Katelyn Hoyan Wong, MD
Pediatrics Physician · North Haven, CT
Katelyn Hoyan Wong, MD is a pediatrics physician with a practice address in North Haven, Connecticut, and NPI 1205491990, issued on May 8, 2019. Check the license (Connecticut 72005, as entered in NPPES) on the Connecticut Medical Examining Board; the Medicare figures below come from public CMS files.
- Name
- Katelyn Hoyan Wong
- Credential
- MD
- Primary taxonomy
- Pediatrics Physician 208000000X
- License number
- 72005 CT
Self-reported in NPPES; status is on the state search - Practice location
- 6 Devine St FL 2, North Haven, CT 06473
- Phone
- (203) 287-6200
- Enumerated
- May 8, 2019
- Record last updated
- Aug 25, 2022
- Medicare enrollment
- Enrolled (PECOS I20240820002644); accepts Medicare assignment
- Medical or professional school
- University Of Connecticut School Of Medicine, 2019
- Entity
- Type 1 · individual
8 nearest pediatrics physician records → All 1,043 in Connecticut → Look up another NPI →
Also registered at 6 Devine St FL 2
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Marat Kribis, M.D.Student in an Organized Health Care Education/Training Program1609250547
- John Kuster, M.D.Allergy & Immunology Physician1952834087
- Oana Elena ZahaRheumatology Physician1811201494
Verify Katelyn Hoyan Wong in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersConnecticut Medical Examining Board
Search for license 72005Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
87% fewer Medicare Part D claims than the average pediatrics physician in 2024
48 Medicare Part D claims for 24 beneficiaries, against an average of 375 among the 5,609 providers of this specialty who prescribed in Part D. Brand-name drugs were 35% of claims.
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Industry payments in 2024: $20.83
1 payment: food and beverage; the largest payer was AstraZeneca Pharmaceuticals LP. The 21,580 providers of this specialty with any payment received $842.05 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Yale UniversityNorwalk, CT
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Katelyn Hoyan Wong among 1,043 pediatrics physician records in Connecticut
Katelyn Hoyan Wong, MD is one of 1,043 pediatrics physician records with a practice address in Connecticut. 32% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2019, is newer than 89% of them.
- NPI issued2019 · 89% of these records are older, 8% newer
- In a Medicare fileYes · 32% of these records are
- In the CMS Doctors and Clinicians fileYes · 9% of these records are
- Graduated2019 · median 2012 among the 92 with a school on file
- Record last updated2022 · 61% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208000000X and a Connecticut practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
7 pediatrics physician records list a practice address in North Haven
They are 7 of the 539 NPPES records with a practice address in North Haven, and 1,043 pediatrics physician records in Connecticut.
All 1,043 in Connecticut → Every provider in North Haven → Pediatrics Physician nationwide →
The 8 pediatrics physician records with the nearest ZIP codes
- Michelle Caserta, M.D.North Haven, CT 064731275697310
- Allison Cohen, M.D.North Haven, CT 064731164586145
- Emily Kovar, M.D.North Haven, CT 064731225294093
- Zena Scates, M.D.North Haven, CT 064731164606539
- Stephanie Slattery, M.D.North Haven, CT 064731427112416
- Elsa Stone, M.D.North Haven, CT 064731477617587
- Alanna Coughlin, M.D.North Branford, CT 064711942362652
- Ann Maley, M.D.North Branford, CT 064711447471859
Common questions
What is Katelyn Hoyan Wong, MD's NPI number?
Katelyn Hoyan Wong, MD's National Provider Identifier (NPI) is 1205491990, issued on May 8, 2019. An NPI identifies a provider in billing; it is not a license.
Where is Katelyn Hoyan Wong, MD located?
The NPPES record lists a practice address at 6 Devine St FL 2, North Haven, CT, 06473. Phone: (203) 287-6200. Providers update this record themselves, so call before visiting.
How can I verify Katelyn Hoyan Wong, MD's license?
NPPES lists Connecticut license number 72005, as entered by the provider. Search the Connecticut Medical Examining Board at https://www.elicense.ct.gov/Lookup/LicenseLookup.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Katelyn Hoyan Wong, MD prescribe under Medicare Part D?
In 2024, Katelyn Hoyan Wong, MD had 48 Medicare Part D claims for 24 beneficiaries; the average among pediatrics physician prescribers was 375. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.