Doctor profile · Federal record

Dr. Carla Carvalho, MD

Surgical Critical Care Physician (CMS: General Surgery) · Stanford, CA

  • NPI 1831331578
  • Accepts Medicare
  • MIPS 74.2 / 100 · 2023
  • 21 yrs in practice
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
300 Pasteur Dr, Department of Surgery
Stanford, CA 943052200
(650) 723-2300

Credentials & registration

NPPES · NUCC
NPI registered
March 2009 — 17 yrs on file
Profile last updated
October 30, 2012
Year of graduation
2005 — 21 yrs since
Specialty taxonomy
2086S0102X — NUCC code
State license (1)
California #A116687

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1831331578. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
167
Distinct HCPCS
5
Medicare allowed
$15,437
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 64 29 $91
99231 Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 41 26 $56
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 26 26 $149
99221 Initial hospital care with straightforward or low level of medical decision making, per day, if using time, at least 40 minutes 22 21 $94
99238 Hospital discharge day management, 30 minutes or less 14 14 $95

In context: peer comparison

Among 1 peers in this city , average services per provider: 33. This provider delivers 5.1× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Carla Carvalho's medical specialty?
Dr. Carla Carvalho practices Surgical Critical Care Physician in Stanford, CA.
Where does Dr. Carla Carvalho practice?
Dr. Carla Carvalho practices at 300 Pasteur Dr, Stanford, CA 943052200. Office phone: 6507232300.
What is Dr. Carla Carvalho's NPI?
Dr. Carla Carvalho's National Provider Identifier (NPI) is 1831331578, issued by NPPES.
Does Dr. Carla Carvalho accept Medicare assignment?
Yes. Dr. Carla Carvalho accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Carla Carvalho commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Subsequent hospital care with straightforward or low level of medical decision making (HCPCS 99231); Initial hospital care with straightforward or low-level medical decision making (HCPCS 99222). Source: CMS Medicare Physician & Other Practitioners file.