Dr David E Weng, MD - Medicare Medical Oncology in Chevy Chase, MD

Dr David E Weng, MD is a medicare enrolled "Internal Medicine - Medical Oncology" physician in Chevy Chase, Maryland. He went to Johns Hopkins University School Of Medicine and graduated in 1992 and has 32 years of diverse experience with area of expertise as Medical Oncology. He is a member of the group practice Maryland Oncology Hematology Pa, University Of Maryland St Joseph Medical Group Llc, Maryland Oncology Hematology Pa and his current practice location is 9017 Spring Hill Ln, Chevy Chase, Maryland. You can reach out to his office (for appointments etc.) via phone at (301) 652-7370.

Dr David E Weng is licensed to practice in Maryland (license number D47203) 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 1831154731.

Contact Information

Dr David E Weng, MD
9017 Spring Hill Ln,
Chevy Chase, MD 20815-5633
(301) 652-7370
(866) 858-1893

Map and Direction




Physician's Profile

Full NameDr David E Weng
GenderMale
SpecialityMedical Oncology
Experience32 Years
Location9017 Spring Hill Ln, Chevy Chase, 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 David E Weng attended and graduated from Johns Hopkins University School Of Medicine in 1992
  NPI Data:
  • NPI Number: 1831154731
  • Provider Enumeration Date: 04/20/2006
  • Last Update Date: 12/24/2020
  Medicare PECOS Information:
  • PECOS PAC ID: 2769494764
  • Enrollment ID: I20140325000648

Medical Identifiers

Medical identifiers for Dr David E Weng such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1831154731NPI-NPPES
2114563MedicaidOH

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207RX0202XInternal Medicine - Medical Oncology C55735 (California)Secondary
207RX0202XInternal Medicine - Medical Oncology 35074984W (Ohio)Secondary
207RX0202XInternal Medicine - Medical Oncology D47203 (Maryland)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Umd Shore Medical Center At EastonEaston, MDHospital
University Of Md Shore Medical Ctr At ChestertownChestertown, MDHospital
Western Maryland Regional Medical CenterCumberland, MDHospital
Anne Arundel Medical CenterAnnapolis, MDHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Maryland Oncology Hematology Pa206230210281
University Of Maryland St Joseph Medical Group Llc4880846179244
Maryland Oncology Hematology Pa206230210281

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 David E Weng allows following entities to bill medicare on his behalf.
Entity NameUniversity Of Maryland Community Medical Group Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1477530624
PECOS PAC ID: 3678472214
Enrollment ID: O20040102000687
Entity NameMaryland Oncology Hematology Pa
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1396710703
PECOS PAC ID: 2062302102
Enrollment ID: O20040319001169
Entity NameLuminis Health Medical Group, Llc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1073580205
PECOS PAC ID: 2860447315
Enrollment ID: O20050317000146
Entity NameUniversity Of Maryland St Joseph Medical Group Llc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1770836785
PECOS PAC ID: 4880846179
Enrollment ID: O20121213000234
Entity NameUpmc Western Maryland Health Services Llc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1447976584
PECOS PAC ID: 7113396011
Enrollment ID: O20221216000041

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 David E Weng 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 David E Weng, MD
9017 Spring Hill Ln,
Chevy Chase, MD 20815-5633

Ph: (301) 335-3389
Dr David E Weng, MD
9017 Spring Hill Ln,
Chevy Chase, MD 20815-5633

Ph: (301) 652-7370

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).

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