Dr. Daniel Joseph Lachant, DO
- Medicare services, 2024
- 85
- Medicare patients, 2024
- 51
- Part D claims, 2024
- 1,943
- Publications
- 37
- Clinical trials
- 3
- Practice address
- 601 Elmwood Ave, Rochester, NY 14642
- Practice phone
- Call (585) 275-2121
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Lachant's professional email, personal email and mobile number
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Dr. Daniel Joseph Lachant is a pulmonologist in Rochester, New York
Dr. Lachant practices at Strong Memorial Hospital in Rochester, New York, part of University of Rochester Medical Center.
Dr. Lachant's NPI, 1558650713, was assigned on March 28, 2011. Dr. Lachant graduated from Philadelphia College of Osteopathic Medicine in 2011. Dr. Lachant holds New York license 267624.
- NPI
- 1558650713NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5799084349
- NPI enumeration date
- March 28, 2011
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (585) 275-2121
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 41
- Medical school graduation
- 2011
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Daniel Joseph Lachant practices at Strong Memorial Hospital in Rochester, New York
Dr. Lachant's primary practice is Strong Memorial Hospital, at 601 Elmwood Ave, Rochester, NY 14642 in Monroe County. The practice phone is (585) 275-2121.
- Strong Memorial Hospital601 Elmwood Ave, Rochester, NY 14642 · Monroe CountyPhone(585) 275-2121
Source: Dmand AI Affiliation Data
Dr. Daniel Joseph Lachant is affiliated with 1 site of care and 5 medical groups
Dr. Lachant's primary practice is Strong Memorial Hospital in Rochester, New York, part of University of Rochester Medical Center. The medical group on file is University of Rochester Medical Faculty Group (URMFG). Dmand AI also links Dr. Lachant to 4 more medical groups, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Daniel Joseph Lachant's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Lachant practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Strong Memorial Hospital | Available with a free account |
| +4 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Daniel Joseph Lachant is one of 1,056 pulmonologists in New York
Pulmonary disease is Dr. Lachant's primary specialty in the NPI Registry, under taxonomy code 207RP1001X. Dr. Lachant is licensed in New York.
Specialties and state licenses
- Pulmonary disease, New YorkPrimary
Pulmonologists near Dr. Lachant
Counts of pulmonologists 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. Daniel Joseph Lachant billed Medicare for 85 services in 2024
CMS data shows 85 Medicare services from Dr. Lachant across 2 procedure codes in 2024, for 51 Medicare patients. Medicare paid $4,050 for them. Every service was in an office.
Dr. Lachant's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 722024: 4340%
- Other services
- 2023: 02024: 42
Dr. Lachant compared with the New York median for pulmonologists, 2024
- Dr. Lachant
- New York median
- Medicare services
- 85vs 67687% below
- Medicare patients
- 51vs 27081% below
- Part D claims
- 1,845vs 6442.9 times
Medians across 1,044 pulmonologists in New York with Dmand AI profiles that report each measure.
Dr. Lachant'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.
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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Lachant and other pulmonologists in New York.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Daniel Joseph Lachant treated 51 Medicare patients in 2024, average age 71
CMS counts 51 Medicare patients who saw Dr. Lachant in 2024. The largest group is 75 to 84, with 18 patients. 75% of them have heart failure, and 75% have high blood pressure. 24% are also on Medicaid. Their average risk score is 2.36, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Lachant's median patient age at 70, with 63% women.
Dr. Lachant's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Lachant's Medicare patients by sex, 2024
- Women3569%
- Men1631%
Chronic conditions among Dr. Lachant's Medicare patients, 2024
- Heart failure75%
- High blood pressure75%
- High cholesterol67%
- Chronic kidney disease53%
- Arthritis47%
- COPD47%
- Diabetes39%
- Atrial fibrillation33%
Share of Medicare patients with each condition. A patient can have several.
