NPPES file of Aug 9, 2026

Chaoxia Feng

Nurse Practitioner · New Haven, CT

Chaoxia Feng is a nurse practitioner with a practice address in New Haven, Connecticut, and NPI 1770363657, issued on Sep 29, 2023. Check the license (Connecticut 12451, as entered in NPPES) with the Connecticut board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1770363657
Name
Chaoxia Feng
Primary taxonomy
Nurse Practitioner 363L00000X
License number
12451 CT
Self-reported in NPPES; status is on the state search
Practice location
20 York St, New Haven, CT 06510
Phone
(203) 200-5458
Enumerated
Sep 29, 2023
Record last updated
Sep 29, 2023
Medicare enrollment
Enrolled (PECOS I20240516002408); may accept Medicare assignment
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 20 York St

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Cyrena Abbasi, MDStudent in an Organized Health Care Education/Training Program1609703289
  2. Ali Abboud, MD, MBAStudent in an Organized Health Care Education/Training Program1942943097
  3. Basil Abdalla, MDStudent in an Organized Health Care Education/Training Program1154905057
  4. Jasmina AbdallaStudent in an Organized Health Care Education/Training Program1700638590
  5. Sarah AbdallahPsychiatry Physician1740800952
  6. Usama Abdelghany, PHARM DOncology Pharmacist1548827843

Verify Chaoxia Feng in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Connecticut board licenses this profession
    Search for license 12451
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the Connecticut license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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89% fewer Medicare Part D claims than the average nurse practitioner in 2024

118 Medicare Part D claims for 61 beneficiaries, against an average of 1,109 among the 54,319 providers of this specialty who prescribed in Part D. Brand-name drugs were 19% of claims.

  1. Chaoxia Feng118
  2. Specialty average1,109

Most prescribed

  1. Pantoprazole Sodium21 claims
  2. Creon13 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.

Bills Medicare through 2 group practices

  1. Impact Health PCOrange, CT
  2. Yale UniversityNew Haven, CT

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Chaoxia Feng among 922 nurse practitioner records in Connecticut

Chaoxia Feng is one of 922 nurse practitioner records with a practice address in Connecticut. 72% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2023, is newer than 79% of them.

  • NPI issued2023 · 79% of these records are older, 15% newer
  • In a Medicare fileYes · 72% of these records are
  • In the CMS Doctors and Clinicians fileYes · 57% of these records are
  • Graduated2023 · median 2018 among the 522 with a school on file
  • Record last updated2023 · 51% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363L00000X and a Connecticut practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

117 nurse practitioner records list a practice address in New Haven

They are 117 of the 9,793 NPPES records with a practice address in New Haven, and 922 nurse practitioner records in Connecticut.

The 8 nurse practitioner records with the nearest ZIP codes

  1. Vicky Amon-Perpetua, APRNNew Haven, CT 065101437378809
  2. Lisa Barbarotta, APRNNew Haven, CT 065101124317888
  3. Cindy Boutilier, APRNNew Haven, CT 065101710280136
  4. Allison Cable, APRNNew Haven, CT 065101265532063
  5. Julie Dunn, APRNNew Haven, CT 065101982745873
  6. Carol Eggers, APRNNew Haven, CT 065101689664062
  7. Sharon Evans-Benard, APRNBCNew Haven, CT 065101881631265
  8. Irene Haight, APRNNew Haven, CT 065101437330602

Common questions

What is Chaoxia Feng's NPI number?

Chaoxia Feng's National Provider Identifier (NPI) is 1770363657, issued on Sep 29, 2023. An NPI identifies a provider in billing; it is not a license.

Where is Chaoxia Feng located?

The NPPES record lists a practice address at 20 York St, New Haven, CT, 06510. Phone: (203) 200-5458. Providers update this record themselves, so call before visiting.

How can I verify Chaoxia Feng's license?

NPPES lists Connecticut license number 12451, as entered by the provider. Search the Connecticut board that licenses this profession; the NPPES record confirms identity only.

How much does Chaoxia Feng prescribe under Medicare Part D?

In 2024, Chaoxia Feng had 118 Medicare Part D claims for 61 beneficiaries; the average among nurse practitioner prescribers was 1,109. 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.