Doctor profile · Federal record

Dr. Catherine Chia, M.D.

Internal Medicine Physician (CMS: Internal Medicine) · Sacramento, CA

  • NPI 1659697563
  • Accepts Medicare
  • 16 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
4150 V St # 3400
Sacramento, CA 958171460
(916) 734-7056

Credentials & registration

NPPES · NUCC
NPI registered
April 2010 — 16 yrs on file
Profile last updated
June 1, 2013
Year of graduation
2010 — 16 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
California #A118888

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1659697563. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
250
Distinct HCPCS
6
Medicare allowed
$26,605
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 112 43 $82
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 53 23 $124
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 27 27 $135
99238 Hospital discharge day management, 30 minutes or less 24 24 $85
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 18 18 $180
99239 Hospital discharge day management, more than 30 minutes 16 16 $120

In context: peer comparison

Among 123 peers in this city , average services per provider: 116. This provider delivers 2.2× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Catherine Chia's medical specialty?
Dr. Catherine Chia practices Internal Medicine Physician in Sacramento, CA.
Where does Dr. Catherine Chia practice?
Dr. Catherine Chia practices at 4150 V St # 3400, Sacramento, CA 958171460. Office phone: 9167347056.
What is Dr. Catherine Chia's NPI?
Dr. Catherine Chia's National Provider Identifier (NPI) is 1659697563, issued by NPPES.
Does Dr. Catherine Chia accept Medicare assignment?
Yes. Dr. Catherine Chia accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Catherine Chia commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Initial hospital care with straightforward or low-level medical decision making (HCPCS 99222). Source: CMS Medicare Physician & Other Practitioners file.