Dr. Lachant's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 70
Patient panel by sex, all payers
- Women63%
- Men35%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Daniel Joseph Lachant wrote 1,943 Medicare Part D claims in 2024
In 2024, Dr. Lachant wrote 1,943 Medicare Part D claims for 145 patients. 78% of them were for generic drugs. CMS names the drug for 1,845 of them, across 15 drugs with 11 or more claims each, at $10,679,277 in total drug cost. In 2023, CMS named 2,304 claims across 23 drugs.
Dr. Lachant's Part D claims by kind of drug, 2024
- Generic1,511 claims78%
- Brand-name and other432 claims22%
Dr. Lachant's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Drug classes CMS tracks in Dr. Lachant's Part D claims, 2024
- Antibiotics1%11 of 1,943 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 2,3042024: 1,84520%
Drugs named by CMS: 15 in 2024, 23 in 2023.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
Dr. Daniel Joseph Lachant scored 94 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 94 out of 100 for Dr. Lachant for performance year 2024, reported as part of a group. Dr. Lachant accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Lachant as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Dr. Lachant's MIPS scores, performance year 2024
- 94of 100Final score
- 67.5of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
- 80of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Dr. Daniel Joseph Lachant has 37 publications on record
Dmand AI links 37 papers to Dr. Lachant, published from 2013 to 2025. 2021 was the busiest year, with 8. The most frequent topics are Hypertension, Pulmonary, Pulmonary Arterial Hypertension and Anticoagulants. Dr. Lachant has published most often in Pulm Circ. Dr. Lachant's most frequent co-authors are Paritosh Prasad, MD, Christina Thanh Bach, MD and Daniel Patrick Croft, MD.
Dr. Lachant's papers by year, 2015 to 2025
Topics Dr. Lachant writes about most
- Hypertension, Pulmonary
- Pulmonary Arterial Hypertension
- Anticoagulants
- COVID-19
- Epoprostenol
- Familial Primary Pulmonary Hypertension
- Pulmonary Embolism
- SARS-CoV-2
Dr. Lachant's most frequent co-authors
- Paritosh Prasad, MD5 shared papers
- Christina Thanh Bach, MD2 shared papers
- Daniel Patrick Croft, MD2 shared papers
Recent publications by Dr. Lachant
See who Dr. Lachant researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Lachant works with, so you can find a warm path to the right pulmonologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Daniel Joseph Lachant has worked on 3 clinical trials
Dmand AI links Dr. Lachant to 3 clinical trials, 3 of them phase 3 studies. 1 is still active or recruiting. Conditions studied include Hypertension, Pulmonary, Pulmonary Arterial Hypertension and Familial Primary Pulmonary Hypertension. United Therapeutics sponsors the most, 2.
Conditions in Dr. Lachant's trials
- Hypertension, Pulmonary
- Pulmonary Arterial Hypertension
- Familial Primary Pulmonary Hypertension
- Pulmonary Disease, Chronic Obstructive
Investigators on the most trials with Dr. Lachant
- Hassan Mari Alnuaimat, MD2 shared trials
- Charles Burger, MD2 shared trials
- Sivagini Ganesh, MD2 shared trials
Recent clinical trials with Dr. Lachant
A Study Evaluating the Efficacy and Safety of Ralinepag to Improve Treatment Outcomes in PAH Patients (opens in a new tab)
Sources: Dmand AI Research Linkage; and ClinicalTrials.gov (National Library of Medicine)
Dr. Daniel Joseph Lachant received $141,132 in industry payments from 2016 to 2025
CMS Open Payments shows 185 general payments to Dr. Lachant from 6 drug and device companies from 2016 to 2025. Speaker and faculty fees make up the largest share, 57% of the total. United Therapeutics Corporation paid the most, $61,494. It also lists 13 research payments totaling $3,166 in 2024.
