billing, Colorado enrollment
  • 4,283 clinicians in this Medicare group
NPI 1265689053 (303) 556-2040
Colorado Permanente Medical Group, P.C.
6.7 mi
Internal Medicine
10350 E DAKOTA AVE
Denver, CO 80247
  • Reassigned Medicare billing, Colorado enrollment
  • Medicare enrollment name: Colorado Permanente Medical Group PC
  • 1,715 clinicians in this Medicare group
NPI 1760599724 (303) 338-4545

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.

MS. KATHERINE JEANNE CARLEY RN, MSN, CS
Clinical Nurse Specialist (Psychiatric/Mental Health)
777 BANNOCK ST
DENVER, CO 80204
Denver County (303) 436-6630
RYAN DEAN LATERZA M.D.
Anesthesiology
777 BANNOCK ST
DENVER, CO 80204
Denver County (303) 436-6000
BARBARA E ANDERSON NP
Nurse Practitioner
777 BANNOCK ST
DENVER, CO 80204
Denver County (303) 602-0340
PHILIP ANDREOLI D.O.
Hospitalist
777 BANNOCK ST
DENVER, CO 80204
Denver County (303) 436-4949
JESSICA RENEE KUDLOCK LCSW
Social Worker (Clinical)
777 BANNOCK ST
DENVER, CO 80204
Denver County (303) 602-7220
ELIZABETH PERKINS-PRIDE
Nurse Practitioner
777 BANNOCK ST
DENVER, CO 80204
Denver County (303) 436-6000
KIRSTEN ERIKSEN PA-C
Physician Assistant
777 BANNOCK ST
DENVER, CO 80204
Denver County (303) 436-6000
KATHRYN IRENE GARNER MD, MPH
Family Medicine
777 BANNOCK ST
DENVER, CO 80204
Denver County (303) 436-6000

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 Baillie Frizell-thomas's NPI number?

The NPI number for Baillie Frizell-thomas is 1669169785. It was assigned to this individual provider in the NPPES registry on April 19, 2023. The provider is also known as Baillie Elara Frizell.

Where is Baillie Frizell-thomas located?

Baillie Frizell-thomas practices at 777 Bannock St, Denver, CO 80204. The listed phone number is (303) 602-2720.

What is Baillie Frizell-thomas's specialty?

The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.

Is Baillie Frizell-thomas enrolled in Medicare?

Yes. Baillie Frizell-thomas is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Baillie Frizell-thomas's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Baillie Frizell-thomas reassigns Medicare benefits to 3 organizations: Denver Health And Hospital Authority (Denver, CO), University Physicians Incorporated (Denver, CO) and Colorado Permanente Medical Group, P.C. (Denver, CO). 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 Baillie Frizell-thomas'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 Baillie Frizell-thomas was last updated on August 17, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.