Joseph Demetrius Hernandez, MD, PHD - Medicare Allergy/immunology in Palo Alto, CA

Joseph Demetrius Hernandez, MD, PHD is a medicare enrolled "Allergy & Immunology" physician in Palo Alto, California. He went to University Of California, Geffen School Of Medicine and graduated in 2007 and has 17 years of diverse experience with area of expertise as Allergy/immunology. He is a member of the group practice Lpch Medical Group Div Of Lucile, Stanford Health Care and his current practice location is 725 Welch Rd, Palo Alto, California. You can reach out to his office (for appointments etc.) via phone at (650) 497-8000.

Joseph Demetrius Hernandez is licensed to practice in California (license number A107450) 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 1104052232.

Contact Information

Joseph Demetrius Hernandez, MD, PHD
725 Welch Rd,
Palo Alto, CA 94304-1601
(650) 497-8000
Not Available

Map and Direction




Physician's Profile

Full NameJoseph Demetrius Hernandez
GenderMale
SpecialityAllergy/immunology
Experience17 Years
Location725 Welch Rd, Palo Alto, 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:
  • Joseph Demetrius Hernandez attended and graduated from University Of California, Geffen School Of Medicine in 2007
  NPI Data:
  • NPI Number: 1104052232
  • Provider Enumeration Date: 06/03/2009
  • Last Update Date: 04/26/2024
  Medicare PECOS Information:
  • PECOS PAC ID: 3375786486
  • Enrollment ID: I20130821000158

Medical Identifiers

Medical identifiers for Joseph Demetrius Hernandez such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1104052232NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
208000000XPediatrics A107450 (California)Secondary
207K00000XAllergy & Immunology A107450 (California)Primary

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Lpch Medical Group Div Of Lucile0840298543213
Stanford Health Care67097974912572

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. Joseph Demetrius Hernandez allows following entities to bill medicare on his behalf.
Entity NameStanford Health Care
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1437292927
PECOS PAC ID: 6709797491
Enrollment ID: O20031124000348
Entity NameLpch Medical Group Div Of Lucile
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1417907940
PECOS PAC ID: 0840298543
Enrollment ID: O20061113000232

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. Joseph Demetrius Hernandez 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
Joseph Demetrius Hernandez, MD, PHD
725 Welch Rd,
Palo Alto, CA 94304-1601

Ph: (650) 497-8000
Joseph Demetrius Hernandez, MD, PHD
725 Welch Rd,
Palo Alto, CA 94304-1601

Ph: (650) 497-8000

Reviews and Comments


Allergy & Immunology Doctors in Palo Alto, CA

Muhammad Hassan Bashir, MD
Allergy & Immunology
Medicare: Accepting Medicare Assignments
Practice Location: 725 Welch Rd, Palo Alto, CA 94304
Phone: 650-497-8000    
Richard Barry Moss, MD
Allergy & Immunology
Medicare: Medicare Enrolled
Practice Location: 725 Welch Rd, Palo Alto, CA 94304
Phone: 650-498-5710    
Sean Austin Mcghee, M.D.
Allergy & Immunology
Medicare: Accepting Medicare Assignments
Practice Location: 725 Welch Rd, Palo Alto, CA 94304
Phone: 650-497-8000    
Steven Barry Machtinger, MD
Allergy & Immunology
Medicare: Accepting Medicare Assignments
Practice Location: 725 Welch Rd, Palo Alto, CA 94304
Phone: 650-497-8000    
Robert Bocian, M.D.
Allergy & Immunology
Medicare: Accepting Medicare Assignments
Practice Location: 795 El Camino Real, Palo Alto, CA 94301
Phone: 650-321-4121    
Dr. Hailen Mak, MD
Allergy & Immunology
Medicare: Medicare Enrolled
Practice Location: 1101 Welch Rd, Suite A-2, Palo Alto, CA 94304
Phone: 650-322-3847    Fax: 650-322-3249
Sayantani Bhattacharya Sindher, MD
Allergy & Immunology
Medicare: Medicare Enrolled
Practice Location: 725 Welch Rd, Palo Alto, CA 94304
Phone: 650-497-8000    

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.