William Ira Coltrin, MD - Medicare Emergency Medicine in San Francisco, CA

William Ira Coltrin, MD is a medicare enrolled "Emergency Medicine" physician in San Francisco, California. His current practice location is 2333 Buchanan St, San Francisco, California. You can reach out to his office (for appointments etc.) via phone at (209) 342-2300.

William Ira Coltrin is licensed to practice in California (license number A90284) 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 1700866613.

Contact Information

William Ira Coltrin, MD
2333 Buchanan St,
San Francisco, CA 94120
(209) 342-2300
(209) 524-4240



Physician's Profile

Full NameWilliam Ira Coltrin
GenderMale
SpecialityEmergency Medicine
Location2333 Buchanan St, San Francisco, California
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1700866613
  • Provider Enumeration Date: 01/18/2006
  • Last Update Date: 07/08/2007
  Medicare PECOS Information:
  • PECOS PAC ID: 8729051768
  • Enrollment ID: I20050921001031

Medical Identifiers

Medical identifiers for William Ira Coltrin such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1700866613NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207P00000XEmergency Medicine A90284 (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. William Ira Coltrin allows following entities to bill medicare on his behalf.
Entity NameTemecula Valley Emergency Medical Associates
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1407845092
PECOS PAC ID: 0345206405
Enrollment ID: O20041209000758

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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. William Ira Coltrin 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
William Ira Coltrin, MD
4301 North Star Way,
Modesto, CA 95356-9262

Ph: (209) 342-2300
William Ira Coltrin, MD
2333 Buchanan St,
San Francisco, CA 94120

Ph: (209) 342-2300

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Emergency Medicine Doctors in San Francisco, CA

Paul Robinson,
Emergency Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 1230 Arguello Blvd Apt 2, San Francisco, CA 94122
Phone: 415-948-8836    
Frederick D Pitts Jr., MD
Emergency Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 229 7th St, San Francisco, CA 94103
Phone: 415-503-6042    Fax: 415-503-6099
Georgina Lisseth Calderon, M.D.
Emergency Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 1501 10th Ave, Apt. 1, San Francisco, CA 94122
Phone: 323-514-0964    
Timothy Bauer Duncan, MD
Emergency Medicine
Medicare: Medicare Enrolled
Practice Location: 2333 Buchanan St, San Francisco, CA 94115
Phone: 209-342-2300    Fax: 209-524-4240
Bichhuong M Dinh, MD
Emergency Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 3555 Cesar Chavez, San Francisco, CA 94110
Phone: 240-447-1281    
Dr. Lauren Elizabeth Chalwell, M.D.
Emergency Medicine
Medicare: Medicare Enrolled
Practice Location: 1001 Potrero Avenue Department Of Emergency Medicine, San Francisco General Hospital,, San Francisco, CA 94110
Phone: 415-206-5753    
Dr. Jeremy Lacocque, DO
Emergency Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 1001 Potrero Ave, San Francisco, CA 94110
Phone: 628-206-8000    

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