Dr Melissa K Middleton, MD - Medicare Emergency Medicine in Fontana, CA

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Dr Melissa K Middleton, MD is a medicare enrolled "Emergency Medicine - Emergency Medical Services" physician in Fontana, California. Her current practice location is 9961 Sierra Ave, Fontana, California. You can reach out to her office (for appointments etc.) via phone at (833) 574-2273.

Dr Melissa K Middleton is licensed to practice in California (license number A109936) and she also participates in the medicare program. She does not accept medicare assignments directly but she may accept medicare through third-party (refer to Reassignment section below) and may also prescribe medicare part D drugs. Her NPI Number is 1699938704.

Contact Information

Dr Melissa K Middleton, MD
9961 Sierra Ave,
Fontana, CA 92335-6720
(833) 574-2273
Not Available

Map and Direction




Physician's Profile

Full NameDr Melissa K Middleton
GenderFemale
SpecialityEmergency Medicine - Emergency Medical Services
Location9961 Sierra Ave, Fontana, California
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1699938704
  • Provider Enumeration Date: 07/08/2008
  • Last Update Date: 03/20/2025
  Medicare PECOS Information:
  • PECOS PAC ID: 3173799327
  • Enrollment ID: I20120110000488

Medical Identifiers

Medical identifiers for Dr Melissa K Middleton such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1699938704NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207PE0004XEmergency Medicine - Emergency Medical Services A109936 (California)Primary

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 Melissa K Middleton allows following entities to bill medicare on her behalf.
Entity NamePermanente Medical Group Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1073606299
PECOS PAC ID: 8921910225
Enrollment ID: O20031104000710
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 Melissa K Middleton 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 Melissa K Middleton, MD
275 W Macarthur Blvd,
Oakland, CA 94611-5641

Ph: (510) 752-1000		Dr Melissa K Middleton, MD
9961 Sierra Ave,
Fontana, CA 92335-6720

Ph: (833) 574-2273

Reviews and Comments


Emergency Medicine Doctors in Fontana, CA

Dr. Silas Chun-wing Chiu, M.D.
Emergency Medicine
Medicare: Medicare Enrolled
Practice Location: 9961 Sierra Ave, Fontana, CA 92335
Phone: 909-427-5000    Fax: 310-782-1763
Kim Trinh, M.D.
Emergency Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 9961 Sierra Ave, Fontana, CA 92335
Phone: 951-333-1581    
Scott Alan Walker, MD
Emergency Medicine
Medicare: Medicare Enrolled
Practice Location: 9961 Sierra Ave, Fontana, CA 92335
Phone: 909-427-3910    
Mr. Santiago Lopez Jr.,
Emergency Medicine
Medicare: Medicare Enrolled
Practice Location: 9961 Sierra Ave, Fontana, CA 92335
Phone: 833-574-2273    Fax: 833-574-2273
Greg A. Capestany, MD
Emergency Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 9961 Sierra Ave, Fontana, CA 92335
Phone: 909-427-3910    
David G. Reiley, MD
Emergency Medicine
Medicare: Medicare Enrolled
Practice Location: 9961 Sierra Ave, Fontana, CA 92335
Phone: 909-427-3910    
Dr. Tina Ann Nguyen, MD
Emergency Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 9961 Sierra Ave, Fontana, CA 92335
Phone: 800-464-4000    

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.