Doctor profile · Federal record

Dr. Louisa Chan, PMHNP

Psychiatric/Mental Health Nurse Practitioner (CMS: Nurse Practitioner) · Psychiatric/Mental Health Registered Nurse · New York, NY

  • NPI 1215458708
  • Accepts Medicare
  • 8 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 3 locations .

NPPES Updated May 11, 2026
Primary practice
125 Broad St # 3
New York, NY 10004
(510) 857-3927
Additional location
150 E 85Th St, Apt 9B
New York, NY 10028
Additional location
150 E 85Th St Apt 9B
New York, NY 100282302

Credentials & registration

NPPES · NUCC
NPI registered
July 2017 — 9 yrs on file
Profile last updated
August 6, 2018
Year of graduation
2018 — 8 yrs since
Specialty taxonomy
363LP0808X — NUCC code
State licenses (2)
New York #F402374 · New York #717787

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1215458708. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
695
Distinct HCPCS
4
Medicare allowed
$64,354
HCPCS Description Services Patients Avg allowed
99308 Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 15 minutes 406 197 $73
99309 Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes 136 80 $103
99305 Initial nursing facility care with moderate level of medical decision making, per day, if using time, at least 35 minutes 132 131 $130
99306 Initial nursing facility care with high level of medical decision making, per day, if using time, at least 45 minutes 21 20 $176

In context: peer comparison

Among 43 peers in New York Psychiatric/Mental Health Nurse Practitioner, average services per provider: 157. This provider delivers 4.4× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Louisa Chan's medical specialty?
Dr. Louisa Chan practices Psychiatric/Mental Health Nurse Practitioner in New York, NY.
Where does Dr. Louisa Chan practice?
Dr. Louisa Chan practices at 125 Broad St # 3, New York, NY 10004. Office phone: 5108573927.
What is Dr. Louisa Chan's NPI?
Dr. Louisa Chan's National Provider Identifier (NPI) is 1215458708, issued by NPPES.
Does Dr. Louisa Chan accept Medicare assignment?
Yes. Dr. Louisa Chan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Louisa Chan commonly perform?
Top Medicare-reported procedures in 2023: Subsequent nursing facility care with straightforward level of medical decision making (HCPCS 99308); Subsequent nursing facility care with moderate level of medical decision making (HCPCS 99309); Initial nursing facility care with moderate level of medical decision making (HCPCS 99305). Source: CMS Medicare Physician & Other Practitioners file.