Mark Sullivan, - Medicare Clinical Social Worker in Silver Spring, MD

Mark Sullivan, is a medicare enrolled "Social Worker - Clinical" provider in Silver Spring, Maryland. He graduated from medical school in 2009 and has 15 years of diverse experience with area of expertise as Clinical Social Worker. His current practice location is 8703 Milford Ave, Silver Spring, Maryland. You can reach out to his office (for appointments etc.) via phone at (202) 264-0070.

Mark Sullivan is licensed to practice in District Of Columbia (license number LC50079401) 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 1346614641.

Contact Information

Mark Sullivan,
8703 Milford Ave,
Silver Spring, MD 20910-5030
(202) 264-0070
Not Available

Map and Direction




Healthcare Provider's Profile

Full NameMark Sullivan
GenderMale
SpecialityClinical Social Worker
Experience15 Years
Location8703 Milford Ave, Silver Spring, 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:
  • Mark Sullivan graduated from medical school in 2009
  NPI Data:
  • NPI Number: 1346614641
  • Provider Enumeration Date: 11/24/2015
  • Last Update Date: 03/07/2024
  Medicare PECOS Information:
  • PECOS PAC ID: 9537419544
  • Enrollment ID: I20180912000350

Medical Identifiers

Medical identifiers for Mark Sullivan such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1346614641NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
1041C0700XSocial Worker - Clinical LC50079401 (District Of Columbia)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. Mark Sullivan allows following entities to bill medicare on his behalf.
Entity NameMark Sullivan Llc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1710470711
PECOS PAC ID: 8628328630
Enrollment ID: O20180912000235

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. Mark Sullivan 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
Mark Sullivan,
8703 Milford Ave,
Silver Spring, MD 20910-5030

Ph: (202) 264-0070
Mark Sullivan,
8703 Milford Ave,
Silver Spring, MD 20910-5030

Ph: (202) 264-0070

Reviews and Comments


Social Worker in Silver Spring, MD

Mrs. Krystle Linnette Tinsley,
Clinical Social Worker
Medicare: Medicare Enrolled
Practice Location: 1420 Spring St, Silver Spring, MD 20910
Phone: 240-847-7500    
Ms. Mairead Burke, LCSW-C
Clinical Social Worker
Medicare: Not Enrolled in Medicare
Practice Location: 9507 Dallas Ave, Silver Spring, MD 20901
Phone: 240-203-9303    Fax: 240-244-9980
Ms. Thyra Jackson Benoit, LCSW-C, LICSW
Clinical Social Worker
Medicare: Accepting Medicare Assignments
Practice Location: 1107 Spring St Ste A3, Silver Spring, MD 20910
Phone: 301-460-3735    Fax: 301-460-3735
Ms. Tacie Dejanikus, M.S.W.
Clinical Social Worker
Medicare: Not Enrolled in Medicare
Practice Location: 1398 Lamberton Dr, Silver Spring, MD 20902
Phone: 301-754-1102    Fax: 301-754-1690
Elizabeth J Hood,
Clinical Social Worker
Medicare: Not Enrolled in Medicare
Practice Location: 8737 Colesville Rd, Suite 700, Silver Spring, MD 20910
Phone: 301-588-8881    
Ms. Cari Brown-duncan, LCSW-C, LICSW, LCSW
Clinical Social Worker
Medicare: Not Enrolled in Medicare
Practice Location: 8701 Georgia Ave, Suite 611, Silver Spring, MD 20910
Phone: 301-565-0720    Fax: 301-565-0721
Ms. Evelyn Goldstein, LCSW-C
Clinical Social Worker
Medicare: Not Enrolled in Medicare
Practice Location: 11235 Oak Leaf Dr, Suite #110, Silver Spring, MD 20901
Phone: 301-681-8597    Fax: 301-598-6648

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.