Doctor profile · Federal record

Dr. Charles Gies, LCSW

Clinical Social Worker · Denver, CO

  • NPI 1164941126
  • Accepts Medicare
  • MIPS 100.0 / 100 · 2023
  • 9 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
4455 E 12Th Ave
Denver, CO 802202415
(303) 504-7700

Credentials & registration

NPPES · NUCC
NPI registered
September 2017 — 9 yrs on file
Profile last updated
November 13, 2019
Year of graduation
2017 — 9 yrs since
Specialty taxonomy
1041C0700X — NUCC code
State license (1)
Colorado #CSW.09926342

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1164941126. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
84
Distinct HCPCS
1
Medicare allowed
$8,079
HCPCS Description Services Patients Avg allowed
90837 Psychotherapy, 1 hour 84 12 $96

In context: peer comparison

Among 7 peers in this city , average services per provider: 181. This provider delivers 0.5× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Charles Gies's medical specialty?
Dr. Charles Gies practices Clinical Social Worker in Denver, CO.
Where does Dr. Charles Gies practice?
Dr. Charles Gies practices at 4455 E 12Th Ave, Denver, CO 802202415. Office phone: 3035047700.
What is Dr. Charles Gies's NPI?
Dr. Charles Gies's National Provider Identifier (NPI) is 1164941126, issued by NPPES.
Does Dr. Charles Gies accept Medicare assignment?
Yes. Dr. Charles Gies accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Charles Gies commonly perform?
Top Medicare-reported procedures in 2023: Psychotherapy (HCPCS 90837). Source: CMS Medicare Physician & Other Practitioners file.