Quick answers
- Does Jeffrey G. Portnoy accept Medicare assignment?
- Yes. Medicare's clinician data says Jeffrey G. Portnoy accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
- How many Medicare patients does Jeffrey G. Portnoy see?
- In 2024, CMS data shows 63 Original Medicare patients and 698 services for Jeffrey G. Portnoy. This counts Original Medicare only and measures volume, not quality.
- What is Jeffrey G. Portnoy's NPI number?
- 1396481271. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Medicare activity in 2024
Official CMS public-use data for Jeffrey G. Portnoy, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.
| Original Medicare patients | 63 |
|---|---|
| Services billed to Medicare | 698 |
| Different services or procedures | 7 |
| Participating Medicare provider | Yes |
| Average age of these patients | 73 |
Most frequent services
- Administration of psychological or neuropsychological test, each additional 30 minutes (96137)292 services
- Evaluation of neuropsychological test, each additional hour (96133)203 services
- Psychiatric diagnostic evaluation (90791)61 services
- Evaluation of neuropsychological test, first hour (96132)60 services
- Administration of psychological or neuropsychological test, first 30 minutes (96136)60 services
Chronic conditions among these patients
Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).
- High cholesterol75%
- High blood pressure71%
- Diabetes43%
- Depression43%
- Anxiety43%
- Arthritis41%
Practice locations
Addresses where Jeffrey G. Portnoy is enrolled with Medicare (CMS data updated October 2, 2026).
- 354 Old Hook Rd, Suite 102Westwood, NJ 07675 (201) 358‑0400
- 718 Teaneck RdTeaneck, NJ 07666 (201) 833‑3000
Group practices
Medicare enrollment lists Jeffrey G. Portnoy as a member of this group (CMS data updated October 2, 2026).
- Holy Name Primary Care and Specialty Associates PC47 clinicians in the group
Specialties
- Clinical Psychologistprimary
Other clinical psychologists in New Jersey
Clinicians with the same Medicare primary specialty in New Jersey — not a recommendation.
Other clinicians in Holy Name Primary Care and Specialty Associates PC
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Graduation year | 2020 |
|---|---|
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1396481271 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
- Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians