Active NPI
Kelly Tseng, M.D.
- Anesthesiology Physician
- Long Beach, CA
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Anesthesiology Physician
- License
- A172216
- Practice address
- 1050 Linden Ave
Long Beach, CA 90813-3321 - Phone
- (562) 491-9000
- NPI assigned
- Apr 22, 2016
- Sex
- Female
- Sole proprietor
- No
NPPES NPI Registry
Registry information is reported by the provider to CMS and is not verified. About this source
Specialties & licenses 3
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Anesthesiology Physician | 207L00000X | 282446 | MA | |
| Pain Medicine (Anesthesiology) Physician | 207LP2900X | A172216 | CA | |
| Anesthesiology Physician | 207L00000X | A172216 | CA | Primary |
Addresses
Primary practice location
1050 Linden Ave
Long Beach, CA 90813-3321
Mailing address
55 Fruit St., GRB 444
Massachusetts General Hospital
Boston, MA 02114
Phone (617) 726-3030
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in CA
- Eligible to order & refer
- Part B services: Yes
- Medical equipment: Yes
- Home health: Yes
- Power mobility devices: Yes
- Hospice: Yes
Enrollment records 1
Care Compare profile
Medicare Care Compare- Specialty
- Anesthesiology
- Education
- New York Medical College, 2016
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
- Group practices
Practice addresses (Care Compare)
1050 Linden Ave
Long Beach, CA 90813-3321
Phone (562) 491-9350
8700 Beverly Blvd
West Hollywood, CA 90048-1804
Phone (310) 423-3277
Hospital & facility affiliations
- Cedars-Sinai Medical Center
- St Mary Medical Center
Merit-based Incentive Payment System (MIPS)
- Final score
- 84.5 of 100
- Quality
- 70
- Improvement activities
- 40
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Medicine
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| A172216 | CA | MD | Pain Medicine (Anesthesiology) Physician |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Cedars-Sinai Medical Care Foundation | Anesthesiology | Current | Accepting new patients |
| Darin Rentz DO PC | Anesthesiology | Current | Accepting new patients |
| Palm Springs Anesthesia Services, PC | Anesthesiology | Current | Accepting new patients |
| Cedars-Sinai Medical Care Foundation | Current | Accepting new patients | |
| Dignity Health | Past | Accepting new patients |
Locations
600 N Highland Springs Ave
Banning, CA 92220
Phone (833) 443-6287
2309 Antonio Ave
Camarillo, CA 93010
Phone (805) 389-5655
1050 Linden Ave
Long Beach, CA 90813
Phone (562) 491-9000
8635 W 3rd St
Ste 465W
Los Angeles, CA 90048
Phone (310) 423-0674
1600 N Rose Ave
Oxnard, CA 93030
Phone (805) 988-2500
1150 N Indian Canyon Dr
Palm Springs, CA 92262
Phone (760) 323-6251
350 Terracina Blvd
Redlands, CA 92373
Phone (909) 335-5500
4445 Magnolia Ave
Riverside, CA 92501
Phone (800) 498-7156
2101 N Waterman Ave
Sn Bernrdno, CA 92404
Phone (909) 881-4305
1805 Medical Center Dr
Sn Bernrdno, CA 92411
Phone (909) 877-6333
8700 Beverly Blvd
West Hollywood, CA 90048
Phone (310) 385-3291
Networks
- BSC 65 PLUS INDIVIDUAL MAPD
Organizations & group practices 5
Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships and National Provider Directory roles.
-
- Specialist
- Los Angeles, CA
- NPI 1316984388
-
- Anesthesiology Physician
- San Bernardino, CA
- NPI 1083928501
-
- Anesthesiology Physician
- Redlands, CA
- NPI 1689321747
-
- Anesthesiology Physician
- Los Angeles, CA
- NPI 1043826720
-
- General Acute Care Hospital
- Long Beach, CA
- NPI 1194840421
Hospital & facility affiliations 3
Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.
-
- General Acute Care Hospital
- Los Angeles, CA
- NPI 1639172372
-
- General Acute Care Hospital
- West Hollywood, CA
- NPI 1891940326
-
- General Acute Care Hospital
- Long Beach, CA
- NPI 1194840421
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1461283200000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1756512000000",
"number": "1124472568",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "55 FRUIT ST., GRB 444",
"address_2": "MASSACHUSETTS GENERAL HOSPITAL",
"city": "BOSTON",
"state": "MA",
"postal_code": "02114",
"telephone_number": "617-726-3030",
"fax_number": "617-726-9697"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "1050 LINDEN AVE",
"city": "LONG BEACH",
"state": "CA",
"postal_code": "908133321",
"telephone_number": "562-491-9000"
}
],
"practiceLocations": [],
"basic": {
"last_name": "TSENG",
"first_name": "KELLY",
"name_prefix": "Dr.",
"credential": "M.D.",
"sole_proprietor": "NO",
"sex": "F",
"enumeration_date": "2016-04-22",
"last_updated": "2025-08-30",
"certification_date": "2025-08-30",
"status": "A"
},
"taxonomies": [
{
"code": "207L00000X",
"taxonomy_group": "",
"desc": "Anesthesiology",
"state": "MA",
"license": "282446",
"primary": false
},
{
"code": "207LP2900X",
"taxonomy_group": "",
"desc": "Anesthesiology, Pain Medicine",
"state": "CA",
"license": "A172216",
"primary": false
},
{
"code": "207L00000X",
"taxonomy_group": "",
"desc": "Anesthesiology",
"state": "CA",
"license": "A172216",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}
Other providers in Long Beach, CA
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Aug 30, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
- Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.