Robert Hannum Iii, MD - Medicare Anesthesiology in Los Angeles, CA

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Robert Hannum Iii, MD is a medicare enrolled "Anesthesiology" physician in Los Angeles, California. He went to Columbia University College Of Physicians And Surgeons and graduated in 2016 and has 10 years of diverse experience with area of expertise as Anesthesiology. He is a member of the group practice Albany Medical College, Trustees Of Columbia University In The City Of New York and his current practice location is 757 Westwood Plz Ste 3325, Los Angeles, California. You can reach out to his office (for appointments etc.) via phone at (310) 825-9111.

Robert Hannum Iii is licensed to practice in California (license number C208960) 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 1326400904.

Contact Information

Robert Hannum Iii, MD
757 Westwood Plz Ste 3325,
Los Angeles, CA 90095-7043
(310) 825-9111
Not Available

Map and Direction




Physician's Profile

Full NameRobert Hannum Iii
GenderMale
SpecialityAnesthesiology
Experience10 Years
Location757 Westwood Plz Ste 3325, Los Angeles, 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:
  • Robert Hannum Iii attended and graduated from Columbia University College Of Physicians And Surgeons in 2016
  NPI Data:
  • NPI Number: 1326400904
  • Provider Enumeration Date: 03/23/2016
  • Last Update Date: 08/10/2026
  Medicare PECOS Information:
  • PECOS PAC ID: 0143566760
  • Enrollment ID: I20210122001260

Medical Identifiers

Medical identifiers for Robert Hannum Iii such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1326400904NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207L00000XAnesthesiology C208960 (California)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Albany Medical Center HospitalAlbany, NYHospital
New York-presbyterian HospitalNew york, NYHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Albany Medical College17592931111054
Trustees Of Columbia University In The City Of New York85279725462262

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. Robert Hannum Iii allows following entities to bill medicare on his behalf.
Entity NameJamaica Anesthesiologist PC
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1508812892
PECOS PAC ID: 1355323460
Enrollment ID: O20040602001672
Entity NameTrustees of Columbia University in the City of New York
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1508266347
PECOS PAC ID: 8527972546
Enrollment ID: O20151201002613
Entity NameKotlyar Medical PC
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1205363454
PECOS PAC ID: 9234408766
Enrollment ID: O20170627001004
Entity NameAlbany Medical College
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1497921688
PECOS PAC ID: 1759293111
Enrollment ID: O20190320001621

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. Robert Hannum Iii 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
Robert Hannum Iii, MD
5767 W Century Blvd Ste 400,
Los Angeles, CA 90045-5631

Ph: Not Available		Robert Hannum Iii, MD
757 Westwood Plz Ste 3325,
Los Angeles, CA 90095-7043

Ph: (310) 825-9111

Reviews and Comments


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Alma Luna Wells, MD
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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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