Mr Gregory R Klis, MD - Medicare Obstetrics/gynecology in Bakersfield, CA

Mr Gregory R Klis, MD is a medicare enrolled "Obstetrics & Gynecology" physician in Bakersfield, California. He went to University Of Minnesota Medical School and graduated in 1992 and has 32 years of diverse experience with area of expertise as Obstetrics/gynecology. His current practice location is 100 Old River Rd, Bakersfield, California. You can reach out to his office (for appointments etc.) via phone at (661) 663-4800.

Mr Gregory R Klis is licensed to practice in California (license number G83369) 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 1508844648.

Contact Information

Mr Gregory R Klis, MD
100 Old River Rd,
Bakersfield, CA 93311-8823
(661) 663-4800
(661) 663-4871

Map and Direction




Physician's Profile

Full NameMr Gregory R Klis
GenderMale
SpecialityObstetrics/gynecology
Experience32 Years
Location100 Old River Rd, Bakersfield, 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:
  • Mr Gregory R Klis attended and graduated from University Of Minnesota Medical School in 1992
  NPI Data:
  • NPI Number: 1508844648
  • Provider Enumeration Date: 01/09/2006
  • Last Update Date: 07/21/2022
  Medicare PECOS Information:
  • PECOS PAC ID: 8729002043
  • Enrollment ID: I20081121000134

Medical Identifiers

Medical identifiers for Mr Gregory R Klis such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1508844648NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207V00000XObstetrics & Gynecology G83369 (California)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Adventist Health BakersfieldBakersfield, CAHospital
Mercy HospitalBakersfield, CAHospital

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. Mr Gregory R Klis allows following entities to bill medicare on his behalf.
Entity NameSan Dimas Medical Group Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1669689790
PECOS PAC ID: 6204874688
Enrollment ID: O20050418000991
Entity NameGregory R Klis Md Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1821861881
PECOS PAC ID: 6507209384
Enrollment ID: O20240208002371

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. Mr Gregory R Klis 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
Mr Gregory R Klis, MD
100 Old River Rd,
Bakersfield, CA 93311-8823

Ph: (661) 663-4800
Mr Gregory R Klis, MD
100 Old River Rd,
Bakersfield, CA 93311-8823

Ph: (661) 663-4800

Reviews and Comments


Obstetrics & Gynecology Doctors in Bakersfield, CA

Dr. Lynous Willard Hall, M.D.
Obstetrics & Gynecology
Medicare: Accepting Medicare Assignments
Practice Location: 625 34th St Ste 100, Bakersfield, CA 93301
Phone: 833-678-2781    Fax: 661-368-0618
Thomas Wayne Moxley, M.D.
Obstetrics & Gynecology
Medicare: Medicare Enrolled
Practice Location: 1700 Mount Vernon Ave, Kern Medical Center, Bakersfield, CA 93306
Phone: 661-326-2236    
Rebecca Rivera, M.D.
Obstetrics & Gynecology
Medicare: Accepting Medicare Assignments
Practice Location: 2525 Eye St, Suite 110, Bakersfield, CA 93301
Phone: 661-637-0137    Fax: 661-637-0177
Leonard Perez, M.D.
Obstetrics & Gynecology
Medicare: Accepting Medicare Assignments
Practice Location: 2005 17th St, Bakersfield, CA 93301
Phone: 661-322-6700    Fax: 661-322-6707
Dr. Julia Canders, MD
Obstetrics & Gynecology
Medicare: Medicare Enrolled
Practice Location: 1700 Mount Vernon Ave, Bakersfield, CA 93306
Phone: 661-326-2237    Fax: 661-326-2235
Dr. John R Owens, M.D
Obstetrics & Gynecology
Medicare: Medicare Enrolled
Practice Location: 4000 Physicians Blvd, Ste 211, Bakersfield, CA 93301
Phone: 661-327-3821    Fax: 661-327-2061
Debra Lee Stewart, D.O.
Obstetrics & Gynecology
Medicare: Medicare Enrolled
Practice Location: 625 34th St Ste 100, Bakersfield, CA 93301
Phone: 833-678-2781    Fax: 661-800-4318

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.