Dr. Daniel Joseph Lachant, DO

  • Rochester, NY
  • Pulmonologist
NPI1558650713PAC ID5799084349
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
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Personal email
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Mobile number
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Social profiles

Primary practice

Strong Memorial Hospital

Hospital · Rochester, New York

See all 6 affiliations

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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 and contact details
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
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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.

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.

See all 6 affiliations for Dr. Lachant

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.

EHR by site
SiteEHR vendor and product
Strong Memorial HospitalAvailable with a free account
+4 medical groupsAvailable 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 YorkPrimaryLicense 267624 · taxonomy 207RP1001X

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.

Medicare services, 202485
Medicare patients51
Paid by Medicare$4,050
Procedure codes2

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.

See all procedures by Dr. Lachant

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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.

Medicare patients, 202451
Average age71
Average risk score2.36
Also on Medicaid24%

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

  1. Heart failure75%
  2. High blood pressure75%
  3. High cholesterol67%
  4. Chronic kidney disease53%
  5. Arthritis47%
  6. COPD47%
  7. Diabetes39%
  8. 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.

Part D claims, 20241,943
Drugs named by CMS15
Total drug cost$10.7M
Part D patients145

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.

See all prescribing by Dr. Lachant

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.

Papers37
Years published2013 to 2025

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

Recent publications by Dr. Lachant

See all 37 publications and co-authors

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.

How network discovery works

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

Recent clinical trials with Dr. Lachant

Pulmonary Arterial HypertensionHypertension, PulmonarySotatercept

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

$141.1Kin total
  • 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.

See all payments to Dr. Lachant

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.

  1. Medical schoolPhiladelphia College of Osteopathic Medicine

Source: Dmand AI Professional Profile Data

Sources for Dr. Daniel Joseph Lachant's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand AI Affiliation DataDmand AI Org Hierarchy Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
Part D prescribingMedicare 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 percentilesDoctors 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-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
Clinical trials and co-investigatorsDmand AI Research LinkageClinicalTrials.gov (National Library of Medicine) (opens in a new tab)
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Training, board certification and membershipsDmand AI Professional Profile Data
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand 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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