Dr Ali-reza Barmaki, MD - Medicare Internal Medicine in Walnut Creek, CA

Dr Ali-reza Barmaki, MD is a medicare enrolled "Internal Medicine" physician in Walnut Creek, California. He graduated from medical school in 2003 and has 21 years of diverse experience with area of expertise as Internal Medicine. He is a member of the group practice Department Of State Hospitals, John Muir Physician Network and his current practice location is 1220 Rossmoor Pkwy, Walnut Creek, California. You can reach out to his office (for appointments etc.) via phone at (925) 947-3393.

Dr Ali-reza Barmaki is licensed to practice in California (license number A92599) and he also participates in the medicare program. He may accept medicare assignments (which means he may accept the Medicare-approved amount; you may be billed for more than the Medicare deductible and coinsurance) and his NPI Number is 1003921461.

Contact Information

Dr Ali-reza Barmaki, MD
1220 Rossmoor Pkwy,
Walnut Creek, CA 94595-2501
(925) 947-3393
(925) 947-3396



Physician's Profile

Full NameDr Ali-reza Barmaki
GenderMale
SpecialityInternal Medicine
Experience21 Years
Location1220 Rossmoor Pkwy, Walnut Creek, California
Accepts Medicare AssignmentsMay be. He may accept the Medicare-approved amount; you may be billed for more than the Medicare deductible and coinsurance.
  Medical Education and Training:
  • Dr Ali-reza Barmaki graduated from medical school in 2003
  NPI Data:
  • NPI Number: 1003921461
  • Provider Enumeration Date: 08/19/2006
  • Last Update Date: 06/17/2012
  Medicare PECOS Information:
  • PECOS PAC ID: 8628175080
  • Enrollment ID: I20070518000233

Medical Identifiers

Medical identifiers for Dr Ali-reza Barmaki such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1003921461NPI-NPPES
00A925990MedicaidCA

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207R00000XInternal Medicine A92599 (California)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Suncrest HospiceFremont, CAHospice
Vitas Healthcare Corporation Of CaliforniaWalnut creek, CAHospice
John Muir Medical Center - Walnut Creek CampusWalnut creek, CAHospital
John Muir Medical Center - Concord CampusConcord, CAHospital
Queen Of The Valley Medical CenterNapa, CAHospital
Manorcare Health Services - RossmoorWalnut creek, CANursing home

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Department Of State Hospitals9638174238174
John Muir Physician Network6608789813464

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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. Dr Ali-reza Barmaki allows following entities to bill medicare on his behalf.
Entity NameJohn Muir Physician Network
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1841407665
PECOS PAC ID: 6608789813
Enrollment ID: O20031226000143

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Entity NameJohn Muir Trauma Physicians Billing Service
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1093864837
PECOS PAC ID: 3476542515
Enrollment ID: O20050420001452

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Entity NameDepartment Of State Hospitals
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1124078704
PECOS PAC ID: 9638174238
Enrollment ID: O20081031000305

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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. Dr Ali-reza Barmaki 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
Dr Ali-reza Barmaki, MD
Dept 34929, P.o. Box 39000,
San Francisco, CA 94139-0001

Ph: (925) 952-2828
Dr Ali-reza Barmaki, MD
1220 Rossmoor Pkwy,
Walnut Creek, CA 94595-2501

Ph: (925) 947-3393

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Internal Medicine Doctors in Walnut Creek, CA

Dr. Joseph Patrick Henry, M.D.
Internal Medicine
Medicare: May Accept Medicare Assignments
Practice Location: 1220 Rossmoor Pkwy, Walnut Creek, CA 94595
Phone: 925-947-3393    Fax: 925-947-3396
Mr. Ramin Khashayar, MD
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 1399 Ygnacio Valley Rd, Ste 14, Walnut Creek, CA 94598
Phone: 925-939-3050    Fax: 925-939-3057
Dr. Hennessey Tseng, M.D.
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 1450 Treat Blvd, Suite 220b, Walnut Creek, CA 94597
Phone: 925-937-1770    Fax: 925-937-0630
Dr. Cynthia M. Mullen, M.D.
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 2637 Shadelands Dr, Walnut Creek, CA 94598
Phone: 925-322-2372    Fax: 925-322-6720
Mr. David Nathanson,
Internal Medicine
Medicare: Medicare Enrolled
Practice Location: 320 Lennon Ln, Walnut Creek, CA 94598
Phone: 925-906-2000    
Mark D Nathan, MD
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 106 La Casa Via, #140, Walnut Creek, CA 94598
Phone: 925-274-2860    Fax: 925-932-4527

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