Dr Mark J Bayer, MD - Medicare Emergency Medicine in La Quinta, CA

Dr Mark J Bayer, MD is a medicare enrolled "Emergency Medicine" physician in La Quinta, California. He graduated from medical school in 1971 and has 53 years of diverse experience with area of expertise as Emergency Medicine. He is a member of the group practice Eisenhower Medical Center and his current practice location is 45280 Seeley Dr, 1st Floor, La Quinta, California. You can reach out to his office (for appointments etc.) via phone at (760) 610-7210.

Dr Mark J Bayer is licensed to practice in California (license number A34160) 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 1346275278.

Contact Information

Dr Mark J Bayer, MD
45280 Seeley Dr, 1st Floor,
La Quinta, CA 92253-6834
(760) 610-7210
(760) 564-0101

Map and Direction




Physician's Profile

Full NameDr Mark J Bayer
GenderMale
SpecialityEmergency Medicine
Experience53 Years
Location45280 Seeley Dr, La Quinta, 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 Mark J Bayer graduated from medical school in 1971
  NPI Data:
  • NPI Number: 1346275278
  • Provider Enumeration Date: 07/11/2006
  • Last Update Date: 02/25/2016
  Medicare PECOS Information:
  • PECOS PAC ID: 1557382702
  • Enrollment ID: I20070808000734

Medical Identifiers

Medical identifiers for Dr Mark J Bayer such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1346275278NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207P00000XEmergency Medicine A34160 (California)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Eisenhower Medical CenterRancho mirage, CAHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Eisenhower Medical Center5890689657370

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 Mark J Bayer allows following entities to bill medicare on his behalf.
Entity NameEisenhower Medical Center
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1013981554
PECOS PAC ID: 5890689657
Enrollment ID: O20100506000102

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 Mark J Bayer 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 Mark J Bayer, MD
72780 Country Club Dr, Bldg. B - 203,
Rancho Mirage, CA 92270-4126

Ph: (760) 674-3847
Dr Mark J Bayer, MD
45280 Seeley Dr, 1st Floor,
La Quinta, CA 92253-6834

Ph: (760) 610-7210

Reviews and Comments


Emergency Medicine Doctors in La Quinta, CA

Bohdan Theodore Olesnicky, MD
Emergency Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 47020 Washington St, La Quinta, CA 92253
Phone: 760-777-8377    
Dr. Christine Duranceau, MD
Emergency Medicine
Medicare: Medicare Enrolled
Practice Location: 45280 Seeley Dr, La Quinta, CA 92253
Phone: 815-541-0666    
Dr. Debra J Kuracina, M.D.
Emergency Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 45280 Seeley Dr, La Quinta, CA 92253
Phone: 760-834-3593    Fax: 760-564-0101

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.