Dr Christopher Zajac, MD - Medicare Internal Medicine in Baltimore, MD

Dr Christopher Zajac, MD is a medicare enrolled "Internal Medicine" physician in Baltimore, Maryland. His current practice location is 9649 Belair Rd, Second Floor, Baltimore, Maryland. You can reach out to his office (for appointments etc.) via phone at (410) 256-9340.

Dr Christopher Zajac is licensed to practice in Maryland (license number D0034249) 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 1699708669.

Contact Information

Dr Christopher Zajac, MD
9649 Belair Rd, Second Floor,
Baltimore, MD 21236-1100
(410) 256-9340
(410) 529-9465

Map and Direction




Physician's Profile

Full NameDr Christopher Zajac
GenderMale
SpecialityInternal Medicine
Location9649 Belair Rd, Baltimore, Maryland
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1699708669
  • Provider Enumeration Date: 07/09/2006
  • Last Update Date: 02/22/2012
  Medicare PECOS Information:
  • PECOS PAC ID: 1456438050
  • Enrollment ID: I20110210000642

Medical Identifiers

Medical identifiers for Dr Christopher Zajac such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1699708669NPI-NPPES
01125OtherJOHNS HOPKINS HEALTHCARE
5920093OtherAETNA PPO
700258OtherNCPPO
9990OtherKAISER
52175502OtherCAREFIRST MARYLAND
110744OtherCOVENTRY
1974448OtherUNITED HEALTHCARE
2329081OtherAETNA HMO
281964OtherMAMSI
531591300MedicaidMD
0034OtherCAREFIRST DC
93480MedicaidMD
0403483MedicaidMD
1380505003OtherCIGNA

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207R00000XInternal Medicine D0034249 (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 Christopher Zajac allows following entities to bill medicare on his behalf.
Entity NameLifebridge Community Physicians Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1174815807
PECOS PAC ID: 3678751468
Enrollment ID: O20110627000318

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 Christopher Zajac 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 Christopher Zajac, MD
1829 Reisterstown Rd, Suite 205,
Baltimore, MD 21208-6320

Ph: (410) 602-9850
Dr Christopher Zajac, MD
9649 Belair Rd, Second Floor,
Baltimore, MD 21236-1100

Ph: (410) 256-9340

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.