Siddharth Singh, DO - Medicare Anesthesiology in Irvine, CA

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Siddharth Singh, DO is a medicare enrolled "Anesthesiology" physician in Irvine, California. He graduated from medical school in 2012 and has 14 years of diverse experience with area of expertise as Anesthesiology. He is a member of the group practice City Of Hope Medical Foundation, Socal Anesthesia Solutions Inc, Orange Coast Anesthesia Inc, Cep America - Anesthesia Pc, Sound Physicians Anesthesiology Of California Pc, Darin Rentz Do Pc and his current practice location is 1000 Fivepoint, Irvine, California. You can reach out to his office (for appointments etc.) via phone at (888) 333-4673.

Siddharth Singh is licensed to practice in California (license number 20A15374) and he also participates in the medicare program. He accepts medicare assignments (which means he accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance) and his NPI Number is 1609134261.

Contact Information

Siddharth Singh, DO
1000 Fivepoint,
Irvine, CA 92618-2621
(888) 333-4673
Not Available

Map and Direction




Physician's Profile

Full NameSiddharth Singh
GenderMale
SpecialityAnesthesiology
Experience14 Years
Location1000 Fivepoint, Irvine, California
Accepts Medicare AssignmentsYes. He accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance.
  Medical Education and Training:
  • Siddharth Singh graduated from medical school in 2012
  NPI Data:
  • NPI Number: 1609134261
  • Provider Enumeration Date: 05/01/2012
  • Last Update Date: 01/15/2026
  Medicare PECOS Information:
  • PECOS PAC ID: 2961771761
  • Enrollment ID: I20170711001767

Medical Identifiers

Medical identifiers for Siddharth Singh such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1609134261NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207L00000XAnesthesiology 20A15374 (California)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
City Of Hope Helford Clinical Research HospitalDuarte, CAHospital
Memorialcare Saddleback Medical CenterLaguna hills, CAHospital
Riverside Community HospitalRiverside, CAHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
City Of Hope Medical Foundation3779751656964
Socal Anesthesia Solutions Inc004260742646
Orange Coast Anesthesia Inc246661359185
Cep America - Anesthesia Pc3678897915849
Sound Physicians Anesthesiology Of California Pc438502777035
Darin Rentz Do Pc7315333853131

Medicare Reassignments

Some practitioners may not bill the customers directly but medicare billing happens through clinics / group practice / hospitals where the provider works. Medicare reassignment of benefits is a mechanism by which practitioners allow third parties to bill and receive payment for medicare services performed by them. Siddharth Singh allows following entities to bill medicare on his behalf.
Entity NameCity of Hope Medical Foundation
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1871886366
PECOS PAC ID: 3779751656
Enrollment ID: O20110720000244
Entity NameOrange Coast Anesthesia Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1508138256
PECOS PAC ID: 2466613591
Enrollment ID: O20120417000047
Entity NameCep America - Anesthesia PC
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1790401438
PECOS PAC ID: 3678897915
Enrollment ID: O20150115001110
Entity NameDarin Rentz DO PC
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1689321747
PECOS PAC ID: 7315333853
Enrollment ID: O20220408001009
Entity NameSocal Anesthesia Solutions Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1407596901
PECOS PAC ID: 0042607426
Enrollment ID: O20220504000637
Entity NameInland Anesthesia Partners, Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1962148882
PECOS PAC ID: 5698155513
Enrollment ID: O20220708001636
Entity NameSound Physicians Anesthesiology of California PC
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1699408229
PECOS PAC ID: 4385027770
Enrollment ID: O20220817003296
Entity NameTuriya Anesthesia of Citrus Valley
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1659105815
PECOS PAC ID: 8325571268
Enrollment ID: O20241030001775

Medicare Part D Prescriber Enrollment

Any physician or other eligible professional who prescribes Part D drugs must either enroll in the Medicare program or opt out in order to prescribe drugs to their patients with Part D prescription drug benefit plans. Siddharth Singh is enrolled with medicare and thus, if eligible, can prescribe medicare part D drugs to patients with medicare part D benefits.

Mailing Address and Practice Location

Mailing AddressPractice Location Address
Siddharth Singh, DO
Po Box 31309,
Los Angeles, CA 90031-0309

Ph: (323) 442-7400		Siddharth Singh, DO
1000 Fivepoint,
Irvine, CA 92618-2621

Ph: (888) 333-4673

Reviews and Comments


Anesthesiology Doctors in Irvine, CA

Dr. Arnold Kim, MD
Anesthesiology
Medicare: Accepting Medicare Assignments
Practice Location: 1000 Fivepoint, Irvine, CA 92618
Phone: 888-333-4673    
Dr. Timothy Vincent Feldheim, M.D.
Anesthesiology
Medicare: May Accept Medicare Assignments
Practice Location: 16405 Sand Canyon Ave Ste 200, Irvine, CA 92618
Phone: 949-764-7470    Fax: 949-764-7471
Dr. Richard Selwyn Ginsburg, MBCHB
Anesthesiology
Medicare: Not Enrolled in Medicare
Practice Location: 26 Waterway, Irvine, CA 92614
Phone: 949-231-7234    
Amir B Rafizad, M.D.
Anesthesiology
Medicare: Accepting Medicare Assignments
Practice Location: 113 Waterworks Way, Suite 345, Irvine, CA 92618
Phone: 949-872-2400    Fax: 949-872-2401
Bruce Thuman, MD
Anesthesiology
Medicare: Not Enrolled in Medicare
Practice Location: 15825 Laguna Canyon Rd, Irvine, CA 92618
Phone: 949-341-3499    Fax: 949-788-0556
Dr. Ariana Marie Nelson, M.D.
Anesthesiology
Medicare: Accepting Medicare Assignments
Practice Location: 19200 Jamboree Rd, Irvine, CA 92612
Phone: 714-456-8888    
Edouard E Rivera, M.D.
Anesthesiology
Medicare: Not Enrolled in Medicare
Practice Location: 18102 Sky Park Cir Ste D, Irvine, CA 92614
Phone: 949-723-9603    

Medicare Program: Medicare is a federal government program which provides health insurance to people who are 65 or older. This program also covers certain younger people with disabilities (who receive Social Security Disability Insurance - SSDI), and people with End-Stage Renal Disease (permanent kidney failure requiring dialysis or a transplant, sometimes called ESRD.

Medicare Assignment: Assignment means that your doctor, provider, or supplier agrees (or is required by law) to accept the Medicare-approved amount as full payment for covered services. Most doctors, providers, and suppliers accept assignment, but you should always check to make sure. Participating providers have signed an agreement to accept assignment for all Medicare-covered services.

NPI Number: The National Provider Identifier (NPI) is a unique identification number for covered health care providers. The NPI must be used in lieu of legacy provider identifiers in the HIPAA standards transactions. Covered health care providers and all health plans and health care clearinghouses must use the NPIs in the administrative and financial transactions adopted under HIPAA (Health Insurance Portability and Accountability Act).

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