General payments to Dr. Lachant by program year, 2016 to 2025
General payments to Dr. Lachant by kind, 2016 to 2025
- Speaker and faculty fees$80,57757%
- Consulting fees$45,18932%
- Travel and lodging$9,1897%
- Food and beverage$6,1784%
Companies that paid Dr. Lachant 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. Daniel Joseph Lachant graduated from Philadelphia College of Osteopathic Medicine
Dr. Lachant graduated from Philadelphia College of Osteopathic Medicine in 2011.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Daniel Joseph Lachant'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 | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand 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) |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - 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)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Clinical trials and co-investigators | Dmand AI Research LinkageClinicalTrials.gov (National Library of Medicine) (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. Daniel Joseph Lachant
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. Daniel Joseph Lachant's NPI number?
Dr. Daniel Joseph Lachant's NPI number is 1558650713. It was assigned on March 28, 2011, and it is active in the NPI Registry.
What kind of doctor is Dr. Daniel Joseph Lachant?
Dr. Daniel Joseph Lachant is a pulmonologist in Rochester, New York. The primary specialty in the NPI Registry is Pulmonary Disease Physician (taxonomy code 207RP1001X).
Where does Dr. Daniel Joseph Lachant practice?
Dr. Lachant practices at 601 Elmwood Ave, Rochester, NY 14642. Dr. Lachant's primary practice is Strong Memorial Hospital in Rochester, New York, part of University of Rochester Medical Center. Dmand AI also links Dr. Lachant to 4 medical groups.
What is Dr. Daniel Joseph Lachant's office phone number?
The practice phone on file for Dr. Lachant is (585) 275-2121.
What is Dr. Daniel Joseph Lachant's medical license number?
Dr. Lachant holds New York license 267624.
Which hospitals is Dr. Daniel Joseph Lachant affiliated with?
Dr. Lachant practices at Strong Memorial Hospital in Rochester, New York.
What medical group is Dr. Daniel Joseph Lachant part of?
Dr. Lachant is linked to University of Rochester Medical Faculty Group (URMFG). Dmand AI links Dr. Lachant to 4 more medical groups.
Does Dr. Daniel Joseph Lachant accept Medicare?
Yes. CMS data shows Dr. Lachant billed Medicare for 85 services in 2024, and Dr. Lachant accepts Medicare assignment.
Does Dr. Daniel Joseph Lachant offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Lachant as offering telehealth services.
What is Dr. Daniel Joseph Lachant's MIPS score?
Dr. Lachant's MIPS final score for performance year 2024 is 94 out of 100, reported as part of a group.
Show 8 more questionsShow fewer questions
How many Medicare patients does Dr. Daniel Joseph Lachant see?
CMS counts 51 Medicare patients who saw Dr. Lachant in 2024, with an average age of 71.
What services does Dr. Daniel Joseph Lachant bill to Medicare?
In 2024, Dr. Lachant's most billed Medicare services were office visit, established patient (99214) and medicare service (G2211).
Where did Dr. Daniel Joseph Lachant go to medical school?
Dr. Lachant graduated from Philadelphia College of Osteopathic Medicine in 2011.
What drugs does Dr. Daniel Joseph Lachant prescribe most?
In 2024 Medicare Part D data, Dr. Lachant's most prescribed drugs by claims were Tadalafil, Ambrisentan and Torsemide.
Has Dr. Daniel Joseph Lachant received payments from drug or device companies?
CMS Open Payments shows $141,132 in general payments to Dr. Lachant from 6 companies from 2016 to 2025. The largest total came from United Therapeutics Corporation.
How long has Dr. Daniel Joseph Lachant been practicing?
Dr. Lachant graduated from medical school in 2011, 15 years ago.
Does Dr. Daniel Joseph Lachant do research?
Dmand AI links 37 publications to Dr. Lachant, published from 2013 to 2025. Dr. Lachant has worked on 3 clinical trials.
Who does Dr. Daniel Joseph Lachant publish with?
Dr. Lachant's most frequent co-authors are Paritosh Prasad, MD (5 shared papers), Christina Thanh Bach, MD (2 shared papers) and Daniel Patrick Croft, MD (2 shared papers).
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