Doctor profile · Federal record

Dr. Chafen Hart, M.D.

Pediatrics Physician (CMS: Sleep Medicine) · Pediatrics Physician · Denver, CO

  • NPI 1992901334
  • Accepts Medicare
  • 19 yrs in practice
  • Licensed in 2 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 3 locations .

NPPES Updated May 11, 2026
Primary practice
660 Bannock St
Denver, CO 802044506
(303) 436-4949
fax (303) 602-5055
Additional location
750 Washington St
Boston, MA 021111526
(617) 636-7938
Additional location
777 Bannock St
Denver, CO 802044507
Mailing address
777 Bannock St
Denver, CO 802044597

Credentials & registration

NPPES · NUCC
NPI registered
June 2007 — 19 yrs on file
Profile last updated
August 10, 2024
Year of graduation
2007 — 19 yrs since
Specialty taxonomy
208000000X — NUCC code
State licenses (2)
Colorado #DR.0065388 · Massachusetts #232837

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1992901334. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
50
Distinct HCPCS
3
Medicare allowed
$5,147
HCPCS Description Services Patients Avg allowed
99204 New patient office or other outpatient visit, 45-59 minutes 22 22 $132
99213 Established patient office or other outpatient visit, 20-29 minutes 15 15 $65
99214 Established patient office or other outpatient visit, 30-39 minutes 13 13 $97

In context: peer comparison

Among 2 peers in this city , average services per provider: 18. This provider delivers 2.8× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
12
Patients
0
Total drug cost
$116
Drug Type Claims Patients Total cost
Trazodone Hcl Generic 12 0 $116

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Chafen Hart's medical specialty?
Dr. Chafen Hart practices Pediatrics Physician in Denver, CO.
Where does Dr. Chafen Hart practice?
Dr. Chafen Hart practices at 660 Bannock St, Denver, CO 802044506. Office phone: 3034364949.
What is Dr. Chafen Hart's NPI?
Dr. Chafen Hart's National Provider Identifier (NPI) is 1992901334, issued by NPPES.
Does Dr. Chafen Hart accept Medicare assignment?
Yes. Dr. Chafen Hart accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Chafen Hart commonly perform?
Top Medicare-reported procedures in 2023: New patient office or other outpatient visit (HCPCS 99204); Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.