Rachel Liu, M.D.
Emergency Medicine Physician · New Haven, CT
Rachel Liu, M.D. is an emergency medicine physician with a practice address in New Haven, Connecticut, and NPI 1750675484, issued on May 28, 2011. Check the license (Connecticut 049546, as entered in NPPES) on the Connecticut Medical Examining Board; the Medicare figures below come from public CMS files.
- Name
- Rachel Liu
- Credential
- M.D.
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License number
- 049546 CT
Self-reported in NPPES; status is on the state search - Practice location
- 20 York St, New Haven, CT 06510
- Phone
- (203) 785-4058
- Enumerated
- May 28, 2011
- Record last updated
- Sep 27, 2012 (not updated in 14 years: call before relying on the address or phone)
- Fax
- (203) 785-4580
- Entity
- Type 1 · individual
8 nearest emergency medicine physician records → All 846 in Connecticut → Look up another NPI →
Also registered at 20 York St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Jasmina AbdallaStudent in an Organized Health Care Education/Training Program1700638590
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- Usama Abdelghany, PHARM DOncology Pharmacist1548827843
Verify Rachel Liu in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersConnecticut Medical Examining Board
Search for license 049546Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
79% fewer Medicare Part D claims than the average emergency medicine physician in 2024
48 Medicare Part D claims for 36 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D.
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 practice group's MIPS final score for 2023 (Medicare payment program): 73.6 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $360.43
2 payments; by number, the most common kind was food and beverage; the largest payer was Ultrasight Inc. The 12,335 providers of this specialty with any payment received $953.79 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.
Rachel Liu among 846 emergency medicine physician records in Connecticut
Rachel Liu, M.D. is one of 846 emergency medicine physician records with a practice address in Connecticut. 86% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2011, is newer than 57% of them.
- NPI issued2011 · 57% of these records are older, 40% newer
- In a Medicare fileYes · 86% of these records are
- In the CMS Doctors and Clinicians fileNo · 68% of these records are
- Record last updated2012 · 57% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207P00000X and a Connecticut practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
204 emergency medicine physician records list a practice address in New Haven
They are 204 of the 9,793 NPPES records with a practice address in New Haven, and 846 emergency medicine physician records in Connecticut.
All 846 in Connecticut → Every provider in New Haven → Emergency Medicine Physician nationwide →
The 8 emergency medicine physician records with the nearest ZIP codes
- David Cone, MDNew Haven, CT 065101770571440
- Leigh Evans, MDNew Haven, CT 065101134100704
- Karen Jubanyik-Barber, MDNew Haven, CT 065101336138098
- Edward Monico, MDNew Haven, CT 065101992789499
- Christopher Moore, MDNew Haven, CT 065101679554240
- Harry Moscovitz, MDNew Haven, CT 065101326038860
- Carolyn Rambus, MDNew Haven, CT 065101083685721
- Basmah Safdar, MDNew Haven, CT 065101942281514
Common questions
What is Rachel Liu, M.D.'s NPI number?
Rachel Liu, M.D.'s National Provider Identifier (NPI) is 1750675484, issued on May 28, 2011. An NPI identifies a provider in billing; it is not a license.
Where is Rachel Liu, M.D. located?
The NPPES record lists a practice address at 20 York St, New Haven, CT, 06510. Phone: (203) 785-4058. Providers update this record themselves, so call before visiting.
How can I verify Rachel Liu, M.D.'s license?
NPPES lists Connecticut license number 049546, 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 Rachel Liu, M.D. prescribe under Medicare Part D?
In 2024, Rachel Liu, M.D. had 48 Medicare Part D claims for 36 beneficiaries; the average among emergency medicine physician prescribers was 226. Part D covers Medicare prescriptions only.
What is Rachel Liu, M.D.'s MIPS final score?
The 2023 MIPS final score is 73.6 of 100, reported for the practice group. 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.