Eric Lonergan, M.D.
Family Medicine Physician · Middletown, NY
Eric Lonergan, M.D. is a family medicine physician with a practice address in Middletown, New York, and NPI 1124188925, issued on Dec 11, 2006. Check the license (New York 287843, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- Eric Lonergan
- Credential
- M.D.
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License numbers
- 287843 NY
016965 ME
52461 MT
13679 NH
25MA08009200 NJ
Self-reported in NPPES; status is on the state search - Practice location
- 155 Crystal Run RD, Middletown, NY 10941
- Phone
- (845) 703-6999
- Enumerated
- Dec 11, 2006
- Record last updated
- Oct 9, 2020 (not updated in 6 years: call before relying on the address or phone)
- Fax
- (845) 703-6297
- Medicare enrollment
- Enrolled (PECOS I20170524000703); accepts Medicare assignment
- Medical or professional school
- University Of Vermont College Of Medicine, 2003
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 6,417 in New York → Look up another NPI →
Also registered at 155 Crystal Run RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Mohamed Hesham Esmat Ahmed Khorshid, MDInternal Medicine Physician1992443709
- Rubina Akhter, MDHospitalist Physician1265694020
- Josephine Amarosa, ANP, BCAdult Health Nurse Practitioner1699768937
Verify Eric Lonergan in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNYS Education Department, Office of the Professions
Search for license 287843Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
86% fewer Medicare Part D claims than the average family medicine physician in 2024
480 Medicare Part D claims for 347 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D.
Most prescribed
- Amoxicillin-Clavulanate Potass53 claims
- Azithromycin42 claims
- Ciprofloxacin Hcl33 claims
- Prednisone32 claims
- Doxycycline Hyclate30 claims
- Amoxicillin24 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): 91.1 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).
Bills Medicare through one group practice
- Crystal Run Healthcare Physicians LLPNewburgh, NY
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Eric Lonergan among 6,417 family medicine physician records in New York
Eric Lonergan, M.D. is one of 6,417 family medicine physician records with a practice address in New York. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 9% of them.
- NPI issued2006 · 9% of these records are older, 58% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 65% of these records are
- Graduated2003 · median 2007 among the 4,188 with a school on file
- Record last updated2020 · 58% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
54 family medicine physician records list a practice address in Middletown
They are 54 of the 2,682 NPPES records with a practice address in Middletown, and 6,417 family medicine physician records in New York.
All 6,417 in New York → Every provider in Middletown → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Joy Black, M.D.Middletown, NY 109411669674222
- Daniel Burnham, M.DMiddletown, NY 109411821178948
- Margaret Coughlin, MDMiddletown, NY 109411649263609
- Vijaya Dasari, MD, DGOMiddletown, NY 109411720003361
- Howard Eskanazy, D.O.Middletown, NY 109411689723314
- David Kang, M.D.Middletown, NY 109411225097793
- Jenny Lu, MDMiddletown, NY 109411396784070
- Sharon Rosenberg, M.D.Middletown, NY 109411427030675
Common questions
What is Eric Lonergan, M.D.'s NPI number?
Eric Lonergan, M.D.'s National Provider Identifier (NPI) is 1124188925, issued on Dec 11, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Eric Lonergan, M.D. located?
The NPPES record lists a practice address at 155 Crystal Run RD, Middletown, NY, 10941. Phone: (845) 703-6999. Providers update this record themselves, so call before visiting.
How can I verify Eric Lonergan, M.D.'s license?
NPPES lists New York license number 287843, as entered by the provider. Search the NYS Education Department, Office of the Professions at https://www.op.nysed.gov/services/verifications/online-verification-searches. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Eric Lonergan, M.D. prescribe under Medicare Part D?
In 2024, Eric Lonergan, M.D. had 480 Medicare Part D claims for 347 beneficiaries; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions only.
What is Eric Lonergan, M.D.'s MIPS final score?
The 2023 MIPS final score is 91.1 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.