Dr John Elias Marcellus, MD - Medicare Psychiatry in Houston, TX

Dr John Elias Marcellus, MD is a medicare enrolled "Psychiatry & Neurology - Psychiatry" physician in Houston, Texas. He went to Baylor College Of Medicine and graduated in 1996 and has 28 years of diverse experience with area of expertise as Psychiatry. His current practice location is 4888 Loop Central Dr, Suite 510, Houston, Texas. You can reach out to his office (for appointments etc.) via phone at (713) 346-1542.

Dr John Elias Marcellus is licensed to practice in Texas (license number J4325) 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 1972647352.

Contact Information

Dr John Elias Marcellus, MD
4888 Loop Central Dr, Suite 510,
Houston, TX 77081-2214
(713) 346-1542
(713) 346-1577

Map and Direction




Physician's Profile

Full NameDr John Elias Marcellus
GenderMale
SpecialityPsychiatry
Experience28 Years
Location4888 Loop Central Dr, Houston, Texas
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 John Elias Marcellus attended and graduated from Baylor College Of Medicine in 1996
  NPI Data:
  • NPI Number: 1972647352
  • Provider Enumeration Date: 02/18/2007
  • Last Update Date: 07/20/2010
  Medicare PECOS Information:
  • PECOS PAC ID: 6608779327
  • Enrollment ID: I20040129001216

Medical Identifiers

Medical identifiers for Dr John Elias Marcellus such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1972647352NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
2084P0800XPsychiatry & Neurology - Psychiatry J4325 (Texas)Primary
2084P0804XPsychiatry & Neurology - Child & Adolescent Psychiatry J4325 (Texas)Secondary

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 John Elias Marcellus 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 John Elias Marcellus, MD
4888 Loop Central Dr, Suite 510,
Houston, TX 77081-2214

Ph: (713) 346-1542
Dr John Elias Marcellus, MD
4888 Loop Central Dr, Suite 510,
Houston, TX 77081-2214

Ph: (713) 346-1542

Reviews and Comments


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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.