Dr. Mark A. Davis-Lorton, MD

  • Tarrytown, NY
  • Allergist and immunologist
NPI1396727665PAC ID0446270813
Medicare services, 2024
7,097
Medicare patients, 2024
237
Part D claims, 2024
1,260
MIPS score, 2024
94
Hospital affiliations
1
Practice address
200 White Plains Rd, Tarrytown, NY 10591
Practice phone
Call (914) 333-5800
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

ENT and Allergy Associates

Tarrytown, New York

See all 4 affiliations

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Dr. Mark A. Davis-Lorton is an allergist and immunologist in Tarrytown, New York

Dr. Davis-Lorton practices at ENT and Allergy Associates in Tarrytown, New York.

Dr. Davis-Lorton's NPI, 1396727665, was assigned on November 14, 2005. Dr. Davis-Lorton graduated from Medical College of Pennsylvania in 1992. Dr. Davis-Lorton holds New York license 195763.

NPI and contact details
Medicare PAC ID
0446270813
NPI enumeration date
November 14, 2005
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Practice phone
(914) 333-5800
Professional email
Get email
Personal email
Get email
Mobile number
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Sex
Male
Estimated age
60
Medical school graduation
1992

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)

Dr. Mark A. Davis-Lorton practices at ENT and Allergy Associates in Tarrytown, New York

Dr. Davis-Lorton's primary practice is ENT and Allergy Associates, at 200 White Plains Rd, Tarrytown, NY 10591 in Westchester County. The practice phone is (914) 333-5800.

  • ENT and Allergy Associates
    200 White Plains Rd, Tarrytown, NY 10591 · Westchester CountyPhone(914) 333-5800

Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data

Dr. Mark A. Davis-Lorton is affiliated with 3 sites of care and 1 medical group

Dr. Davis-Lorton's primary practice is ENT and Allergy Associates in Tarrytown, New York. Dr. Davis-Lorton is also affiliated with Phelps Hospital. The medical group on file is ENT and Allergy Associates. Dmand AI also links Dr. Davis-Lorton to 1 more group practice or clinic, named with a free account.

See all 4 affiliations for Dr. Davis-Lorton

Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data

Dmand AI tracks the EHR system at Dr. Mark A. Davis-Lorton's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Davis-Lorton practices, 2 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
ENT and Allergy AssociatesAvailable with a free account
+2 more affiliated sitesAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Mark A. Davis-Lorton is one of 250 allergists and immunologists in New York

Allergy and immunology is Dr. Davis-Lorton's primary specialty in the NPI Registry, under taxonomy code 207K00000X. Dr. Davis-Lorton is licensed in New York.

Specialties and state licenses

  • Allergy and immunology, New YorkPrimaryLicense NYS195763 · taxonomy 207K00000X

Allergists and immunologists near Dr. Davis-Lorton

Counts of allergists and immunologists 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. Mark A. Davis-Lorton billed Medicare for 7,097 services in 2024

CMS data shows 7,097 Medicare services from Dr. Davis-Lorton across 9 procedure codes in 2024, for 237 Medicare patients. Medicare paid $71,415 for them. Every service was in an office.

Medicare services, 20247,097
Medicare patients237
Paid by Medicare$71,415
Procedure codes9

Dr. Davis-Lorton's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Tests and treatments
2023: 7,1042024: 6,7175%
Office and hospital visits
2023: 3742024: 3802%

Dr. Davis-Lorton compared with the New York median for allergists and immunologists, 2024

  • Dr. Davis-Lorton
  • New York median
Medicare services
7,097vs 1,0177.0 times
Medicare patients
237vs 972.4 times
Part D claims
1,124vs 2225.1 times

Medians across 249 allergists and immunologists in New York with Dmand AI profiles that report each measure.

Dr. Davis-Lorton'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. Davis-Lorton

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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Dr. Mark A. Davis-Lorton treated 237 Medicare patients in 2024, average age 73

CMS counts 237 Medicare patients who saw Dr. Davis-Lorton in 2024. The largest group is 65 to 74, with 129 patients. 75% of them have high cholesterol, and 62% have high blood pressure. 8% are also on Medicaid. Their average risk score is 1.06, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Davis-Lorton's median patient age at 44, with 57% women.

Medicare patients, 2024237
Average age73
Average risk score1.06
Also on Medicaid8%

Dr. Davis-Lorton's Medicare patients by age, 2024

Dr. Davis-Lorton's Medicare patients by sex, 2024

  • Women15465%
  • Men8335%

Chronic conditions among Dr. Davis-Lorton's Medicare patients, 2024

  1. High cholesterol75%
  2. High blood pressure62%
  3. Arthritis51%
  4. Asthma30%
  5. Ischemic heart disease28%
  6. Osteoporosis25%
  7. Diabetes23%
  8. Anxiety22%

Share of Medicare patients with each condition. A patient can have several.

Dr. Davis-Lorton's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 44

Patient panel by sex, all payers

  • Women57%
  • Men39%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Dr. Mark A. Davis-Lorton wrote 1,260 Medicare Part D claims in 2024

In 2024, Dr. Davis-Lorton wrote 1,260 Medicare Part D claims for 213 patients. 68% of them were for generic drugs. CMS names the drug for 1,124 of them, across 24 drugs with 11 or more claims each, at $2,339,134 in total drug cost. In 2023, CMS named 756 claims across 22 drugs.

