Dr Jonnel Ramos Constantino, MD - Medicare Hospitalist in Orange, CA

Dr Jonnel Ramos Constantino, MD is a medicare enrolled "Hospitalist" physician in Orange, California. He graduated from medical school in 1999 and has 25 years of diverse experience with area of expertise as Hospitalist. He is a member of the group practice Southern California Permanente Medical Group and his current practice location is 1800 E Heim Ave, Unit 18, Orange, California. You can reach out to his office (for appointments etc.) via phone at (909) 427-5310.

Dr Jonnel Ramos Constantino is licensed to practice in California (license number A89569) 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 1124246350.

Contact Information

Dr Jonnel Ramos Constantino, MD
1800 E Heim Ave, Unit 18,
Orange, CA 92865-3001
(909) 427-5310
(909) 427-4107

Map and Direction




Physician's Profile

Full NameDr Jonnel Ramos Constantino
GenderMale
SpecialityHospitalist
Experience25 Years
Location1800 E Heim Ave, Orange, 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 Jonnel Ramos Constantino graduated from medical school in 1999
  NPI Data:
  • NPI Number: 1124246350
  • Provider Enumeration Date: 04/23/2007
  • Last Update Date: 12/06/2021
  Medicare PECOS Information:
  • PECOS PAC ID: 8729172119
  • Enrollment ID: I20070915000311

Medical Identifiers

Medical identifiers for Dr Jonnel Ramos Constantino such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1124246350NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
208D00000XGeneral Practice A89569 (California)Secondary
208M00000XHospitalist A89569 (California)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Kaiser Foundation Hospital Fontana/ontarioFontana, CAHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Southern California Permanente Medical Group60027291758172

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 Jonnel Ramos Constantino allows following entities to bill medicare on his behalf.
Entity NameSouthern California Permanente Medical Group
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1316979834
PECOS PAC ID: 6002729175
Enrollment ID: O20040126000823

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 Jonnel Ramos Constantino 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 Jonnel Ramos Constantino, MD
1800 E Heim Ave, Unit 18,
Orange, CA 92865-3001

Ph: (909) 427-5310
Dr Jonnel Ramos Constantino, MD
1800 E Heim Ave, Unit 18,
Orange, CA 92865-3001

Ph: (909) 427-5310

Reviews and Comments


Hospitalist Doctors in Orange, CA

Dr. James W Roh, MD
Hospitalist
Medicare: Accepting Medicare Assignments
Practice Location: 2501 E Chapman Ave, Orange, CA 92869
Phone: 714-639-9401    Fax: 714-639-7095
Anwar Abdelhadi, M.D.
Hospitalist
Medicare: Accepting Medicare Assignments
Practice Location: 2501 E Chapman Ave, Orange, CA 92869
Phone: 714-771-8000    
Amish Dangodara, MD
Hospitalist
Medicare: Accepting Medicare Assignments
Practice Location: Uci Medical Center, 101 The City Drive South, Orange, CA 92868
Phone: 714-456-8978    
Dr. Ani Bussel, M.D.
Hospitalist
Medicare: Accepting Medicare Assignments
Practice Location: 101 The City Dr S, Orange, CA 92868
Phone: 714-880-7812    
Dr. Andrea D. Avery, MD
Hospitalist
Medicare: Accepting Medicare Assignments
Practice Location: 101 The City Dr S, Orange, CA 92868
Phone: 714-880-7812    
Kang Hsu, M.D.
Hospitalist
Medicare: Medicare Enrolled
Practice Location: 1310 W Stewart Dr, Suite 410, Orange, CA 92868
Phone: 714-639-9401    Fax: 714-639-7095
Lanny Lai Hsieh, MD
Hospitalist
Medicare: Accepting Medicare Assignments
Practice Location: 101 The City Dr S, Orange, CA 92868
Phone: 714-456-8068    Fax: 714-456-3765

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.