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DR. KELLY TSENG M.D.
NPI 1124472568
Anesthesiology in Long Beach, CA

Active since April 22, 2016PECOS EnrolledAccepts Medicare Assignment
1050 LINDEN AVE, LONG BEACH, CA 90813(562) 491-9000 Get Directions Write a Review

NPPES record last updated: August 30, 2025. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Nov 1, 2021, Jun 21, 2020, May 9, 2016 (3 updates tracked since 2016).

About Dr. Kelly Tseng M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. KELLY TSENG M.D. (NPI 1124472568) is an individual anesthesiology provider in Long Beach, California, licensed in California (A172216) and active in the NPI registry since April 2016. She is enrolled in Medicare PECOS and is a graduate of New York Medical College (2016).

NPPES Registry Identity

NPI1124472568
Entity TypeIndividualFemale
Primary Taxonomy207L00000X
Provider Legal NameDR. KELLY TSENGCredential: M.D.
Location Address1050 LINDEN AVELong Beach, CA 90813-3321
Mailing Address55 Fruit St., Grb 444, Massachusetts General HospitalBoston, MA 02114 · (617) 726-3030 · Fax (617) 726-9697
Phone(562) 491-9000
Sole ProprietorNo
Medical School CMSNew York Medical CollegeGraduated 2016
Enumeration DateApril 22, 2016
Last NPPES UpdateAugust 30, 20253 updates tracked since enumeration
NPPES CertifiedAugust 30, 2025
✔ NPI 1124472568 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyAnesthesiologyAllopathic & Osteopathic Physicians
Taxonomy Code207L00000X
Licenses✔ Licensed in CA · A172216✔ Licensed in MA · 282446
Definition
An anesthesiologist is trained to provide pain relief and maintenance, or restoration, of a stable condition during and immediately following an operation or an obstetric or diagnostic procedure. The anesthesiologist assesses the risk of the patient undergoing surgery and optimizes the patient's condition prior to, during and after surgery. In addition to these management responsibilities, the anesthesiologist provides medical management and consultation in pain management and critical care medicine. Anesthesiologists diagnose and treat acute, long-standing and cancer pain problems; diagnose and treat patients with critical illnesses or severe injuries; direct resuscitation in the care of patients with cardiac or respiratory emergencies, including the need for artificial ventilation; and supervise post-anesthesia recovery.
Also ListedAnesthesiology · Pain MedicineTaxonomy 207LP2900X · License A172216 (CA)
1050 LINDEN AVE, Long Beach, CA 90813
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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Kelly Tseng M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID5890069405
PECOS Enrollment IDI20210817004002
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignments

3

Medicare enrollment records show Kelly Tseng reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Cedars-Sinai Medical Care Foundation
22 mi
Specialist
6500 WILSHIRE BLVD FL 15
Los Angeles, CA 90048
  • Reassigned Medicare billing, California enrollment
  • 2,118 clinicians in this Medicare group
NPI 1316984388 (310) 385-3200
Palm Springs Anesthesia Services, PC
58 mi
Anesthesiology
2101 N WATERMAN AVE
San Bernardino, CA 92404
  • Reassigned Medicare billing, California enrollment
  • 270 clinicians in this Medicare group
NPI 1083928501 (914) 491-9495
Darin Rentz Do PC
59 mi
Anesthesiology
350 TERRACINA BLVD
Redlands, CA 92373
  • Reassigned Medicare billing, California enrollment
  • 241 clinicians in this Medicare group
NPI 1689321747 (877) 565-6701

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

ARUN PANIKER DO
Student in an Organized Health Care Education/Training Program
1050 LINDEN AVE
LONG BEACH, CA 90813
Los Angeles County (562) 491-9140
DR. NEEL AMAR SHAH M.D.
Emergency Medicine
1050 LINDEN AVE
LONG BEACH, CA 90813
Los Angeles County (562) 491-9761
JI SUK KIM DO
Internal Medicine
1050 LINDEN AVE
LONG BEACH, CA 90813
Los Angeles County (562) 491-9140
OLAMIDE SONUGA
Student in an Organized Health Care Education/Training Program
1050 LINDEN AVE
LONG BEACH, CA 90813
Los Angeles County (562) 491-9140
CHANTELL STRONG
Hospitalist
1050 LINDEN AVE
LONG BEACH, CA 90813
Los Angeles County (562) 491-9000
KELLY WANG DO
Internal Medicine
1050 LINDEN AVE
LONG BEACH, CA 90813
Los Angeles County (562) 491-9140
CAOVINH T LE DO
Student in an Organized Health Care Education/Training Program
1050 LINDEN AVE
LONG BEACH, CA 90813
Los Angeles County (562) 491-9140
ANGELINE CHANG BARNES MD A MEDICAL CORPORATION
Anesthesiology
1050 LINDEN AVE
LONG BEACH, CA 90813
Los Angeles County (562) 491-9000

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Kelly Tseng's NPI number?

The NPI number for Kelly Tseng is 1124472568. It was assigned to this individual provider in the NPPES registry on April 22, 2016.

Where is Kelly Tseng located?

Kelly Tseng practices at 1050 Linden Ave, Long Beach, CA 90813. The listed phone number is (562) 491-9000.

What is Kelly Tseng's specialty?

The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.

Is Kelly Tseng enrolled in Medicare?

Yes. Kelly Tseng is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Which organizations bill Medicare for Kelly Tseng's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Kelly Tseng reassigns Medicare benefits to 3 organizations: Cedars-Sinai Medical Care Foundation (Los Angeles, CA), Palm Springs Anesthesia Services, PC (San Bernardino, CA) and Darin Rentz Do PC (Redlands, CA). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Kelly Tseng's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Kelly Tseng was last updated on August 30, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.