Dr Colin Bonhag, DO - Medicare Internal Medicine in Olney, MD

Dr Colin Bonhag, DO is a medicare enrolled "Internal Medicine" physician in Olney, Maryland. His current practice location is 18101 Prince Philip Dr, Olney, Maryland. You can reach out to his office (for appointments etc.) via phone at (301) 774-8882.

Dr Colin Bonhag is licensed to practice in Maryland (license number H0097340) and he also participates in the medicare program. He does not accept medicare assignments directly but he may accept medicare through third-party (refer to Reassignment section below) and may also prescribe medicare part D drugs. His NPI Number is 1114554854.

Contact Information

Dr Colin Bonhag, DO
18101 Prince Philip Dr,
Olney, MD 20832-1514
(301) 774-8882
Not Available

Map and Direction




Physician's Profile

Full NameDr Colin Bonhag
GenderMale
SpecialityInternal Medicine
Location18101 Prince Philip Dr, Olney, Maryland
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1114554854
  • Provider Enumeration Date: 03/24/2020
  • Last Update Date: 07/05/2023
  Medicare PECOS Information:
  • PECOS PAC ID: 7113381351
  • Enrollment ID: I20230906004253

Medical Identifiers

Medical identifiers for Dr Colin Bonhag such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1114554854NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207R00000XInternal Medicine H0097340 (Maryland)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 Colin Bonhag allows following entities to bill medicare on his behalf.
Entity NameMedstar Medical Group Ii Llc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1184046187
PECOS PAC ID: 0547413825
Enrollment ID: O20130117000347

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 Colin Bonhag 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 Colin Bonhag, DO
3520 Falling Green Rd,
Olney, MD 20832-1128

Ph: () -
Dr Colin Bonhag, DO
18101 Prince Philip Dr,
Olney, MD 20832-1514

Ph: (301) 774-8882

Reviews and Comments


Internal Medicine Doctors in Olney, MD

Dr. Ata Motamedi, MD
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 17904 Georgia Ave, Suite # 304, Olney, MD 20832
Phone: 301-924-2790    Fax: 301-924-1631
Amit Pathak, MD
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 2901 Olney Sandy Spring Rd, Olney, MD 20832
Phone: 301-774-6655    Fax: 301-774-5652
Kunwardeep Singh Sohal, M.D.
Internal Medicine
Medicare: Medicare Enrolled
Practice Location: 18101 Prince Philip Dr, Olney, MD 20832
Phone: 301-774-8882    
Robert J Kreitman, MP
Internal Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 18111 Prince Philip Dr, #327, Olney, MD 20832
Phone: 301-774-6136    Fax: 301-570-0136
Dr. Christopher John Mays, M.D.
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 18111 Prince Philip Dr, Suite 207, Olney, MD 20832
Phone: 301-774-7170    Fax: 301-774-6676
Dr. Joseph Garrett Reilly, M.D., PH.D.
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 3418 Olandwood Ct, Suite 111, Olney, MD 20832
Phone: 301-774-8198    Fax: 301-774-8199
Dr. Keith Mark Hull, MD, PHD
Internal Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 18315 Leedstown Way, Olney, MD 20832
Phone: 301-774-7831    

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.