Thomas Maclay Ormiston, MD - Medicare Internal Medicine in San Jose, CA

Thomas Maclay Ormiston, MD is a medicare enrolled "Internal Medicine" physician in San Jose, California. He went to University Of California, San Francisco School Of Medicine and graduated in 1997 and has 27 years of diverse experience with area of expertise as Internal Medicine. He is a member of the group practice County Of Santa Clara and his current practice location is 751 S Bascom Ave, Internal Medicine Dept, San Jose, California. You can reach out to his office (for appointments etc.) via phone at (408) 885-7744.

Thomas Maclay Ormiston is licensed to practice in California (license number A66776) 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 1982709440.

Contact Information

Thomas Maclay Ormiston, MD
751 S Bascom Ave, Internal Medicine Dept,
San Jose, CA 95128-2604
(408) 885-7744
Not Available

Map and Direction




Physician's Profile

Full NameThomas Maclay Ormiston
GenderMale
SpecialityInternal Medicine
Experience27 Years
Location751 S Bascom Ave, San Jose, 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:
  • Thomas Maclay Ormiston attended and graduated from University Of California, San Francisco School Of Medicine in 1997
  NPI Data:
  • NPI Number: 1982709440
  • Provider Enumeration Date: 09/13/2006
  • Last Update Date: 09/12/2007
  Medicare PECOS Information:
  • PECOS PAC ID: 3779648977
  • Enrollment ID: I20090224000037

Medical Identifiers

Medical identifiers for Thomas Maclay Ormiston such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1982709440NPI-NPPES
00A667760MedicaidCA

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207R00000XInternal Medicine A66776 (California)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Santa Clara Valley Medical CenterSan jose, CAHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
County Of Santa Clara1254244973722

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. Thomas Maclay Ormiston allows following entities to bill medicare on his behalf.
Entity NameCounty Of Santa Clara
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1699885079
PECOS PAC ID: 1254244973
Enrollment ID: O20040113000784

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. Thomas Maclay Ormiston 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
Thomas Maclay Ormiston, MD
751 S Bascom Ave,
San Jose, CA 95128-2604

Ph: () -
Thomas Maclay Ormiston, MD
751 S Bascom Ave, Internal Medicine Dept,
San Jose, CA 95128-2604

Ph: (408) 885-7744

Reviews and Comments


Internal Medicine Doctors in San Jose, CA

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Phone: 408-885-5000    
Dr. Komal J Bhatt, MD
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Dr. Alexander D Doan, MD
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Phone: 408-998-2890    Fax: 408-998-2897
Eamonn Patrick Dunphy, MD
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Practice Location: 751 S Bascom Ave, Radiation Oncology, San Jose, CA 95128
Phone: 408-885-4150    

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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