Dr Douglas George Clark, MD - Medicare Internal Medicine in Garden Grove, CA

Dr Douglas George Clark, MD is a medicare enrolled "Internal Medicine" physician in Garden Grove, California. He went to Loma Linda University School Of Medicine and graduated in 1982 and has 42 years of diverse experience with area of expertise as Internal Medicine. He is a member of the group practice Providence Medical Foundation and his current practice location is 12665 Garden Grove Blvd, Suite 301, Garden Grove, California. You can reach out to his office (for appointments etc.) via phone at (714) 530-7373.

Dr Douglas George Clark is licensed to practice in California (license number G050862) 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 1780688572.

Contact Information

Dr Douglas George Clark, MD
12665 Garden Grove Blvd, Suite 301,
Garden Grove, CA 92843-1901
(714) 530-7373
(714) 530-7940

Map and Direction




Physician's Profile

Full NameDr Douglas George Clark
GenderMale
SpecialityInternal Medicine
Experience42 Years
Location12665 Garden Grove Blvd, Garden Grove, 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 Douglas George Clark attended and graduated from Loma Linda University School Of Medicine in 1982
  NPI Data:
  • NPI Number: 1780688572
  • Provider Enumeration Date: 06/09/2005
  • Last Update Date: 12/27/2007
  Medicare PECOS Information:
  • PECOS PAC ID: 9436106838
  • Enrollment ID: I20090826000259

Medical Identifiers

Medical identifiers for Dr Douglas George Clark such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1780688572NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207R00000XInternal Medicine G050862 (California)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
St Joseph HospitalOrange, CAHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Providence Medical Foundation89219932051312

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 Douglas George Clark allows following entities to bill medicare on his behalf.
Entity NameProvidence Medical Foundation
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1285890624
PECOS PAC ID: 8921993205
Enrollment ID: O20040216001346

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 Douglas George Clark 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 Douglas George Clark, MD
12665 Garden Grove Blvd, Suite 301,
Garden Grove, CA 92843-1901

Ph: (714) 530-7373
Dr Douglas George Clark, MD
12665 Garden Grove Blvd, Suite 301,
Garden Grove, CA 92843-1901

Ph: (714) 530-7373

Reviews and Comments


Internal Medicine Doctors in Garden Grove, CA

Dr. Tinh Tran, MD
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 7761 Garden Grove Blvd, Garden Grove, CA 92841
Phone: 714-898-8888    Fax: 714-901-7580
Dr. Benjamin Navarro, M.D.
Internal Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 12751 Harbor Blvd, Garden Grove, CA 92840
Phone: 714-636-7852    Fax: 714-636-0928
Mrs. Adriana Cervantes Longo, M.D.
Internal Medicine
Medicare: Medicare Enrolled
Practice Location: 12100 Euclid St, 3rd Floor, Garden Grove, CA 92840
Phone: 714-741-3685    
Dr. Sarah Jean Strube, DO
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 13278 Woodbrook Cir, Garden Grove, CA 92844
Phone: 714-383-2250    
Michael S Finney, M.D.
Internal Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 12555 Garden Grove Blvd, Ste 405, Garden Grove, CA 92843
Phone: 714-530-8042    
Dr. Se-young Lee, M.D.
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 12665 Garden Grove Blvd Ste 203, Garden Grove, CA 92843
Phone: 714-468-5490    
Steve Bui, MD
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 12665 Garden Grove Blvd Ste 211, Garden Grove, CA 92843
Phone: 714-636-2890    

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.