DR. THOMAS CHIEN LEE (M.D.) – Anesthesiology Physician, NPI 1083782494

DR. THOMAS CHIEN LEE (M.D.) is a healthcare provider. based in Cerritos, California. specializing in ANESTHESIOLOGY. They hold the professional credentials M.D.. They hold a License No. G80328 (CA). The NPI Number for DR. THOMAS CHIEN LEE (M.D.) is 1083782494

Main info

Male
Sole Proprietor
33 Years Of Experience
Accepts Medicare Assignment
Name
DR. THOMAS CHIEN LEE (M.D.)
NPI
1083782494
Phone
(562) 407-2080
Address
PO BOX 4259
Enumeration Date
1 December 2006
Last Update Date
25 March 2025

Doctor Profile

Medical School Name
YALE UNIVERSITY SCHOOL OF MEDICINE
Secondary Phone
7149932000
Graduation Year
1993 (33 years ago)
PAC ID
5799710505
Group Practice PAC ID
2466613591
Professional Enrollment ID
I20060207000312
Address ID
CA928703802PL1301XDRXX400
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience62
Completeness75
Years active:19State licenses:1Digital endpointsOther names

6,371 ANESTHESIOLOGY in CA

Loading map...

Provider Addresses for DR. THOMAS CHIEN LEE (M.D.)

  • PO BOX 4259

    CERRITOS, CA 907034259

    Phone: (562) 407-2080

    Fax: (562) 407-2082

    Type: Mailing

  • Torrance Post Office, Crenshaw Boulevard, Torrance, Los Angeles County, California, 90501, United States

    TORRANCE, CA 905103098

    Phone: (310) 792-3914

    Fax: (855) 898-4055

    Type: Mailing

  • PIH Health Whittier Hospital, 12401, Washington Boulevard, Whittier, Los Angeles County, California, 90602, United States

    WHITTIER, CA 906021006

    Phone: (562) 698-0811

    Type: Location

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

Loading prescription activity...

Open Payments (CMS)

CMS reports 1 Open Payments records for all available years, with a total value of $26.

Total Amount is formed as General ($26) + Research ($0) + Ownership ($0) = $26.

Last reported payment date: 2023-12-01 • Largest payer in this snapshot: Boston Scientific Corporation ($26).

Total Amount

$26

General + Research + Ownership

Payments

1

Total payment records

General Amount

$26

General payments

Research Amount

$0

Research funding

Ownership Amount

$0

Ownership interests

Ownership Count

0

Ownership records

Last Payment Date

2023-12-01

Latest reported date

Top Companies

Largest payers in this snapshot

View all Open Payments →|Open Payments Risk Radar →

Medicare Enrollment & Revalidation

Source: CMS public data · Not endorsed by CMS ·

Educational use only—not medical, billing, or legal advice.

PECOS enrollment status

Participating (accepts Medicare assignment)

Enrollment effective: 2006-02-07

PECOS data refreshed: 2026-05-27

Medicare revalidation (CMS due date list)

Due date not assigned yet

CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.

Enrollment records

1

Earliest due date

Not assigned (TBD)

CMS data updated

2026-06-01

Revalidation progress

  1. Medicare enrolled
  2. On CMS revalidation list
  3. Due date assigned
  4. Revalidate in PECOS

CMS enrollment records

Enrollment IDTypeSpecialtyStateDue date
I20060207000312IAnesthesiologyCATBD

What to do next

  • No action required while the due date shows TBD.
  • Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
  • Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.

Verify on CMS Revalidation Lookup Tool

Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS

Medicare Utilization (FFS)

Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·

Educational use only—not medical, billing, or legal advice.

Top Medicare procedures (2023) · refreshed 2026-05-27

HCPCSDescriptionServicesBeneficiariesMedicare allowed
00731Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope4343$0
00142Anesthesia for lens surgery2626$0
00812Anesthesia for exam of colon using an endoscope2323$0
00811Anesthesia for other procedure on large bowel using an endoscope1515$0
00813Anesthesia for procedure on small and large bowel using an endoscope1515$0
View full utilization report →

Insurance plans in this area (ZIP 90703)

Loading plans...

Group practice members

Group practice members are other physicians who share the same Group Practice PAC ID with this doctor. When doctors form a group practice and register in PECOS as a single entity, they receive a shared identification number. This table lists all providers in the same group practice.
PAC ID: 2466613591View full group profile
NameSpecialtyState
A N E S T H E S I O L O G YCA
A N E S T H E S I O L O G YCA
A N E S T H E S I O L O G YNY
A N E S T H E S I O L O G YCA
A N E S T H E S I O L O G YCA
A N E S T H E S I O L O G YMO
Anesthesiology, Pain ManagementCA
A N E S T H E S I O L O G YOH
A N E S T H E S I O L O G YCA
A N E S T H E S I O L O G YCA

Reviews

All reviews are moderated before publication. Reviews reflect users' opinions; we do not verify the accuracy of individual reviews.

No reviews yet. Be the first to share your experience — your opinion helps families compare providers.

Frequently asked questions

Is DR. THOMAS CHIEN LEE (M.D.) listed with a National Provider Identifier?
Yes — DR. THOMAS CHIEN LEE (M.D.) has NPI 1083782494 on file in the registry.
Active or inactive — what applies to DR. THOMAS CHIEN LEE (M.D.)?
You should see DR. THOMAS CHIEN LEE (M.D.) as active in CMS-hosted NPPES data.
What kind of doctor is DR. THOMAS CHIEN LEE (M.D.)?
DR. THOMAS CHIEN LEE (M.D.) is associated with Anesthesiology Physician in the directory — Clinical services aligned with this taxonomy classification.
What practice footprint exists for DR. THOMAS CHIEN LEE (M.D.)?
Travel planning: use Cerritos, California as the reference point for DR. THOMAS CHIEN LEE (M.D.), then confirm.
What does 3 location(s) imply?
3 practice locations appear in the available data.

Similar Providers

JOHN FRANCIS PETRAGLIA (M.D.)

Interventional Pain Medicine Physician
Cerritos Post Office, 183rd Street, Cerritos, Los Angeles County, California, 90623, United States
NPI: 1417933938

DR. ADRIAN T. REYES (M.D.)

Anesthesiology Physician
Cerritos Post Office, 183rd Street, Cerritos, Los Angeles County, California, 90623, United States
NPI: 1477531119

CATHERINE C WHANG (M.D.)

Pediatric Anesthesiology Physician
12521, Peppercreek Lane, Cerritos, Los Angeles County, California, 90703, United States
NPI: 1417920380

DR. FAZEELA FEROUZ (M.D.)

Anesthesiology Physician
Warner Avenue, Fountain Valley, Orange County, California, 92704, United States
NPI: 1689641482

CHI TSAY, M.D.P.C

Anesthesiology Physician
Garfield Medical Center, 525, North Garfield Avenue, Monterey Park, Los Angeles County, California, 91754, United States
NPI: 1609844414

CHI L. TSAY (M.D.)

Anesthesiology Physician
PO BOX 4259
NPI: 1760450274

DR. DAVID CHANG (M.D.)

Anesthesiology Physician
Cerritos Post Office, 183rd Street, Cerritos, Los Angeles County, California, 90623, United States
NPI: 1275502866

DR. BENJAMIN E HUANG (M.D.)

Anesthesiology Physician
Cerritos Post Office, 183rd Street, Cerritos, Los Angeles County, California, 90623, United States
NPI: 1457310641
Cerritos Post Office, 183rd Street, Cerritos, Los Angeles County, California, 90623, United States
NPI: 1750345815