Doctor profile · Federal record

Dr. Christine Won, M.D.

Sleep Medicine (Internal Medicine) Physician (CMS: Pulmonary Disease) · Internal Medicine Physician · Critical Care Medicine (Internal Medicine) Physician · Pulmonary Disease Physician · New Haven, CT

  • NPI 1306923255
  • Accepts Medicare
  • MIPS 71.7 / 100 · 2023
  • 26 yrs in practice
  • Licensed in 2 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
40 Temple St Ste 3C
New Haven, CT 065102715
(203) 764-6788
fax (203) 764-6787
Mailing address
333 Cedar St, Pob 208057
New Haven, CT 065208057

Credentials & registration

NPPES · NUCC
NPI registered
October 2006 — 20 yrs on file
Profile last updated
March 29, 2012
Year of graduation
2000 — 26 yrs since
Specialty taxonomy
207RS0012X — NUCC code
State licenses (2)
Connecticut #48025 · California #A82080
Medicaid (2)
CA #00A820800 · CT #48025

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1306923255. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
218
Distinct HCPCS
7
Medicare allowed
$27,034
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 53 44 $69
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 42 23 $126
99291 Critical care, first 30-74 minutes 42 21 $225
95810 Sleep study in sleep lab (6 years or older) 28 28 $124
99214 Established patient office or other outpatient visit, 30-39 minutes 27 24 $103
95811 Sleep study in sleep lab with continuous airway pressure (6 years or older) 15 15 $128
95806 Sleep study including heart rate, breathing, airflow, and effort 11 11 $46

In context: peer comparison

Among 1 peers in this city , average services per provider: 31. This provider delivers 7.0× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$34
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Merck Sharp & Dohme LLC 1 $34.00

By nature of payment

Food and Beverage
$34

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
12
Patients
0
Total drug cost
$5,703
Drug Type Claims Patients Total cost
Modafinil Generic 12 0 $5,703

Frequently asked questions

Auto-generated from federal data
What is Dr. Christine Won's medical specialty?
Dr. Christine Won practices Sleep Medicine (Internal Medicine) Physician in New Haven, CT.
Where does Dr. Christine Won practice?
Dr. Christine Won practices at 40 Temple St Ste 3C, New Haven, CT 065102715. Office phone: 2037646788.
What is Dr. Christine Won's NPI?
Dr. Christine Won's National Provider Identifier (NPI) is 1306923255, issued by NPPES.
Does Dr. Christine Won accept Medicare assignment?
Yes. Dr. Christine Won accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Christine Won commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Critical care (HCPCS 99291). Source: CMS Medicare Physician & Other Practitioners file.