Dr Umesh Hansraj Gheewala, MD - Medicare Emergency Medicine in San Mateo, CA

Dr Umesh Hansraj Gheewala, MD is a medicare enrolled "Internal Medicine" physician in San Mateo, California. He graduated from medical school in 1975 and has 49 years of diverse experience with area of expertise as Emergency Medicine. He is a member of the group practice Sutter Bay Medical Foundation, Queens University Medical Group and his current practice location is 100 S San Mateo Dr, San Mateo, California. You can reach out to his office (for appointments etc.) via phone at (650) 696-4758.

Dr Umesh Hansraj Gheewala is licensed to practice in California (license number A38329) 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 1982608568.

Contact Information

Dr Umesh Hansraj Gheewala, MD
100 S San Mateo Dr,
San Mateo, CA 94401-3805
(650) 696-4758
(650) 404-8408

Map and Direction




Physician's Profile

Full NameDr Umesh Hansraj Gheewala
GenderMale
SpecialityEmergency Medicine
Experience49 Years
Location100 S San Mateo Dr, San Mateo, 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 Umesh Hansraj Gheewala graduated from medical school in 1975
  NPI Data:
  • NPI Number: 1982608568
  • Provider Enumeration Date: 06/10/2005
  • Last Update Date: 08/03/2023
  Medicare PECOS Information:
  • PECOS PAC ID: 6608788781
  • Enrollment ID: I20090112000581

Medical Identifiers

Medical identifiers for Dr Umesh Hansraj Gheewala such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1982608568NPI-NPPES
A38329OtherCACA STATE MEDICAL LICENSE
MD-03715OtherHIHAWAII STATE MED LICENSE

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207R00000XInternal Medicine MD-3715 (Hawaii)Secondary
207RG0300XInternal Medicine - Geriatric Medicine A38329 (California)Secondary
208000000XPediatrics A38329 (California)Secondary
207R00000XInternal Medicine A38329 (California)Primary

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Sutter Bay Medical Foundation42845387782941
Queens University Medical Group2466831557543

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 Umesh Hansraj Gheewala allows following entities to bill medicare on his behalf.
Entity NameSutter Bay Medical Foundation
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1013950807
PECOS PAC ID: 4284538778
Enrollment ID: O20031125000909

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 Umesh Hansraj Gheewala 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 Umesh Hansraj Gheewala, MD
325 Distel Cir,
Los Altos, CA 94022-1408

Ph: (650) 696-4758
Dr Umesh Hansraj Gheewala, MD
100 S San Mateo Dr,
San Mateo, CA 94401-3805

Ph: (650) 696-4758

Reviews and Comments


Internal Medicine Doctors in San Mateo, CA

Kent Marc-josef Adler, M.D.
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 218 De Anza Blvd, San Mateo, CA 94402
Phone: 650-341-9131    Fax: 650-341-9135
Stanley Cheung-kit Hui, M.D.
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 222 W 39th Ave, San Mateo, CA 94403
Phone: 650-573-2222    
Donald Bernard Jaffe, M.D.
Internal Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 505 Hurlingham Ave, San Mateo, CA 94402
Phone: 650-342-6977    Fax: 650-343-4074
Lisa Gooze, MD
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 222 W 39th Ave, San Mateo, CA 94403
Phone: 650-573-2222    
Vivian Levy, MD
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 222 W 39th Ave, San Mateo, CA 94403
Phone: 650-573-2222    
Dr. Tina Au,
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 222 W 39th Ave, San Mateo, CA 94403
Phone: 650-573-3702    
Robert Lawrence Cohen, MD
Internal Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 660 Parrott Dr, San Mateo, CA 94402
Phone: 650-342-4357    

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.