Lael M Yonker, MD - Medicare Pediatric Medicine in Boston, MA

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Lael M Yonker, MD is a medicare enrolled "Pediatrics - Pediatric Pulmonology" physician in Boston, Massachusetts. She went to University Of Massachusetts Medical School and graduated in 2007 and has 19 years of diverse experience with area of expertise as Pediatric Medicine. She is a member of the group practice University Of Texas Southwestern Medical Center At Dallas, Massachusetts General Physicians Organization Inc and her current practice location is Massachusetts General Hospital, 55 Fruit Street, Boston, Massachusetts. You can reach out to her office (for appointments etc.) via phone at (617) 726-2066.

Lael M Yonker is licensed to practice in Massachusetts (license number 242128) 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 1386849990.

Contact Information

Lael M Yonker, MD
Massachusetts General Hospital, 55 Fruit Street,
Boston, MA 02114
(617) 726-2066
Not Available

Map and Direction




Physician's Profile

Full NameLael M Yonker
GenderFemale
SpecialityPediatric Medicine
Experience19 Years
LocationMassachusetts General Hospital, Boston, Massachusetts
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:
  • Lael M Yonker attended and graduated from University Of Massachusetts Medical School in 2007
  NPI Data:
  • NPI Number: 1386849990
  • Provider Enumeration Date: 06/15/2007
  • Last Update Date: 02/08/2019
  Medicare PECOS Information:
  • PECOS PAC ID: 3779741152
  • Enrollment ID: I20251229003552

Medical Identifiers

Medical identifiers for Lael M Yonker such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1386849990NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
208000000XPediatrics L-232241 (Massachusetts)Secondary
2080P0214XPediatrics - Pediatric Pulmonology 242128 (Massachusetts)Primary

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
University Of Texas Southwestern Medical Center At Dallas06481882503156
Massachusetts General Physicians Organization Inc24663658203494

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. Lael M Yonker allows following entities to bill medicare on her behalf.
Entity NameUniversity of Texas Southwestern Medical Center at Dallas
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1942270566
PECOS PAC ID: 0648188250
Enrollment ID: O20031106000792

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. Lael M Yonker 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
Lael M Yonker, MD
Massachusetts General Hospital, 55 Fruit Street,
Boston, MA 02114

Ph: (617) 726-2066		Lael M Yonker, MD
Massachusetts General Hospital, 55 Fruit Street,
Boston, MA 02114

Ph: (617) 726-2066

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.

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