Thomas Joseph Diamant, MD - Medicare Pulmonary Disease in Costa Mesa, CA

Thomas Joseph Diamant, MD is a medicare enrolled "Internal Medicine - Pulmonary Disease" physician in Costa Mesa, California. He graduated from medical school in 1979 and has 45 years of diverse experience with area of expertise as Pulmonary Disease. His current practice location is 136 Broadway, Costa Mesa, California. You can reach out to his office (for appointments etc.) via phone at (949) 873-5537.

Thomas Joseph Diamant is licensed to practice in California (license number G43620) 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 1952310872.

Contact Information

Thomas Joseph Diamant, MD
136 Broadway,
Costa Mesa, CA 92627-2818
(949) 873-5537
Not Available

Map and Direction




Physician's Profile

Full NameThomas Joseph Diamant
GenderMale
SpecialityPulmonary Disease
Experience45 Years
Location136 Broadway, Costa Mesa, 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 Joseph Diamant graduated from medical school in 1979
  NPI Data:
  • NPI Number: 1952310872
  • Provider Enumeration Date: 08/07/2006
  • Last Update Date: 08/06/2024
  Medicare PECOS Information:
  • PECOS PAC ID: 9133314446
  • Enrollment ID: I20120410000195

Medical Identifiers

Medical identifiers for Thomas Joseph Diamant such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1952310872NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207RP1001XInternal Medicine - Pulmonary Disease G43620 (California)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Hoag Memorial Hospital PresbyterianNewport beach, 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. Thomas Joseph Diamant allows following entities to bill medicare on his behalf.
Entity NameNewport Pulmonary Associates
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1114936010
PECOS PAC ID: 7911941513
Enrollment ID: O20050614001456

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 Joseph Diamant 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 Joseph Diamant, MD
136 Broadway,
Costa Mesa, CA 92627-2818

Ph: (949) 873-5537
Thomas Joseph Diamant, MD
136 Broadway,
Costa Mesa, CA 92627-2818

Ph: (949) 873-5537

Reviews and Comments


Internal Medicine Doctors in Costa Mesa, CA

Kenneth C Wen, MD
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Practice Location: 3080 Bristol St, Suite 600, Costa Mesa, CA 92626
Phone: 714-445-0220    Fax: 714-445-0246
Dilip R Patel, MD
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Practice Location: 2501 Harbor Blvd, Costa Mesa, CA 92626
Phone: 714-957-5000    
Reza Rasouli, MD
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Practice Location: 1665 Scenic Ave, Ste # 100, Costa Mesa, CA 92626
Phone: 714-436-4444    
Aparna S Akolkav, MD
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Medicare: Accepting Medicare Assignments
Practice Location: 1665 Scenic Ave, Ste 100, Costa Mesa, CA 92626
Phone: 714-436-4444    Fax: 714-436-4812
Dr. Joseph A. Desanto, M.D.
Pulmonary Disease
Medicare: Not Enrolled in Medicare
Practice Location: 230 E 17th St, Suite 200, Costa Mesa, CA 92627
Phone: 949-734-0114    Fax: 949-220-0061
Dr. Margarita Pereyda, M.D.
Pulmonary Disease
Medicare: Not Enrolled in Medicare
Practice Location: 1550 Superior Ave, Costa Mesa, CA 92627
Phone: 949-650-0186    Fax: 949-650-6976
Dr. Adnan Akhtar, D.O.
Pulmonary Disease
Medicare: Accepting Medicare Assignments
Practice Location: 301 Victoria St, Costa Mesa, CA 92627
Phone: 949-642-2734    

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.