Mark Davis-Lorton, M.D.
NPI 1396727665ActiveIndividual· Allergy & Immunology· Tarrytown, NY
Allergy & Immunology (M.D.) in Tarrytown, New York, trained at Medical College of Pennsylvania (class of 1992). Their prescriptions cost Medicare Part D more than their services did: $3,248,949 for 1,260 claims, against $79,633 paid for services in 2024. Pharming Healthcare, Inc. was the largest of 20 companies reporting payments in 2025, $22,957 in all, mostly consulting fees.
Overview
| NPI | 1396727665 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Nov 14, 2005 |
| Last updated in NPPES | May 18, 2022 |
| Certified by provider | May 18, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Allergy & Immunology Primary | 207K00000X | 195763 | NY |
| Internal Medicine, Allergy & Immunology | 207RA0201X | NYS195763 | NY |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Allergy/Immunology (NY) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 237 |
|---|---|
| Services billed | 7,644 across 23 procedure codes |
| Paid by Medicare | $79,633 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,260 · 1,575 30-day fills |
|---|---|
| Patients | 213 |
| Total drug cost | $3,248,949 |
| Generic share | 68% of claims |
Education and affiliations
| Medical school | Medical College of Pennsylvania |
|---|---|
| Graduation year | 1992 |
| Medicare specialty | Allergy/Immunology |
| Telehealth | Offers telehealth |
Medical group
- ENT and Allergy Associates LLPForest Hills, NY · 432 clinicians
Hospital affiliation
- Phelps HospitalSleepy Hollow, NY
Industry payments (Open Payments)
- 2025$22,957 · 85 payments from 20 companies
- 2024$57,498 · 113 payments from 17 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Pharming Healthcare, Inc. | $8,004 | 13 |
| Astrazeneca Pharmaceuticals LP | $7,387 | 20 |
| Biocryst Pharmaceuticals, Inc. | $4,424 | 7 |
| Takeda Pharmaceuticals U.S.A., Inc. | $1,625 | 3 |
| Biocryst US Sales Co., LLC | $498.45 | 9 |
What the 2025 payments were for
- Consulting Fee$12,332 · 4 payments
- Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$6,950 · 4 payments
- Food and Beverage$2,884 · 74 payments
- Travel and Lodging$790.04 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Allergy & Immunology providers in Tarrytown
- 1790080919
- 1932618923