Mark Davis-Lorton, M.D.
NPI 1396727665 · Allergy & Immunology Physician · Tarrytown, NY
Enrolled with Medicare as Practitioner - Allergy/Immunology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mark Davis-Lorton, M.D. is a Allergy & Immunology Physician provider in Tarrytown, NY (NPI 1396727665).
Provider details
- NPI number
- 1396727665
- Entity type
- Individual
- Primary specialty
- Allergy & Immunology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- NYS195763 (NY)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
20 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
7,097 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Test for Allergy Using Allergenic Extract95004 | 5,992 | $5 |
| Test for Allergy Using Allergenic Extract Injected Into Skin95024 | 487 | $9 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 151 | $153 |
| Professional Service for Multiple Injections of Allergen95117 | 147 | $16 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 113 | $108 |
| Test to Measure the Level of Nitric Oxide Gas95012 | 76 | $24 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 24 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Azelastine Hcl | 249 | 76 |
| Fluticasone Propionate | 169 | 69 |
| Levocetirizine Dihydrochloride | 92 | 29 |
| Fluticasone/Umeclidin/Vilanterbrand: Trelegy Ellipta | 89 | 18 |
| Montelukast Sodium | 64 | 14 |
| Lanadelumab-Flyobrand: Takhzyro | 50 | — |
| Dupilumabbrand: Dupixent Pen |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$57,363 across 104 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-11-14
- Last updated
- 2022-05-18
- Certified
- 2022-05-18
Frequently asked questions
- What is Mark Davis-Lorton's NPI number?
- Mark Davis-Lorton's National Provider Identifier (NPI) is 1396727665, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Davis-Lorton's specialty?
- Mark Davis-Lorton is listed in the NPPES registry with a primary specialty of Allergy & Immunology Physician (Allopathic & Osteopathic Physicians).
- Where is Mark Davis-Lorton located?
- Mark Davis-Lorton's practice location on file with NPPES is 200 White Plains Rd Ste 201, Tarrytown, NY 10591-5804.
- What is Mark Davis-Lorton's phone number?
- The practice phone number listed in the NPPES registry for Mark Davis-Lorton is (914) 631-3053.
- Does Mark Davis-Lorton accept Medicare?
- Mark Davis-Lorton is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mark Davis-Lorton's NPI active?
- Yes — Mark Davis-Lorton's NPI (1396727665) is active in the NPPES registry as of the last update on 2022-05-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.