Doctor profile · Federal record

Dr. Sydney Sullivan, PA

Medical Physician Assistant (CMS: Physician Assistant) · Physician Assistant · Denver, CO

  • NPI 1184341422
  • Accepts Medicare
  • 4 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
1644 S Garfield St
Denver, CO 802103006
(303) 524-2744
Additional location
12605 E 16Th Ave
Aurora, CO 800452545
(720) 848-0000
Mailing address
Po Box 110429
Aurora, CO 800420429

Credentials & registration

NPPES · NUCC
NPI registered
October 2022 — 4 yrs on file
Profile last updated
January 30, 2023
Year of graduation
2022 — 4 yrs since
Specialty taxonomy
363AM0700X — NUCC code
State license (1)
Colorado #PA.0007666

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1184341422. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
87
Distinct HCPCS
2
Medicare allowed
$9,593
HCPCS Description Services Patients Avg allowed
99215 Established patient office or other outpatient visit, 40-54 minutes 63 44 $121
99214 Established patient office or other outpatient visit, 30-39 minutes 24 19 $82

In context: peer comparison

Among 26 peers in Denver Medical Physician Assistant, average services per provider: 45. This provider delivers 1.9× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Sydney Sullivan's medical specialty?
Dr. Sydney Sullivan practices Medical Physician Assistant in Denver, CO.
Where does Dr. Sydney Sullivan practice?
Dr. Sydney Sullivan practices at 1644 S Garfield St, Denver, CO 802103006. Office phone: 3035242744.
What is Dr. Sydney Sullivan's NPI?
Dr. Sydney Sullivan's National Provider Identifier (NPI) is 1184341422, issued by NPPES.
Does Dr. Sydney Sullivan accept Medicare assignment?
Yes. Dr. Sydney Sullivan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Sydney Sullivan commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99215); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.