Mr Mark Anthony Herrera Operario, MD - Medicare Internal Medicine in Columbia, LA

Mr Mark Anthony Herrera Operario, MD is a medicare enrolled "Family Medicine" physician in Columbia, Louisiana. She graduated from medical school in 1985 and has 39 years of diverse experience with area of expertise as Internal Medicine. She is a member of the group practice Caldwell Memorial Hospital, Inc. and her current practice location is 412 Main Street, Columbia, Louisiana. You can reach out to her office (for appointments etc.) via phone at (318) 649-6111.

Mr Mark Anthony Herrera Operario is licensed to practice in Louisiana (license number MD11362R) 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 1720099344.

Contact Information

Mr Mark Anthony Herrera Operario, MD
412 Main Street,
Columbia, LA 71418
(318) 649-6111
(318) 649-5094

Map and Direction




Physician's Profile

Full NameMr Mark Anthony Herrera Operario
GenderFemale
SpecialityInternal Medicine
Experience39 Years
Location412 Main Street, Columbia, Louisiana
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:
  • Mr Mark Anthony Herrera Operario graduated from medical school in 1985
  NPI Data:
  • NPI Number: 1720099344
  • Provider Enumeration Date: 08/10/2006
  • Last Update Date: 07/08/2007
  Medicare PECOS Information:
  • PECOS PAC ID: 7012971831
  • Enrollment ID: I20041112000020

Medical Identifiers

Medical identifiers for Mr Mark Anthony Herrera Operario such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1720099344NPI-NPPES
1661881MedicaidLA

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207Q00000XFamily Medicine MD11362R (Louisiana)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Primestar Home Health IncTallulah, LAHome health agency
Haven Home Health IncMonroe, LAHome health agency
Elara CaringWinnsboro, LAHome health agency
Alphacare Home Health, Inc.Monroe, LAHome health agency
Caldwell Memorial Hospital, IncColumbia, LAHospital
Franklin Medical CenterWinnsboro, LAHospital
Citizens Medical CenterColumbia, LAHospital
St Francis Medical CenterMonroe, LAHospital
Haven Nursing CenterColumbia, LANursing home
Plantation Oaks Nursing & Rehabilitation CenterWisner, LANursing home

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Caldwell Memorial Hospital, Inc.963806394420

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. Mr Mark Anthony Herrera Operario allows following entities to bill medicare on her behalf.
Entity NameCaldwell Memorial Hospital, Inc.
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1023283793
PECOS PAC ID: 9638063944
Enrollment ID: O20040209000941

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. Mr Mark Anthony Herrera Operario 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
Mr Mark Anthony Herrera Operario, MD
370 Hearn Island,
Columbia, LA 71418

Ph: (318) 649-3232
Mr Mark Anthony Herrera Operario, MD
412 Main Street,
Columbia, LA 71418

Ph: (318) 649-6111

Reviews and Comments


Family Medicine Doctors in Columbia, LA

Dr. Emily Anne Davis Kinney, M.D.
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Medicare: Accepting Medicare Assignments
Practice Location: 484 Collins Rd, Columbia, LA 71418
Phone: 318-649-5300    
Randy W Head, MD APMC
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Medicare: Accepting Medicare Assignments
Practice Location: 484 Collins Rd, Columbia, LA 71418
Phone: 318-649-5300    Fax: 318-649-0052
Dr. Floyd Taylor Jones, D.O.
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Medicare: May Accept Medicare Assignments
Practice Location: 7939 Us Hwy 165 South, Columbia, LA 71418
Phone: 318-649-6106    
Barbara Terry Thompson, M.D.
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Medicare: Not Enrolled in Medicare
Practice Location: 484 Collins Rd, Suite B, Columbia, LA 71418
Phone: 318-649-6766    Fax: 318-649-2353

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.