Mary E Sage, MD - Medicare Psychiatry in Oakland, CA

Mary E Sage, MD is a medicare enrolled "Psychiatry & Neurology - Psychiatry" physician in Oakland, California. She went to New York Medical College and graduated in 2001 and has 23 years of diverse experience with area of expertise as Psychiatry. She is a member of the group practice Permanente Medical Group Inc and her current practice location is 280 W Macarthur Blvd, Oakland, California. You can reach out to her office (for appointments etc.) via phone at (510) 752-1000.

Mary E Sage is licensed to practice in California (license number A81298) 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 1184702953.

Contact Information

Mary E Sage, MD
280 W Macarthur Blvd,
Oakland, CA 94611-5642
(510) 752-1000
Not Available

Map and Direction




Physician's Profile

Full NameMary E Sage
GenderFemale
SpecialityPsychiatry
Experience23 Years
Location280 W Macarthur Blvd, Oakland, 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:
  • Mary E Sage attended and graduated from New York Medical College in 2001
  NPI Data:
  • NPI Number: 1184702953
  • Provider Enumeration Date: 11/01/2006
  • Last Update Date: 12/13/2021
  Medicare PECOS Information:
  • PECOS PAC ID: 8820984511
  • Enrollment ID: I20040227000784

Medical Identifiers

Medical identifiers for Mary E Sage such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1184702953NPI-NPPES
00A812980MedicaidCA

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
2084P0800XPsychiatry & Neurology - Psychiatry A81298 (California)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Kaiser Foundation Hospital - FremontFremont, CAHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Permanente Medical Group Inc89219102258376

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. Mary E Sage allows following entities to bill medicare on her behalf.
Entity NamePermanente Medical Group Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1073606299
PECOS PAC ID: 8921910225
Enrollment ID: O20031104000710

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. Mary E Sage 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
Mary E Sage, MD
1800 Harrison St Fl 7,
Oakland, CA 94612-3466

Ph: (510) 625-6262
Mary E Sage, MD
280 W Macarthur Blvd,
Oakland, CA 94611-5642

Ph: (510) 752-1000

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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