Jeffrey B. Rockoff, Md, PC in Tonawanda, NY
This organization bills under NPI 1346427739, an organization record issued on Jan 28, 2008 with the primary taxonomy Allergy Physician. Each clinician who works there has their own NPI and license.
Organization recordNPPES, Aug 2026
1346427739
- Legal name
- Jeffrey B. Rockoff, Md, PC
- Entity
- Type 2 · organization
- Primary taxonomy
- Allergy Physician 207KA0200X
- Practice location
- 2540 SHERIDAN DR, Tonawanda, NY 14150
- Phone
- 716-874-8980
- Enumerated
- Jan 28, 2008
- Record updated
- Jan 28, 2008
- Authorized official
- Owner (title as filed)
2 clinicians CMS lists with Jeffrey B Rockoff Md in Tonawanda
- Matthew Mavissakalian, DOAllergy & Immunology Physician1790028397
- Jeffrey Rockoff, MDAllergy & Immunology Physician1902873839
Source: CMS Doctors and Clinicians group affiliations, matched by practice name and city.
Checking an organization
- Confirm the business with the New York secretary of state.
- Check the HHS-OIG exclusion list for the organization.
- Verify each clinician on their own record and the state license search.
Common questions
Is an organization NPI a license?
No. An NPI identifies who bills. Facilities and the clinicians who work there are licensed separately by the state.
Source: CMS National Plan and Provider Enumeration System (NPPES), monthly file of Aug 9, 2026 (NPPES files on CMS.gov). An NPI identifies who bills; it is not a license.