NPPES file of Aug 9, 2026

Christine Chin, M.D.

Radiation Oncology Physician · Norwalk, CT

Christine Chin, M.D. is a radiation oncology physician with a practice address in Norwalk, Connecticut, and NPI 1649690629, issued on Apr 17, 2014. Check the license (Connecticut 72455, as entered in NPPES) on the Connecticut Medical Examining Board; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1649690629
Name
Christine Chin
Credential
M.D.
Primary taxonomy
Radiation Oncology Physician 2085R0001X
License numbers
72455 CT
300041-01 NY
Self-reported in NPPES; status is on the state search
Practice location
34 Maple St, Norwalk, CT 06850
Phone
(203) 852-2719
Enumerated
Apr 17, 2014
Record last updated
Feb 28, 2023
Fax
(203) 899-5064
Medicare enrollment
Enrolled (PECOS I20230615002750); accepts Medicare assignment
Medical or professional school
State University Of New York At Stony Brook, School Of Medicine, 2014
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 34 Maple St

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

  1. Muhammad Aamir, MDStudent in an Organized Health Care Education/Training Program1184411332
  2. Alexander Abadir, MDGastroenterology Physician1811429699
  3. Erica Acevedo, PA-CPhysician Assistant1093289936
  4. Bradley Acott, M.D.Student in an Organized Health Care Education/Training Program1689360836
  5. Laura Aguilar FrancoStudent in an Organized Health Care Education/Training Program1053248237
  6. Wasin Ahuja, M.D.Hospitalist Physician1932584588

Verify Christine Chin in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersConnecticut Medical Examining Board
    Search for license 72455
    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
Open 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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32% fewer Medicare Part D claims than the average radiation oncology physician in 2024

91 Medicare Part D claims for 66 beneficiaries, against an average of 134 among the 4,851 providers of this specialty who prescribed in Part D.

  1. Christine Chin91
  2. Specialty average134

Most prescribed

  1. Triamcinolone Acetonide57 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.

The MIPS final score for 2023 (Medicare payment program): 100 of 100

The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score86.8
  2. Costnot scored (reweighted)
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $841.86

37 payments; by number, the most common kind was food and beverage; the largest payer was Rigel Pharmaceuticals, Inc. The 3,275 providers of this specialty with any payment received $1,897.85 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Christine Chin$841.86
  2. Specialty average$1,897.85

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

  1. Nuvance Health Medical Practice CT IncNorwalk, CT

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

Christine Chin among 82 radiation oncology physician records in Connecticut

Christine Chin, M.D. is one of 82 radiation oncology physician records with a practice address in Connecticut. 93% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2014, is newer than 71% of them.

  • NPI issued2014 · 71% of these records are older, 26% newer
  • In a Medicare fileYes · 93% of these records are
  • In the CMS Doctors and Clinicians fileYes · 79% of these records are
  • Graduated2014 · median 2007 among the 64 with a school on file
  • Record last updated2023 · 66% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2085R0001X and a Connecticut practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Radiation Oncology Physician providers in Connecticut

There are 82 radiation oncology physician records in Connecticut.

The 8 radiation oncology physician records with the nearest ZIP codes

  1. Pradip Pathare, MDNorwalk, CT 068511780657510
  2. Mark HwangGreenwich, CT 068301487049037
  3. Ashwatha Narayana, MDGreenwich, CT 068301639121353
  4. Seema Sanghavi, MDDanbury, CT 068101992778732
  5. John Spera, M.D.Danbury, CT 068101306831813
  6. Frank Masino, M.D.Stamford, CT 069021861579922
  7. Steven Oh, M.D.Stamford, CT 069021891084380
  8. Andrew Smith, M.D.Stamford, CT 069021861924938

Common questions

What is Christine Chin, M.D.'s NPI number?

Christine Chin, M.D.'s National Provider Identifier (NPI) is 1649690629, issued on Apr 17, 2014. An NPI identifies a provider in billing; it is not a license.

Where is Christine Chin, M.D. located?

The NPPES record lists a practice address at 34 Maple St, Norwalk, CT, 06850. Phone: (203) 852-2719. Providers update this record themselves, so call before visiting.

How can I verify Christine Chin, M.D.'s license?

NPPES lists Connecticut license number 72455, 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 Christine Chin, M.D. prescribe under Medicare Part D?

In 2024, Christine Chin, M.D. had 91 Medicare Part D claims for 66 beneficiaries; the average among radiation oncology physician prescribers was 134. Part D covers Medicare prescriptions only.

What is Christine Chin, M.D.'s MIPS final score?

The 2023 MIPS final score is 100 of 100. The average among 454,083 clinicians with a measured score was 83.5.

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.