Mark Makoto Tanaka, MD - Medicare Emergency Medicine in San Leandro, CA

Mark Makoto Tanaka, MD is a medicare enrolled "Emergency Medicine" physician in San Leandro, California. He went to University Of California, San Francisco School Of Medicine and graduated in 1999 and has 25 years of diverse experience with area of expertise as Emergency Medicine. He is a member of the group practice Permanente Medical Group Inc and his current practice location is 2500 Merced St, San Leandro, California. You can reach out to his office (for appointments etc.) via phone at (510) 454-1000.

Mark Makoto Tanaka is licensed to practice in California (license number A83467) 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 1104904960.

Contact Information

Mark Makoto Tanaka, MD
2500 Merced St,
San Leandro, CA 94577-4201
(510) 454-1000
Not Available



Physician's Profile

Full NameMark Makoto Tanaka
GenderMale
SpecialityEmergency Medicine
Experience25 Years
Location2500 Merced St, San Leandro, 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:
  • Mark Makoto Tanaka attended and graduated from University Of California, San Francisco School Of Medicine in 1999
  NPI Data:
  • NPI Number: 1104904960
  • Provider Enumeration Date: 11/01/2006
  • Last Update Date: 12/09/2021
  Medicare PECOS Information:
  • PECOS PAC ID: 0648177055
  • Enrollment ID: I20031215000564

Medical Identifiers

Medical identifiers for Mark Makoto Tanaka such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1104904960NPI-NPPES
00A834670MedicaidCA

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207P00000XEmergency Medicine A83467 (California)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Kaiser Foundation Hospital - FremontFremont, CAHospital
Kaiser Foundation Hospital - San LeandroSan leandro, CAHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Permanente Medical Group Inc89219102257800

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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. Mark Makoto Tanaka 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. Mark Makoto Tanaka 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
Mark Makoto Tanaka, MD
2500 Merced St,
San Leandro, CA 94577-4201

Ph: (510) 454-1000
Mark Makoto Tanaka, MD
2500 Merced St,
San Leandro, CA 94577-4201

Ph: (510) 454-1000

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Emergency Medicine Doctors in San Leandro, CA

Chin-hsiang Feng,
Emergency Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 2500 Merced St, San Leandro, CA 94577
Phone: 510-518-5598    
Dr. Grace Mindy Lee, M.D.
Emergency Medicine
Medicare: Medicare Enrolled
Practice Location: 2500 Merced St, San Leandro, CA 94577
Phone: 510-454-1000    Fax: 203-688-5599
Dr. Vibha Kundi Gupta, M.D.
Emergency Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 2500 Merced St, San Leandro, CA 94577
Phone: 517-648-0339    
Allison Boyd, M.D.
Emergency Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 2500 Merced St, San Leandro, CA 94577
Phone: 510-454-1000    
Dr. Bing Chung Shen, M.D.
Emergency Medicine
Medicare: Medicare Enrolled
Practice Location: 2500 Merced St, San Leandro, CA 94577
Phone: 510-454-1000    
Anthony Michael Montefusco Iv,
Emergency Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 13855 E 14th St, San Leandro, CA 94578
Phone: 209-342-2300    Fax: 209-524-4240

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