Barbara Mercado-stallard, MD - Medicare Obstetrics/gynecology in Ellsworth, ME

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Barbara Mercado-stallard, MD is a medicare enrolled "Obstetrics & Gynecology" physician in Ellsworth, Maine. She went to Icahn School Of Medicine At Mount Sinai and graduated in 1995 and has 30 years of diverse experience with area of expertise as Obstetrics/gynecology. She is a member of the group practice Maine Coast Regional Health Facilities and her current practice location is 50 Union St Ste 3200, Ellsworth, Maine. You can reach out to her office (for appointments etc.) via phone at (207) 664-5650.

Barbara Mercado-stallard is licensed to practice in Virginia (license number 0101059310) and she also participates in the medicare program. She accepts medicare assignments (which means she accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance) and her NPI Number is 1396734497.

Contact Information

Barbara Mercado-stallard, MD
50 Union St Ste 3200,
Ellsworth, ME 04605-1534
(207) 664-5650
(207) 664-5651

Map and Direction




Physician's Profile

Full NameBarbara Mercado-stallard
GenderFemale
SpecialityObstetrics/gynecology
Experience30 Years
Location50 Union St Ste 3200, Ellsworth, Maine
Accepts Medicare AssignmentsYes. She accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance.
  Medical Education and Training:
  • Barbara Mercado-stallard attended and graduated from Icahn School Of Medicine At Mount Sinai in 1995
  NPI Data:
  • NPI Number: 1396734497
  • Provider Enumeration Date: 10/20/2005
  • Last Update Date: 01/30/2018
  Medicare PECOS Information:
  • PECOS PAC ID: 6800073859
  • Enrollment ID: I20171009000998

Medical Identifiers

Medical identifiers for Barbara Mercado-stallard such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1396734497NPI-NPPES
6213847MedicaidVA

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207V00000XObstetrics & Gynecology 0101059310 (Virginia)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Northern Light Maine Coast HospitalEllsworth, MEHospital
Northern Light Blue Hill Memorial HospitalBlue hill, MEHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Maine Coast Regional Health Facilities105220811367

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. Barbara Mercado-stallard allows following entities to bill medicare on her behalf.
Entity NameMainehealth
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1790265502
PECOS PAC ID: 7517860588
Enrollment ID: O20040701000166
Entity NameMaine Coast Regional Health Facilities
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1740249739
PECOS PAC ID: 1052208113
Enrollment ID: O20040804001405

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. Barbara Mercado-stallard 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
Barbara Mercado-stallard, MD
50 Union St,
Ellsworth, ME 04605-1534

Ph: (207) 664-5650		Barbara Mercado-stallard, MD
50 Union St Ste 3200,
Ellsworth, ME 04605-1534

Ph: (207) 664-5650

Reviews and Comments


Obstetrics & Gynecology Doctors in Ellsworth, ME

Kristen L Mcnulty, MD
Obstetrics & Gynecology
Medicare: Not Enrolled in Medicare
Practice Location: 8 Union St, Ellsworth, ME 04605
Phone: 207-667-9201    Fax: 207-667-1340
Eugenia Kolkas, MD
Obstetrics & Gynecology
Medicare: Not Enrolled in Medicare
Practice Location: 50 Union St, Suite 3200, Ellsworth, ME 04605
Phone: 207-664-5650    Fax: 207-664-5651

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.