Svetlana Troitskaia-williams, MD - Medicare Psychiatry & Neurology in San Francisco, CA

Svetlana Troitskaia-williams, MD is a medicare enrolled "Psychiatry & Neurology - Psychiatry" physician in San Francisco, California. Her current practice location is 842 California St, San Francisco, California. You can reach out to her office (for appointments etc.) via phone at (415) 391-7703.

Svetlana Troitskaia-williams is licensed to practice in California (license number A81124) and she also participates in the medicare program. She does not accept medicare assignments directly but she may accept medicare through third-party (refer to Reassignment section below) and may also prescribe medicare part D drugs. Her NPI Number is 1922145671.

Contact Information

Svetlana Troitskaia-williams, MD
842 California St,
San Francisco, CA 94108-2315
(415) 391-7703
Not Available

Map and Direction




Physician's Profile

Full NameSvetlana Troitskaia-williams
GenderFemale
SpecialityPsychiatry & Neurology - Psychiatry
Location842 California 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: 1922145671
  • Provider Enumeration Date: 01/31/2007
  • Last Update Date: 07/08/2007
  Medicare PECOS Information:
  • PECOS PAC ID: 7911988803
  • Enrollment ID: I20040929001285

Medical Identifiers

Medical identifiers for Svetlana Troitskaia-williams such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1922145671NPI-NPPES
349667OtherCAMHN

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
2084P0800XPsychiatry & Neurology - Psychiatry A81124 (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. Svetlana Troitskaia-williams allows following entities to bill medicare on her behalf.
Entity NameTelecare Corporation
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1720164882
PECOS PAC ID: 6901820380
Enrollment ID: O20070614000167
Entity NameComprehensive Psychiatric Services A Medical Group
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1184785834
PECOS PAC ID: 0244329969
Enrollment ID: O20071204000306

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. Svetlana Troitskaia-williams 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
Svetlana Troitskaia-williams, MD
1221 Jones St, Apt.5g,
San Francisco, CA 94109-4228

Ph: (415) 971-0380
Svetlana Troitskaia-williams, MD
842 California St,
San Francisco, CA 94108-2315

Ph: (415) 391-7703

Reviews and Comments


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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.

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