Gary Gross, MD - Medicare Obstetrics & Gynecology in Davis, CA

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Gary Gross, MD is a medicare enrolled "Obstetrics & Gynecology" physician in Davis, California. His current practice location is 1550 Drew Ave, Ste 100, Davis, California. You can reach out to his office (for appointments etc.) via phone at (530) 771-0177.

Gary Gross is licensed to practice in Massachusetts (license number 32510) and he also participates in the medicare program. He does not accept medicare assignments directly but he may accept medicare through third-party (refer to Reassignment section below) and may also prescribe medicare part D drugs. His NPI Number is 1508921784.

Contact Information

Gary Gross, MD
1550 Drew Ave, Ste 100,
Davis, CA 95618-1628
(530) 771-0177
(530) 771-0135

Map and Direction




Physician's Profile

Full NameGary Gross
GenderMale
SpecialityObstetrics & Gynecology
Location1550 Drew Ave, Davis, California
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1508921784
  • Provider Enumeration Date: 12/27/2006
  • Last Update Date: 06/27/2016
  Medicare PECOS Information:
  • PECOS PAC ID: 6507806221
  • Enrollment ID: I20160623001603

Medical Identifiers

Medical identifiers for Gary Gross such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1508921784NPI-NPPES
0235816OtherMACIGNA
0709026OtherMAUNITED HEALTH CARE
D32621OtherMAHARVARD PILGRIM
4294344OtherMAAETNA
700800OtherMATUFTS HEALTH PLAN
M07809OtherMABCBS OF MA

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207V00000XObstetrics & Gynecology 32510 (Massachusetts)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. Gary Gross allows following entities to bill medicare on his behalf.
Entity NameRegents Of The Univ Of Ca
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1013906973
PECOS PAC ID: 3375456619
Enrollment ID: O20031111000892

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. Gary Gross 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
Gary Gross, MD
1550 Drew Ave, Ste 100,
Davis, CA 95618-1628

Ph: (530) 771-0177		Gary Gross, MD
1550 Drew Ave, Ste 100,
Davis, CA 95618-1628

Ph: (530) 771-0177

Reviews and Comments


Obstetrics & Gynecology Doctors in Davis, CA

Suzanne L. Bier, MD
Obstetrics & Gynecology
Medicare: Accepting Medicare Assignments
Practice Location: 1955 Cowell Blvd, Davis, CA 95618
Phone: 916-757-7100    
Dr. Bethelen J Johnson, M.D.
Obstetrics & Gynecology
Medicare: Accepting Medicare Assignments
Practice Location: 2020 Sutter Pl, #203, Davis, CA 95616
Phone: 530-750-5880    Fax: 530-750-5881
Tia D. Will, MD
Obstetrics & Gynecology
Medicare: Not Enrolled in Medicare
Practice Location: 1955 Cowell Blvd, Davis, CA 95616
Phone: 916-757-7100    
Dr. Rachel Elaine Dern, M.D.
Obstetrics & Gynecology
Medicare: Accepting Medicare Assignments
Practice Location: 2000 Sutter Pl, Davis, CA 95616
Phone: 916-262-9414    Fax: 916-262-9420
Kimberly A. Ohlson, MD
Obstetrics & Gynecology
Medicare: Not Enrolled in Medicare
Practice Location: 1955 Cowell Blvd, Davis, CA 95616
Phone: 916-757-7100    
Annette E Fineberg, MD
Obstetrics & Gynecology
Medicare: Accepting Medicare Assignments
Practice Location: 2020 Sutter Pl, #203, Davis, CA 95616
Phone: 530-750-5880    Fax: 530-750-5881

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.