COVID-19Magnetic Resonance SpectroscopyMetabolome
Dr. Lael M. Yonker, MD
NPI1386849990PAC ID3779741152
- Part D claims, 2024
- 14
- Publications
- 136
- Clinical trials
- 2
- Industry payments
- $21,590
- Affiliated sites
- 3
- Practice address
- 55 Fruit St, Boston, MA 02114
- Practice phone
- Call (617) 726-2000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Massachusetts General Hospital
Boston, Massachusetts
Find Dr. Yonker's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. Lael M. Yonker is a pediatric pulmonology physician in Boston, Massachusetts
Dr. Yonker practices at Massachusetts General Hospital in Boston, Massachusetts.
Dr. Yonker's NPI, 1386849990, was assigned on June 15, 2007. Dr. Yonker graduated from UMass Chan Medical School in 2007. Dr. Yonker holds Massachusetts license 242128.
NPI and contact details
- NPI
- 1386849990NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3779741152
- NPI enumeration date
- June 15, 2007
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (617) 726-2000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 45
- Medical school graduation
- 2007
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Lael M. Yonker practices at Massachusetts General Hospital in Boston, Massachusetts
Dr. Yonker's primary practice is Massachusetts General Hospital, at 55 Fruit St, Boston, MA 02114 in Suffolk County. The practice phone is (617) 726-2000.
- Massachusetts General Hospital55 Fruit St, Boston, MA 02114 · Suffolk CountyPhone(617) 726-2000
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Lael M. Yonker is affiliated with 4 sites of care and 3 medical groups
Dr. Yonker's primary practice is Massachusetts General Hospital in Boston, Massachusetts. The medical group on file is Massachusetts General Physicians Organization (MGPO). Dmand AI also links Dr. Yonker to 3 more group practices and clinics and 2 medical groups, each named with a free account.
Massachusetts General HospitalPrimary
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Lael M. Yonker's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Yonker practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Massachusetts General Hospital | Available with a free account |
| +3 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Lael M. Yonker is one of 69 pediatric pulmonology physicians in Massachusetts
Pediatric pulmonology is Dr. Yonker's primary specialty in the NPI Registry, under taxonomy code 2080P0214X. Dr. Yonker is board certified in pediatric pulmonology by the American Board of Pediatrics. Dmand AI has Dr. Yonker's licenses on file in 2 states: Massachusetts and New Hampshire.
Specialties and state licenses
- Pediatric pulmonology, MassachusettsPrimary
- New Hampshire license
Pediatric pulmonology physicians near Dr. Yonker
Counts of pediatric pulmonology physicians with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Lael M. Yonker's patients have a median age of 10
Across all payers, Dmand AI patient panel data puts Dr. Yonker's median patient age at 10, with 100% women.
Dr. Yonker's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 10
Patient panel by sex, all payers
- Women100%
- Men0%
Source: Dmand AI Patient Panel Data
Dr. Lael M. Yonker wrote 14 Medicare Part D claims in 2024
In 2024, Dr. Yonker wrote 14 Medicare Part D claims. 79% of them were for generic drugs.
Part D claims, 202414
Dr. Yonker's Part D claims by kind of drug, 2024
- Generic11 claims79%
- Brand-name and other3 claims21%
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Dr. Lael M. Yonker takes part in Medicare
Dr. Yonker accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
For MedTech and pharma teams
Find pediatric pulmonology physicians like Dr. Yonker by procedure volume and prescribing
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Dr. Lael M. Yonker has 136 publications on record
Dmand AI links 136 papers to Dr. Yonker, published from 2011 to 2025. 2020 was the busiest year, with 19. The most frequent topics are COVID-19, SARS-CoV-2 and Cystic Fibrosis. Dr. Yonker has published most often in Pediatr Pulmonol. Dr. Yonker's most frequent co-authors are Alessio Fasano, MD, Thomas Bernard Kinane, MD and Kathryn Johnson Gray, MD, PhD.
Papers136
Years published2011 to 2025
Dr. Yonker's papers by year, 2016 to 2025
Topics Dr. Yonker writes about most
- COVID-19
- SARS-CoV-2
- Cystic Fibrosis
- Antibodies, Viral
- Systemic Inflammatory Response Syndrome
- COVID-19 Vaccines
- Pandemics
- Neutrophils
Dr. Yonker's most frequent co-authors
- Alessio Fasano, MD43 shared papers
- Thomas Bernard Kinane, MD18 shared papers
- Kathryn Johnson Gray, MD, PhD14 shared papers
Recent publications by Dr. Yonker
JAMA Netw Open
CanadaCOVID-19Nervous System Diseases
Antiviral AgentsCOVID-19COVID-19 Drug Treatment
See who Dr. Yonker researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Yonker works with, so you can find a warm path to the right pediatric pulmonology physicians.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Lael M. Yonker has worked on 2 clinical trials
Dmand AI links Dr. Yonker to 2 clinical trials, 2 of them phase 2 studies. Conditions studied include Cystic Fibrosis and Infant, Newborn, Diseases.
