Dr. Lon J. Merin, MD
- Medicare services, 2024
- 755
- Medicare patients, 2024
- 696
- Hospital affiliations
- 1
- Industry payments
- $951
- Medical group
- 1
- Practice address
- 419 E Main St, Middletown, NY 10940
- Practice phone
- Call (845) 651-1400
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Horizon Family Medical Group
Middletown, New York
Find Dr. Merin's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. Lon J. Merin is an anesthesiologist in Middletown, New York
Dr. Merin practices at Horizon Family Medical Group in Middletown, New York.
Dr. Merin's NPI, 1427030246, was assigned on November 17, 2005. Dr. Merin graduated from George Washington University School of Medicine in 1986. Dr. Merin holds New York license 178525.
- NPI
- 1427030246NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3577574904
- NPI enumeration date
- November 17, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (845) 651-1400
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 66
- Medical school graduation
- 1986
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Lon J. Merin practices at Horizon Family Medical Group in Middletown, New York
Dr. Merin's primary practice is Horizon Family Medical Group, at 419 E Main St, Middletown, NY 10940 in Orange County. The practice phone is (845) 651-1400.
- Horizon Family Medical Group419 E Main St, Middletown, NY 10940 · Orange CountyPhone(845) 651-1400
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Lon J. Merin is affiliated with 2 sites of care and 1 medical group
Dr. Merin's primary practice is Horizon Family Medical Group in Middletown, New York. Dr. Merin is also affiliated with Garnet Health Medical Center. The medical group on file is Horizon Family Medical Group.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Lon J. Merin's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Merin practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Horizon Family Medical Group | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across each health system and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Lon J. Merin is one of 3,858 anesthesiologists in New York
Anesthesiology is Dr. Merin's primary specialty in the NPI Registry, under taxonomy code 207L00000X. Dr. Merin is licensed in New York.
Specialties and state licenses
- Anesthesiology, New YorkPrimary
Anesthesiologists near Dr. Merin
Counts of anesthesiologists with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Lon J. Merin billed Medicare for 755 services in 2024
CMS data shows 755 Medicare services from Dr. Merin across 4 procedure codes in 2024, for 696 Medicare patients. Medicare paid $76,518 for them. Every service was in an office.
Dr. Merin's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Anesthesia
- 2023: 6802024: 75511%
Dr. Merin compared with the New York median for anesthesiologists, 2024
- Dr. Merin
- New York median
- Medicare services
- 755vs 769.9 times
- Medicare patients
- 696vs 1325.3 times
Medians across 3,723 anesthesiologists in New York with Dmand AI profiles that report each measure.
Dr. Merin's most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
Need commercial claims for Dr. Merin?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Merin and other anesthesiologists in New York.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Lon J. Merin treated 696 Medicare patients in 2024, average age 71
CMS counts 696 Medicare patients who saw Dr. Merin in 2024. The largest group is 65 to 74, with 436 patients. 75% of them have high cholesterol, and 68% have high blood pressure. 5% are also on Medicaid. Their average risk score is 0.78, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Merin's median patient age at 60, with 54% women.
Dr. Merin's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Merin's Medicare patients by sex, 2024
- Women36853%
- Men32847%
Chronic conditions among Dr. Merin's Medicare patients, 2024
- High cholesterol75%
- High blood pressure68%
- Arthritis44%
- Ischemic heart disease28%
- Diabetes26%
- Anxiety21%
- Asthma15%
- Cancer15%
Share of Medicare patients with each condition. A patient can have several.
Dr. Merin's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 60
Patient panel by sex, all payers
- Women54%
- Men44%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
How Dr. Lon J. Merin takes part in Medicare
Dr. Merin accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
For MedTech and pharma teams
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Dr. Lon J. Merin received $951 in industry payments from 2016 to 2025
CMS Open Payments shows 54 general payments to Dr. Merin from 9 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. Abbvie Inc. paid the most, $635.
General payments to Dr. Merin by program year, 2016 to 2025
Companies that paid Dr. Merin the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Lon J. Merin graduated from George Washington University School of Medicine
Dr. Merin graduated from George Washington University School of Medicine in 1986.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Lon J. Merin's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Lon J. Merin
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Lon J. Merin's NPI number?
Dr. Lon J. Merin's NPI number is 1427030246. It was assigned on November 17, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. Lon J. Merin?
Dr. Lon J. Merin is an anesthesiologist in Middletown, New York. The primary specialty in the NPI Registry is Anesthesiology Physician (taxonomy code 207L00000X).
Where does Dr. Lon J. Merin practice?
Dr. Merin practices at 419 E Main St, Middletown, NY 10940. Dr. Merin's primary practice is Horizon Family Medical Group in Middletown, New York.
What is Dr. Lon J. Merin's office phone number?
The practice phone on file for Dr. Merin is (845) 651-1400.
What is Dr. Lon J. Merin's medical license number?
Dr. Merin holds New York license 178525.
Which hospitals is Dr. Lon J. Merin affiliated with?
Dr. Merin is affiliated with Garnet Health Medical Center.
What medical group is Dr. Lon J. Merin part of?
Dr. Merin is linked to Horizon Family Medical Group.
Does Dr. Lon J. Merin accept Medicare?
Yes. CMS data shows Dr. Merin billed Medicare for 755 services in 2024, and Dr. Merin accepts Medicare assignment.
How many Medicare patients does Dr. Lon J. Merin see?
CMS counts 696 Medicare patients who saw Dr. Merin in 2024, with an average age of 71.
What services does Dr. Lon J. Merin bill to Medicare?
In 2024, Dr. Merin's most billed Medicare services were anesthesia (00811), anesthesia (00731) and anesthesia (00813).
Show 3 more questionsShow fewer questions
Where did Dr. Lon J. Merin go to medical school?
Dr. Merin graduated from George Washington University School of Medicine in 1986.
Has Dr. Lon J. Merin received payments from drug or device companies?
CMS Open Payments shows $951 in general payments to Dr. Merin from 9 companies from 2016 to 2025. The largest total came from Abbvie Inc.
How long has Dr. Lon J. Merin been practicing?
Dr. Merin graduated from medical school in 1986, 40 years ago.
Selling to anesthesiology practices?
See anesthesiologists in New York by site of care and group
Find the practices, groups and hospitals they work with, and the right people to contact at each.
- 30 days free
- Self-serve
- No credit card