Part D claims, 20241,260
Drugs named by CMS24
Total drug cost$2.3M
Part D patients213

Dr. Davis-Lorton's Part D claims by kind of drug, 2024

  • Generic862 claims68%
  • Brand-name398 claims32%

Dr. Davis-Lorton'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.

Part D claims for drugs CMS names, 2023 to 2024

  • 2023
  • 2024
Claims for drugs CMS names
2023: 7562024: 1,12449%

Drugs named by CMS: 24 in 2024, 22 in 2023.

See all prescribing by Dr. Davis-Lorton

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. Mark A. Davis-Lorton 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. Davis-Lorton for performance year 2024, reported as part of a group. Dr. Davis-Lorton accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Davis-Lorton as offering telehealth.

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Dr. Davis-Lorton's MIPS scores, performance year 2024

  • 94of 100Final score
  • 89.9of 100Quality
  • 100of 100Promoting Interoperability
  • 40of 100Improvement Activities

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. Mark A. Davis-Lorton received $312,387 in industry payments from 2016 to 2025

CMS Open Payments shows 879 general payments to Dr. Davis-Lorton from 39 drug and device companies from 2016 to 2025. Consulting fees make up the largest share, 31% of the total. Pharming Healthcare, Inc. paid the most, $106,505.

General payments to Dr. Davis-Lorton by program year, 2016 to 2025

General payments to Dr. Davis-Lorton by kind, 2016 to 2025

$312.4Kin total
  • Consulting fees$95,55131%
  • Speaker and faculty fees$87,79328%
  • Honoraria$76,03024%
  • Travel and lodging$31,98010%
  • Other$21,0337%

Companies that paid Dr. Davis-Lorton the most, 2016 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Davis-Lorton

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Dr. Mark A. Davis-Lorton graduated from Medical College of Pennsylvania

Dr. Davis-Lorton graduated from Medical College of Pennsylvania in 1992.

  1. Medical schoolMedical College of Pennsylvania

Source: Dmand AI Professional Profile Data

Sources for Dr. Mark A. Davis-Lorton'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 phoneNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data
Primary practice, affiliations and health systemNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation 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)
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. Mark A. Davis-Lorton

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. Mark A. Davis-Lorton's NPI number?

Dr. Mark A. Davis-Lorton's NPI number is 1396727665. It was assigned on November 14, 2005, and it is active in the NPI Registry.

What kind of doctor is Dr. Mark A. Davis-Lorton?

Dr. Mark A. Davis-Lorton is an allergist and immunologist in Tarrytown, New York. The primary specialty in the NPI Registry is Allergy & Immunology Physician (taxonomy code 207K00000X).

Where does Dr. Mark A. Davis-Lorton practice?

Dr. Davis-Lorton practices at 200 White Plains Rd, Tarrytown, NY 10591. Dr. Davis-Lorton's primary practice is ENT and Allergy Associates in Tarrytown, New York. Dmand AI also links Dr. Davis-Lorton to 1 group practice or clinic.

What is Dr. Mark A. Davis-Lorton's office phone number?

The practice phone on file for Dr. Davis-Lorton is (914) 333-5800.

What is Dr. Mark A. Davis-Lorton's medical license number?

Dr. Davis-Lorton holds New York license 195763.

Which hospitals is Dr. Mark A. Davis-Lorton affiliated with?

Dr. Davis-Lorton is affiliated with Phelps Hospital.

What medical group is Dr. Mark A. Davis-Lorton part of?

Dr. Davis-Lorton is linked to ENT and Allergy Associates.

Does Dr. Mark A. Davis-Lorton accept Medicare?

Yes. CMS data shows Dr. Davis-Lorton billed Medicare for 7,097 services in 2024, and Dr. Davis-Lorton accepts Medicare assignment.

Does Dr. Mark A. Davis-Lorton offer telehealth?

Yes. The CMS Doctors and Clinicians file lists Dr. Davis-Lorton as offering telehealth services.

What is Dr. Mark A. Davis-Lorton's MIPS score?

Dr. Davis-Lorton's MIPS final score for performance year 2024 is 94 out of 100, reported as part of a group.

Show 6 more questionsShow fewer questions

How many Medicare patients does Dr. Mark A. Davis-Lorton see?

CMS counts 237 Medicare patients who saw Dr. Davis-Lorton in 2024, with an average age of 73.

What services does Dr. Mark A. Davis-Lorton bill to Medicare?

In 2024, Dr. Davis-Lorton's most billed Medicare services were allergy test or treatment (95004), allergy test or treatment (95024) and office visit, established patient (99214).

Where did Dr. Mark A. Davis-Lorton go to medical school?

Dr. Davis-Lorton graduated from Medical College of Pennsylvania in 1992.

What drugs does Dr. Mark A. Davis-Lorton prescribe most?

In 2024 Medicare Part D data, Dr. Davis-Lorton's most prescribed drugs by claims were Azelastine HCl, Fluticasone Propionate and Levocetirizine Dihydrochloride.

Has Dr. Mark A. Davis-Lorton received payments from drug or device companies?

CMS Open Payments shows $312,387 in general payments to Dr. Davis-Lorton from 39 companies from 2016 to 2025. The largest total came from Pharming Healthcare, Inc.

How long has Dr. Mark A. Davis-Lorton been practicing?

Dr. Davis-Lorton graduated from medical school in 1992, 34 years ago.

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