Conditions in Dr. Yonker's trials
- Cystic Fibrosis
- Infant, Newborn, Diseases
Investigators on the most trials with Dr. Yonker
- Daniel T. Layish, MD2 shared trials
- Arlene Stecenko, MD2 shared trials
- James W. Wallace, MD2 shared trials
Recent clinical trials with Dr. Yonker
Cystic FibrosisInfant, Newborn, DiseasesLenabasum 20 mgLenabasum 5 mg
Cystic FibrosisInfant, Newborn, DiseasesCTX-4430
Sources: Dmand AI Research Linkage; and ClinicalTrials.gov (National Library of Medicine)
Dr. Lael M. Yonker received $21,590 in industry payments from 2016 to 2025
CMS Open Payments shows 14 general payments to Dr. Yonker from 3 drug and device companies from 2016 to 2025. Consulting fees make up the largest share, 98% of the total. Vertex Pharmaceuticals Incorporated paid the most, $21,480.
General payments to Dr. Yonker by program year, 2016 to 2025
General payments to Dr. Yonker by kind, 2016 to 2025
$21.6Kin total
- Consulting fees$21,23298%
- Food and beverage$2951%
- Education$620%
Companies that paid Dr. Yonker the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Lael M. Yonker graduated from UMass Chan Medical School
Dr. Yonker graduated from UMass Chan Medical School in 2007.
- Medical school
- Board certified in pediatric pulmonology
- Board certified in pediatrics
Source: Dmand AI Professional Profile Data
Dr. Lael M. Yonker accepts plans from 10 insurance carriers
Dr. Yonker is in network with 10 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. Medicare plans come from the most carriers, 7. Check the plan with the practice before a visit.
- Aetna
- Elevance
- Blue Cross Blue Shield of Michigan
- United Healthcare
- Blue Cross Blue Shield of Massachusetts
- HCSC
- CMS Medicare
- EMI Health
- +2 more carriersWith a free account
Plan types Dr. Yonker accepts, by number of carriers
- Medicare7
- PPO7
- HMO5
- POS4
- EPO2
- Medicaid2
Source: Dmand AI Insurance Network Data
Sources for Dr. Lael M. Yonker's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| Part D prescribing | Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Clinical trials and co-investigators | Dmand AI Research LinkageClinicalTrials.gov (National Library of Medicine) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| Insurance carriers and plan types | Dmand AI Insurance Network Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Lael M. Yonker
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Lael M. Yonker's NPI number?
Dr. Lael M. Yonker's NPI number is 1386849990. It was assigned on June 15, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. Lael M. Yonker?
Dr. Lael M. Yonker is a pediatric pulmonology physician in Boston, Massachusetts. The primary specialty in the NPI Registry is Pediatric Pulmonology Physician (taxonomy code 2080P0214X).
Where does Dr. Lael M. Yonker practice?
Dr. Yonker practices at 55 Fruit St, Boston, MA 02114. Dr. Yonker's primary practice is Massachusetts General Hospital in Boston, Massachusetts. Dmand AI also links Dr. Yonker to 3 group practices and clinics and 2 medical groups.
What is Dr. Lael M. Yonker's office phone number?
The practice phone on file for Dr. Yonker is (617) 726-2000.
What is Dr. Lael M. Yonker's medical license number?
Dr. Yonker holds Massachusetts license 242128, one of the licenses on file in 2 states.
Which states has Dr. Lael M. Yonker been licensed in?
Dmand AI has state licenses on file for Dr. Yonker in Massachusetts (2009 to 2026) and New Hampshire (since 2013).
What medical group is Dr. Lael M. Yonker part of?
Dr. Yonker is linked to Massachusetts General Physicians Organization (MGPO). Dmand AI links Dr. Yonker to 2 more medical groups.
Does Dr. Lael M. Yonker accept Medicare?
Yes. CMS lists Dr. Yonker as accepting Medicare assignment.
Is Dr. Lael M. Yonker board certified?
Yes. Dr. Yonker is board certified in pediatric pulmonology by the American Board of Pediatrics.
Where did Dr. Lael M. Yonker go to medical school?
Dr. Yonker graduated from UMass Chan Medical School in 2007.
Show 5 more questionsShow fewer questions
Has Dr. Lael M. Yonker received payments from drug or device companies?
CMS Open Payments shows $21,590 in general payments to Dr. Yonker from 3 companies from 2016 to 2025. The largest total came from Vertex Pharmaceuticals Incorporated.
How long has Dr. Lael M. Yonker been practicing?
Dr. Yonker graduated from medical school in 2007, 19 years ago.
Does Dr. Lael M. Yonker do research?
Dmand AI links 136 publications to Dr. Yonker, published from 2011 to 2025. Dr. Yonker has worked on 2 clinical trials.
Who does Dr. Lael M. Yonker publish with?
Dr. Yonker's most frequent co-authors are Alessio Fasano, MD (43 shared papers), Thomas Bernard Kinane, MD (18 shared papers) and Kathryn Johnson Gray, MD, PhD (14 shared papers).
What insurance does Dr. Lael M. Yonker accept?
Dr. Yonker is in network with 10 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. Medicare plans come from the most carriers, 7. Check the plan with the practice before a visit.
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