Ashley Jane Losier, M.D.
Pulmonary Disease Physician · New Haven, CT
Ashley Jane Losier, M.D. is a pulmonary disease physician with a practice address in New Haven, Connecticut, and NPI 1871934661, issued on Jul 10, 2013. Check the license (Connecticut 61880, as entered in NPPES) on the Connecticut Medical Examining Board; the Medicare figures below come from public CMS files.
- Name
- Ashley Jane Losier
- Credential
- M.D.
- Primary taxonomy
- Pulmonary Disease Physician 207RP1001X
- License number
- 61880 CT
Self-reported in NPPES; status is on the state search - Practice location
- 20 York St, New Haven, CT 06510
- Phone
- (773) 656-6878
- Enumerated
- Jul 10, 2013
- Record last updated
- Jul 16, 2019 (not updated in 7 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20191017000064); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest pulmonary disease physician records → All 280 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.
- Cyrena Abbasi, MDStudent in an Organized Health Care Education/Training Program1609703289
- Ali Abboud, MD, MBAStudent in an Organized Health Care Education/Training Program1942943097
- Basil Abdalla, MDStudent in an Organized Health Care Education/Training Program1154905057
- Jasmina AbdallaStudent in an Organized Health Care Education/Training Program1700638590
- Sarah AbdallahPsychiatry Physician1740800952
- Usama Abdelghany, PHARM DOncology Pharmacist1548827843
Verify Ashley Jane Losier in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersConnecticut Medical Examining Board
Search for license 61880Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
39% fewer Medicare Part D claims than the average pulmonary disease physician in 2024
866 Medicare Part D claims for 160 beneficiaries, against an average of 1,425 among the 11,596 providers of this specialty who prescribed in Part D. Brand-name drugs were 60% of claims.
Most prescribed
- Albuterol Sulfate Hfa141 claims
- Stiolto Respimat90 claims
- Trelegy Ellipta73 claims
- Anoro Ellipta63 claims
- Azithromycin45 claims
- Ethambutol Hcl45 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 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: $1,304.20
2 payments; by number, the most common kind was consulting fee; the largest payer was Electromed, Inc. The 8,806 providers of this specialty with any payment received $5,159.88 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 UniversityNew Haven, CT
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Ashley Jane Losier among 280 pulmonary disease physician records in Connecticut
Ashley Jane Losier, M.D. is one of 280 pulmonary disease physician records with a practice address in Connecticut. 85% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2013, is newer than 76% of them.
- NPI issued2013 · 76% of these records are older, 19% newer
- In a Medicare fileYes · 85% of these records are
- In the CMS Doctors and Clinicians fileYes · 75% of these records are
- Graduated2013 · median 2003 among the 210 with a school on file
- Record last updated2019 · 64% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RP1001X and a Connecticut practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Pulmonary Disease Physician providers in Connecticut
There are 280 pulmonary disease physician records in Connecticut.
All 280 in Connecticut → Every provider in New Haven → Pulmonary Disease Physician nationwide →
The 8 pulmonary disease physician records with the nearest ZIP codes
- Olurotimi Adekolu, M.B.CH.BNew Haven, CT 065101073871372
- Wassim Fares, MD, MSCNew Haven, CT 065101306800099
- Lauren Ferrante, MDNew Haven, CT 065101568621506
- Jean Paul Higuero Sevilla, M.D.New Haven, CT 065101780996595
- Herbert Knight, MDNew Haven, CT 065101609851815
- Sebastian Kurz, M.D.New Haven, CT 065101538338157
- Jeet Lund, D.ONew Haven, CT 065101275977753
- Denyse Lutchmansingh, MDNew Haven, CT 065101134350002
Common questions
What is Ashley Jane Losier, M.D.'s NPI number?
Ashley Jane Losier, M.D.'s National Provider Identifier (NPI) is 1871934661, issued on Jul 10, 2013. An NPI identifies a provider in billing; it is not a license.
Where is Ashley Jane Losier, M.D. located?
The NPPES record lists a practice address at 20 York St, New Haven, CT, 06510. Phone: (773) 656-6878. Providers update this record themselves, so call before visiting.
How can I verify Ashley Jane Losier, M.D.'s license?
NPPES lists Connecticut license number 61880, 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 Ashley Jane Losier, M.D. prescribe under Medicare Part D?
In 2024, Ashley Jane Losier, M.D. had 866 Medicare Part D claims for 160 beneficiaries; the average among pulmonary disease physician prescribers was 1,425. Part D covers Medicare prescriptions only.
What is Ashley Jane Losier, 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.