Holly O'brien, LCSW - Medicare Clinical Social Worker in Clay City, IL

  1. Home
  2. Clinical Social Workers
  3. IL
  4. Clay City
Holly O'brien, LCSW is a medicare enrolled "Social Worker - Clinical" provider in Clay City, Illinois. She graduated from medical school in 2006 and has 19 years of diverse experience with area of expertise as Clinical Social Worker. Her current practice location is 939 Sunset Rd Sw, Clay City, Illinois. You can reach out to her office (for appointments etc.) via phone at (618) 662-2131.

Holly O'brien is licensed to practice in Illinois (license number 149.012860) and she also participates in the medicare program. She may accept medicare assignments (which means she may accept the Medicare-approved amount; you may be billed for more than the Medicare deductible and coinsurance) and her NPI Number is 1598575680.

Contact Information

Holly O'brien, LCSW
939 Sunset Rd Sw,
Clay City, IL 62824-1113
(618) 662-2131
Not Available

Map and Direction




Healthcare Provider's Profile

Full NameHolly O'brien
GenderFemale
SpecialityClinical Social Worker
Experience19 Years
Location939 Sunset Rd Sw, Clay City, Illinois
Accepts Medicare AssignmentsMay be. She may accept the Medicare-approved amount; you may be billed for more than the Medicare deductible and coinsurance.
  Medical Education and Training:
  • Holly O'brien graduated from medical school in 2006
  NPI Data:
  • NPI Number: 1598575680
  • Provider Enumeration Date: 01/10/2025
  • Last Update Date: 01/10/2025
  Medicare PECOS Information:
  • PECOS PAC ID: 1658896030
  • Enrollment ID: I20250417002467

Medical Identifiers

Medical identifiers for Holly O'brien such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1598575680NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
1041C0700XSocial Worker - Clinical 149.012860 (Illinois)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. Holly O'brien allows following entities to bill medicare on her behalf.
Entity NameCounty Of Clay
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1811946411
PECOS PAC ID: 0042101982
Enrollment ID: O20040322000969

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. Holly O'brien 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
Holly O'brien, LCSW
1920 E Heart Grove Ln,
Dundas, IL 62425-2214

Ph: (618) 843-5932		Holly O'brien, LCSW
939 Sunset Rd Sw,
Clay City, IL 62824-1113

Ph: (618) 662-2131

Reviews and Comments


Social Worker in Clay City, IL


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.