Mrs Sandra O'neil-callahan, WHNP-BC - Medicare Nurse Practitioner in St. Louis, MO

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Mrs Sandra O'neil-callahan, WHNP-BC is a medicare enrolled "Nurse Practitioner - Women's Health" in St. Louis, Missouri. Her current practice location is 4251 Forest Park Avenue, St. Louis, Missouri. You can reach out to her office (for appointments etc.) via phone at (314) 531-7526.

Mrs Sandra O'neil-callahan is licensed to practice in Missouri (license number 2012033869) and she also participates in the medicare program. She does not accept medicare assignments directly but she may accept medicare through third-party (refer to Reassignment section below) and may also prescribe medicare part D drugs. Her NPI Number is 1114279502.

Contact Information

Mrs Sandra O'neil-callahan, WHNP-BC
4251 Forest Park Avenue,
St. Louis, MO 63108
(314) 531-7526
Not Available

Map and Direction




Provider's Profile

Full NameMrs Sandra O'neil-callahan
GenderFemale
SpecialityNurse Practitioner - Women's Health
Location4251 Forest Park Avenue, St. Louis, Missouri
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1114279502
  • Provider Enumeration Date: 10/09/2012
  • Last Update Date: 07/23/2013
  Medicare PECOS Information:
  • PECOS PAC ID: 0941444285
  • Enrollment ID: I20130926000425

Medical Identifiers

Medical identifiers for Mrs Sandra O'neil-callahan such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1114279502NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
363LW0102XNurse Practitioner - Women's Health 2012033869 (Missouri)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. Mrs Sandra O'neil-callahan allows following entities to bill medicare on her behalf.
Entity NamePlanned Parenthood Of The St. Louis Region And Southwest Missouri
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1205898574
PECOS PAC ID: 6608054473
Enrollment ID: O20110627000063

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. Mrs Sandra O'neil-callahan 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
Mrs Sandra O'neil-callahan, WHNP-BC
1573 Glenn Brooke Woods Circle,
Ballwin, MO 63021

Ph: (314) 954-2908		Mrs Sandra O'neil-callahan, WHNP-BC
4251 Forest Park Avenue,
St. Louis, MO 63108

Ph: (314) 531-7526

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.