James H Ahn, MD - Medicare Emergency Medicine in Redwood City, CA

James H Ahn, MD is a medicare enrolled "Emergency Medicine" physician in Redwood City, California. His current practice location is 1150 Veterans Blvd, Redwood City, California. You can reach out to his office (for appointments etc.) via phone at (650) 299-2000.

James H Ahn is licensed to practice in California (license number A62745) and he also participates in the medicare program. He does not accept medicare assignments directly but he may accept medicare through third-party (refer to Reassignment section below) and may also prescribe medicare part D drugs. His NPI Number is 1528146180.

Contact Information

James H Ahn, MD
1150 Veterans Blvd,
Redwood City, CA 94063-2037
(650) 299-2000
Not Available



Physician's Profile

Full NameJames H Ahn
GenderMale
SpecialityEmergency Medicine
Location1150 Veterans Blvd, Redwood City, California
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1528146180
  • Provider Enumeration Date: 11/01/2006
  • Last Update Date: 12/03/2021
  Medicare PECOS Information:
  • PECOS PAC ID: 7911194584
  • Enrollment ID: I20101208000518

Medical Identifiers

Medical identifiers for James H Ahn such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1528146180NPI-NPPES
00A627450MedicaidCA

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207P00000XEmergency Medicine A62745 (California)Primary

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. James H Ahn allows following entities to bill medicare on his behalf.
Entity NamePermanente Medical Group Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1073606299
PECOS PAC ID: 8921910225
Enrollment ID: O20031104000710

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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. James H Ahn 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
James H Ahn, MD
1800 Harrison St Fl 7,
Oakland, CA 94612-3466

Ph: (510) 625-6262
James H Ahn, MD
1150 Veterans Blvd,
Redwood City, CA 94063-2037

Ph: (650) 299-2000

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Emergency Medicine Doctors in Redwood City, CA

Sean Edwin Bourke, M.D
Emergency Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 170 Alameda De Las Pulgas, Redwood City, CA 94062
Phone: 650-369-5811    
Derek William Altema,
Emergency Medicine
Medicare: Medicare Enrolled
Practice Location: 450 Broadway St # Mc6342, Redwood City, CA 94063
Phone: 650-721-1446    
Kirsten M. Stewart, MD
Emergency Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 1150 Veterans Blvd, Redwood City, CA 94063
Phone: 650-299-2000    
Andrea G. Roberts, MD
Emergency Medicine
Medicare: Medicare Enrolled
Practice Location: 1150 Veterans Blvd, Redwood City, CA 94063
Phone: 650-299-2000    
George Bulloch Iii, MD
Emergency Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 1150 Veterans Blvd, Redwood City, CA 94063
Phone: 650-299-2000    
Adam J. Landsdorf, MD
Emergency Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 1150 Veterans Blvd, Redwood City, CA 94063
Phone: 650-299-2000    
Dimyana A Abdelmalek, MD
Emergency Medicine
Medicare: Medicare Enrolled
Practice Location: 1100 Veterans Blvd, Redwood City, CA 94063
Phone: 650-299-2000    

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