Dr William Blaschko, MD - Medicare Family Medicine in San Francisco, CA

Dr William Blaschko, MD is a medicare enrolled "Family Medicine" physician in San Francisco, California. His current practice location is 400 Parnassus Ave, San Francisco, California. You can reach out to his office (for appointments etc.) via phone at (760) 674-3847.

Dr William Blaschko is licensed to practice in California (license number G42865) 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 1891709689.

Contact Information

Dr William Blaschko, MD
400 Parnassus Ave,
San Francisco, CA 94143-2202
(760) 674-3847
Not Available



Physician's Profile

Full NameDr William Blaschko
GenderMale
SpecialityFamily Medicine
Location400 Parnassus Ave, 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: 1891709689
  • Provider Enumeration Date: 07/28/2006
  • Last Update Date: 01/28/2021
  Medicare PECOS Information:
  • PECOS PAC ID: 0749330249
  • Enrollment ID: I20090603000612

Medical Identifiers

Medical identifiers for Dr William Blaschko such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1891709689NPI-NPPES
00G428650OtherBLUE SHIELD
G42865OtherBLUE CROSS
G42865OtherRIVERSIDE CO EMS
00G428650MedicaidCA

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207P00000XEmergency Medicine G42865 (California)Secondary
207Q00000XFamily Medicine G42865 (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. Dr William Blaschko allows following entities to bill medicare on his behalf.
Entity NameUniversity Of California San Francisco
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1861578973
PECOS PAC ID: 4486567229
Enrollment ID: O20031212000897

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Entity NameUcsf Medical Group Business Services
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1477624104
PECOS PAC ID: 3779497870
Enrollment ID: O20040622001513

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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 William Blaschko 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 William Blaschko, MD
400 Parnassus Ave,
San Francisco, CA 94143-2202

Ph: (760) 674-3847
Dr William Blaschko, MD
400 Parnassus Ave,
San Francisco, CA 94143-2202

Ph: (760) 674-3847

News Archive

Opioids already in the body can enhance malignant tendencies of human cancer cells

A study led by University of Chicago researcher Patrick A. Singleton, Ph.D. and published in the journal Anesthesiology has shown that, even without the addition of further opioids such as morphine, opioids already in the body can enhance the malignant tendencies of human cancer cells.

DOD says same-sex spouses to get benefits in early September

By early September, gay spouses of military members will get full benefits, including health care coverage. The Department of Defense said the benefits will be retroactive to the Supreme Court decision striking down the Defense of Marriage Act in June.

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You've probably heard that we spend a lot of money on patients who die. It's true. ... But what about my patient? How could it be that we were prudent with health care dollars because he lived, but would have been described as wasteful had he died? Doctors in an emergency room cannot know which will occur. They do not have divining rods that direct them to patients they can save and away from those they can't. Rather, caring for the sick means caring for people who may die.

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Family Medicine Doctors in San Francisco, CA

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Practice Location: 4 Embarcadero Ctr Lbby, San Francisco, CA 94111
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Dr. Weiwen Zheng, M.D.
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Practice Location: 950 Stockton St, Suite 328, San Francisco, CA 94108
Phone: 415-398-2698    Fax: 415-398-2686

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