Heidi Lee Witherell, MD - Medicare Anesthesiology in San Francisco, CA

Heidi Lee Witherell, MD is a medicare enrolled "Anesthesiology" physician in San Francisco, California. She went to Stanford University School Of Medicine and graduated in 2002 and has 22 years of diverse experience with area of expertise as Anesthesiology. She is a member of the group practice Anesthesia Partners Of Colorado and her current practice location is 3700 California St, San Francisco, California. You can reach out to her office (for appointments etc.) via phone at (415) 719-0000.

Heidi Lee Witherell is licensed to practice in California (license number A85278) and she also participates in the medicare program. She accepts medicare assignments (which means she accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance) and her NPI Number is 1740238708.

Contact Information

Heidi Lee Witherell, MD
3700 California St,
San Francisco, CA 94118-1618
(415) 719-0000
Not Available

Map and Direction




Physician's Profile

Full NameHeidi Lee Witherell
GenderFemale
SpecialityAnesthesiology
Experience22 Years
Location3700 California St, San Francisco, California
Accepts Medicare AssignmentsYes. She accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance.
  Medical Education and Training:
  • Heidi Lee Witherell attended and graduated from Stanford University School Of Medicine in 2002
  NPI Data:
  • NPI Number: 1740238708
  • Provider Enumeration Date: 05/04/2006
  • Last Update Date: 07/12/2007
  Medicare PECOS Information:
  • PECOS PAC ID: 3971506486
  • Enrollment ID: I20130430000599

Medical Identifiers

Medical identifiers for Heidi Lee Witherell such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1740238708NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207L00000XAnesthesiology A85278 (California)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Vail Health HospitalVail, COHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Anesthesia Partners Of Colorado034552015134

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. Heidi Lee Witherell allows following entities to bill medicare on her behalf.
Entity NameAspen Anesthesia, Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1811042898
PECOS PAC ID: 7113065970
Enrollment ID: O20091216000271
Entity NameAnesthesia Partners Of Colorado
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1457702409
PECOS PAC ID: 0345520151
Enrollment ID: O20161214000880

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. Heidi Lee Witherell 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
Heidi Lee Witherell, MD
Po Box 39000, Dept 33995,
San Francisco, CA 94139-0001

Ph: (503) 372-2740
Heidi Lee Witherell, MD
3700 California St,
San Francisco, CA 94118-1618

Ph: (415) 719-0000

Reviews and Comments


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Sam Sheng Shay, MD
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Practice Location: 3700 California St, San Francisco, CA 94118
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Medicare Program: Medicare is a federal government program which provides health insurance to people who are 65 or older. This program also covers certain younger people with disabilities (who receive Social Security Disability Insurance - SSDI), and people with End-Stage Renal Disease (permanent kidney failure requiring dialysis or a transplant, sometimes called ESRD.

Medicare Assignment: Assignment means that your doctor, provider, or supplier agrees (or is required by law) to accept the Medicare-approved amount as full payment for covered services. Most doctors, providers, and suppliers accept assignment, but you should always check to make sure. Participating providers have signed an agreement to accept assignment for all Medicare-covered services.

NPI Number: The National Provider Identifier (NPI) is a unique identification number for covered health care providers. The NPI must be used in lieu of legacy provider identifiers in the HIPAA standards transactions. Covered health care providers and all health plans and health care clearinghouses must use the NPIs in the administrative and financial transactions adopted under HIPAA (Health Insurance Portability and Accountability Act).

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