Dr Boris Zhalkovsky, MD - Medicare Psychiatry in Castro Valley, CA

Dr Boris Zhalkovsky, MD is a medicare enrolled "Psychiatry & Neurology - Psychiatry" physician in Castro Valley, California. He graduated from medical school in 1978 and has 46 years of diverse experience with area of expertise as Psychiatry. His current practice location is 20081 Lake Chabot Road, Castro Valley, California. You can reach out to his office (for appointments etc.) via phone at (510) 690-1155.

Dr Boris Zhalkovsky is licensed to practice in California (license number A56375) and he also participates in the medicare program. He accepts medicare assignments (which means he accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance) and his NPI Number is 1518146489.

Contact Information

Dr Boris Zhalkovsky, MD
20081 Lake Chabot Road,
Castro Valley, CA 94564-5303
(510) 690-1155
(510) 690-1344

Map and Direction




Physician's Profile

Full NameDr Boris Zhalkovsky
GenderMale
SpecialityPsychiatry
Experience46 Years
Location20081 Lake Chabot Road, Castro Valley, California
Accepts Medicare AssignmentsYes. He accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance.
  Medical Education and Training:
  • Dr Boris Zhalkovsky graduated from medical school in 1978
  NPI Data:
  • NPI Number: 1518146489
  • Provider Enumeration Date: 10/29/2007
  • Last Update Date: 10/29/2007
  Medicare PECOS Information:
  • PECOS PAC ID: 7113820986
  • Enrollment ID: I20040129000389

Medical Identifiers

Medical identifiers for Dr Boris Zhalkovsky such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1518146489NPI-NPPES
00A563750MedicaidCA

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
2084P0800XPsychiatry & Neurology - Psychiatry A56375 (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 Boris Zhalkovsky allows following entities to bill medicare on his behalf.
Entity NameBoris Zhalkovsky Medical Corporation
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1710049655
PECOS PAC ID: 9335042100
Enrollment ID: O20040224001346

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 Boris Zhalkovsky 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 Boris Zhalkovsky, MD
20081 Lake Chabot Road,
Castro Valley, CA 94564-5303

Ph: (510) 690-1155
Dr Boris Zhalkovsky, MD
20081 Lake Chabot Road,
Castro Valley, CA 94564-5303

Ph: (510) 690-1155

Reviews and Comments


Psychiatry & Neurology Doctors in Castro Valley, CA

Dr. Karen Gudiksen, M.D.
Psychiatry & Neurology
Medicare: Not Enrolled in Medicare
Practice Location: 4721 Mira Vista Dr, Castro Valley, CA 94546
Phone: 510-886-0466    
Dr. Garrett Christopher Daum, M.D.
Psychiatry & Neurology
Medicare: Not Enrolled in Medicare
Practice Location: 20980 Redwood Rd, Suite 205, Castro Valley, CA 94546
Phone: 510-390-1930    
Dr. Frank Kim, M.D.
Psychiatry & Neurology
Medicare: Accepting Medicare Assignments
Practice Location: 20055 Lake Chabot Rd Ste 300, Castro Valley, CA 94546
Phone: 510-538-7738    
Arkady Oreper, MD
Psychiatry & Neurology
Medicare: Accepting Medicare Assignments
Practice Location: 20081 Lake Chabot Rd, Castro Valley, CA 94546
Phone: 510-690-1155    Fax: 510-690-1344
Dr. Akbar Gilani, M.D.
Psychiatry & Neurology
Medicare: Medicare Enrolled
Practice Location: 20055 Lake Chabot Rd Ste 350, Castro Valley, CA 94546
Phone: 510-209-7499    
Dr. Peter Adamczyk, M.D.
Psychiatry & Neurology
Medicare: Accepting Medicare Assignments
Practice Location: 20055 Lake Chabot Rd, Suite 300, Castro Valley, CA 94546
Phone: 510-538-7738    Fax: 510-538-7777

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).

Our Data: Information on www.medicarelist.com is built using data sources published by Centers for Medicare & Medicaid Services (CMS) under Freedom of Information Act (FOIA). The information disclosed on the NPI Registry are FOIA-disclosable and are required to be disclosed under the FOIA and the eFOIA amendments to the FOIA. There is no way to 'opt out' or 'suppress' the NPPES record data for health care providers with active NPIs.