Doctor profile · Federal record

Dr. Helena Chan, M.D.

Psychiatry Physician (CMS: Psychiatry) · San Francisco, CA

  • NPI 1831399369
  • Accepts Medicare
  • MIPS 85.3 / 100 · 2023
  • 21 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 3 locations .

NPPES Updated May 11, 2026
Primary practice
1990 41St Ave
San Francisco, CA 941161101
(415) 753-7400
fax (415) 753-0164
Additional location
1351 24Th Ave
San Francisco, CA 941221616
Additional location
720 Sacramento St
San Francisco, CA 941082535
(628) 217-6473
fax (628) 217-6460
Mailing address
355 Buena Vista Ave E Unit 411W
San Francisco, CA 941174175

Credentials & registration

NPPES · NUCC
NPI registered
July 2007 — 19 yrs on file
Profile last updated
August 23, 2022
Year of graduation
2005 — 21 yrs since
Specialty taxonomy
2084P0800X — NUCC code
State license (1)
California #A96576

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1831399369. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
24
Distinct HCPCS
1
Medicare allowed
$1,771
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 24 12 $74

In context: peer comparison

Among 70 peers in this city , average services per provider: 95. This provider delivers 0.3× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
281
Patients
0
Total drug cost
$178,988
Drug Type Claims Patients Total cost
Olanzapine Generic 38 0 $1,915
Invega Sustenna (Paliperidone Palmitate) Brand 32 0 $101,747
Lorazepam Generic 24 0 $239
Citalopram Hbr (Citalopram Hydrobromide) Brand 21 0 $141
Quetiapine Fumarate Generic 19 0 $1,282
Aripiprazole Generic 18 0 $3,010
Alprazolam Generic 17 0 $240
Clonazepam Generic 16 0 $470
Hydroxyzine Hcl Generic 15 0 $833
Trintellix (Vortioxetine Hydrobromide) Brand 15 0 $23,108

Frequently asked questions

Auto-generated from federal data
What is Dr. Helena Chan's medical specialty?
Dr. Helena Chan practices Psychiatry Physician in San Francisco, CA.
Where does Dr. Helena Chan practice?
Dr. Helena Chan practices at 1990 41St Ave, San Francisco, CA 941161101. Office phone: 4157537400.
What is Dr. Helena Chan's NPI?
Dr. Helena Chan's National Provider Identifier (NPI) is 1831399369, issued by NPPES.
Does Dr. Helena Chan accept Medicare assignment?
Yes. Dr. Helena Chan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Helena Chan commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.