Dr Chike Gregory Onwuka, MD - Medicare Internal Medicine in Clinton, MD

Dr Chike Gregory Onwuka, MD is a medicare enrolled "Internal Medicine" physician in Clinton, Maryland. He graduated from medical school in 1994 and has 30 years of diverse experience with area of expertise as Internal Medicine. His current practice location is 9135 Piscataway Road, Suite 420, Clinton, Maryland. You can reach out to his office (for appointments etc.) via phone at (301) 868-2555.

Dr Chike Gregory Onwuka is licensed to practice in Maryland (license number D0064986) 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 1013065267.

Contact Information

Dr Chike Gregory Onwuka, MD
9135 Piscataway Road, Suite 420,
Clinton, MD 20735
(301) 868-2555
(301) 868-2933

Map and Direction




Physician's Profile

Full NameDr Chike Gregory Onwuka
GenderMale
SpecialityInternal Medicine
Experience30 Years
Location9135 Piscataway Road, Clinton, Maryland
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 Chike Gregory Onwuka graduated from medical school in 1994
  NPI Data:
  • NPI Number: 1013065267
  • Provider Enumeration Date: 01/06/2007
  • Last Update Date: 10/04/2021
  Medicare PECOS Information:
  • PECOS PAC ID: 9436252848
  • Enrollment ID: I20090306000211

Medical Identifiers

Medical identifiers for Dr Chike Gregory Onwuka such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1013065267NPI-NPPES
P00856604OtherDCRAILROAD MEDICARE
7600MedicaidMD

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207R00000XInternal Medicine D0064986 (Maryland)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
HomecallEaston, MDHome health agency
Phr Of Maryland, IncLanham, MDHome health agency
Amedisys Home Health CareLargo, MDHome health agency
Medstar Health Vna, IncCalverton, MDHome health agency
Americare In Home NursingFort washington, MDHome health agency
Medstar Southern Maryland Hospital CenterClinton, MDHospital

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 Chike Gregory Onwuka allows following entities to bill medicare on his behalf.
Entity NameG Medicine Llc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1376790428
PECOS PAC ID: 5496811903
Enrollment ID: O20090309000428

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 Chike Gregory Onwuka 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 Chike Gregory Onwuka, MD
9135 Piscataway Road, Suite 420,
Clinton, MD 20735

Ph: (301) 868-2555
Dr Chike Gregory Onwuka, MD
9135 Piscataway Road, Suite 420,
Clinton, MD 20735

Ph: (301) 868-2555

Reviews and Comments


Internal Medicine Doctors in Clinton, MD

Rita Gupta, M.D.
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 8926 Woodyard Rd, Suite 201, Clinton, MD 20735
Phone: 301-868-7911    Fax: 301-868-2285
James Curtis Roberson Ii, M.D.
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 8926 Woodyard Rd, Suite #601, Clinton, MD 20735
Phone: 301-856-1682    Fax: 301-856-8214
Dr. Cindy Xin Huang, MD
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 9131 Piscataway Rd Ste 750, Clinton, MD 20735
Phone: 703-624-4668    Fax: 703-665-7249
Roni Kristin Devlin, M.D.
Internal Medicine
Medicare: Medicare Enrolled
Practice Location: Medstar Southern Maryland Hospital Center, 7503 Surratts Rd, Clinton, MD 20735
Phone: 301-868-8000    
Dr. Giselle Tricia Burnett-headley, M.D.
Internal Medicine
Medicare: Medicare Enrolled
Practice Location: 7503 Surratts Rd, Clinton, MD 20735
Phone: 301-877-4288    
Ankit Madan, M.B.B.S.
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 7501 Surratts Rd Ste 101, Clinton, MD 20735
Phone: 301-877-4673    Fax: 301-877-5622

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.