Marcelo Guillmero Gareca, MD - Medicare Infectious Disease in Allentown, PA

Marcelo Guillmero Gareca, MD is a medicare enrolled "Internal Medicine - Infectious Disease" physician in Allentown, Pennsylvania. He graduated from medical school in 1992 and has 32 years of diverse experience with area of expertise as Infectious Disease. He is a member of the group practice Guthrie Medical Group Pc and his current practice location is 1250 S Cedar Crest Blvd, Suite 200, Allentown, Pennsylvania. You can reach out to his office (for appointments etc.) via phone at (610) 402-8430.

Marcelo Guillmero Gareca is licensed to practice in Pennsylvania (license number MD065832L) 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 1346221959.

Contact Information

Marcelo Guillmero Gareca, MD
1250 S Cedar Crest Blvd, Suite 200,
Allentown, PA 18103-6224
(610) 402-8430
(610) 402-1676

Map and Direction




Physician's Profile

Full NameMarcelo Guillmero Gareca
GenderMale
SpecialityInfectious Disease
Experience32 Years
Location1250 S Cedar Crest Blvd, Allentown, Pennsylvania
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:
  • Marcelo Guillmero Gareca graduated from medical school in 1992
  NPI Data:
  • NPI Number: 1346221959
  • Provider Enumeration Date: 11/10/2005
  • Last Update Date: 11/20/2015
  Medicare PECOS Information:
  • PECOS PAC ID: 7315982410
  • Enrollment ID: I20240412003704

Medical Identifiers

Medical identifiers for Marcelo Guillmero Gareca such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1346221959NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207RI0200XInternal Medicine - Infectious Disease MD065832L (Pennsylvania)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Guthrie Cortland Regional Medical CenterCortland, NYHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Guthrie Medical Group Pc6002728656637

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. Marcelo Guillmero Gareca allows following entities to bill medicare on his behalf.
Entity NameGuthrie Medical Group Pc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1134178635
PECOS PAC ID: 6002728656
Enrollment ID: O20031103000220

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. Marcelo Guillmero Gareca 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
Marcelo Guillmero Gareca, MD
Po Box 783311,
Philadelphia, PA 19178-3311

Ph: (484) 884-4500
Marcelo Guillmero Gareca, MD
1250 S Cedar Crest Blvd, Suite 200,
Allentown, PA 18103-6224

Ph: (610) 402-8430

Reviews and Comments


Internal Medicine Doctors in Allentown, PA

Jessica Mary Boehmler, MD
Infectious Disease
Medicare: Accepting Medicare Assignments
Practice Location: 1250 S Cedar Crest Blvd, Suite 205, Allentown, PA 18103
Phone: 610-439-8856    Fax: 610-439-8856
Muhammad Majeed, MD
Infectious Disease
Medicare: Accepting Medicare Assignments
Practice Location: 1200 S Cedar Crest Blvd, Allentown, PA 18103
Phone: 610-402-5369    
Allison Jane Baragona, M.D.
Infectious Disease
Medicare: Accepting Medicare Assignments
Practice Location: 1501 N Cedar Crest Blvd Ste 110, Allentown, PA 18104
Phone: 610-821-2828    Fax: 610-821-7915
James A Burke, MD
Infectious Disease
Medicare: Accepting Medicare Assignments
Practice Location: 1250 S Cedar Crest Blvd, Suite 300, Allentown, PA 18103
Phone: 610-402-3110    Fax: 610-402-3112
Stephen R Shore, MD
Infectious Disease
Medicare: Accepting Medicare Assignments
Practice Location: 1901 Hamilton St Ste 300, Allentown, PA 18104
Phone: 610-628-7900    Fax: 833-816-7513
Tarika Sejal Chowdhary, MD
Infectious Disease
Medicare: Not Enrolled in Medicare
Practice Location: 17th & Chew, Suite 101, Allentown, PA 18105
Phone: 610-969-4370    
Ashley Vojtek, DO
Infectious Disease
Medicare: Not Enrolled in Medicare
Practice Location: 1200 S Cedar Crest Blvd, Allentown, PA 18103
Phone: 484-862-3200    

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.