Jeffrey Peter Steigman, PsyD
- Hospital affiliations
- 1
- State license
- 1
- Year NPI issued
- 2006
- Practice address
- 75 North Country Road, Port Jefferson, NY 11777
- Practice phone
- Call (631) 473-1320
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Jeffrey Steigman's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Jeffrey Peter Steigman is a clinical psychologist in Port Jefferson, New York
Jeffrey Steigman practices at Mather Hospital in Port Jefferson, New York, part of Northwell Health.
Jeffrey Steigman's NPI, 1144321191, was assigned on September 25, 2006. Jeffrey Steigman holds New York license 013332.
- NPI
- 1144321191NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5294833448
- NPI enumeration date
- September 25, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (631) 473-1320
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 56
- Medical school graduation
- 1996
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Jeffrey Peter Steigman practices at Mather Hospital in Port Jefferson, New York
Jeffrey Steigman's primary practice is Mather Hospital, at 75 North Country Road, Port Jefferson, NY 11777 in Suffolk County. The practice phone is (631) 473-1320.
- Mather Hospital75 North Country Road, Port Jefferson, NY 11777 · Suffolk CountyPhone(631) 473-1320
Source: Dmand AI Affiliation Data
Jeffrey Peter Steigman is affiliated with 2 sites of care
Jeffrey Steigman's primary practice is Mather Hospital in Port Jefferson, New York, part of Northwell Health. Dmand AI also links Jeffrey Steigman to 1 skilled nursing facility, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Jeffrey Peter Steigman's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Jeffrey Steigman practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Mather Hospital | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across Northwell Health and 6.2K+ hospitals, with verified contacts in the same login.
Jeffrey Peter Steigman is one of 1,967 clinical psychologists in New York
Clinical is Jeffrey Steigman's primary specialty in the NPI Registry, under taxonomy code 103TC0700X. Jeffrey Steigman is licensed in New York.
Specialties and state licenses
- Clinical psychologist, New YorkPrimary
Clinical psychologists near Jeffrey Steigman
Counts of clinical psychologists 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
Jeffrey Peter Steigman's patients have a median age of 20
Across all payers, Dmand AI patient panel data puts Jeffrey Steigman's median patient age at 20, with 54% women.
Jeffrey Steigman's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 20
Patient panel by sex, all payers
- Women54%
- Men41%
Source: Dmand AI Patient Panel Data
How Jeffrey Peter Steigman takes part in Medicare
Jeffrey Steigman accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
Sources for Jeffrey Peter Steigman's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Jeffrey Peter Steigman
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Jeffrey Peter Steigman's NPI number?
Jeffrey Peter Steigman's NPI number is 1144321191. It was assigned on September 25, 2006, and it is active in the NPI Registry.
What does Jeffrey Peter Steigman specialize in?
Jeffrey Peter Steigman is a clinical psychologist in Port Jefferson, New York. The primary specialty in the NPI Registry is Clinical Psychologist (taxonomy code 103TC0700X).
Where does Jeffrey Peter Steigman practice?
Jeffrey Steigman practices at 75 North Country Road, Port Jefferson, NY 11777. Jeffrey Steigman's primary practice is Mather Hospital in Port Jefferson, New York, part of Northwell Health. Dmand AI also links Jeffrey Steigman to 1 skilled nursing facility.
What is Jeffrey Peter Steigman's office phone number?
The practice phone on file for Jeffrey Steigman is (631) 473-1320.
What is Jeffrey Peter Steigman's medical license number?
Jeffrey Steigman holds New York license 013332.
Which hospitals is Jeffrey Peter Steigman affiliated with?
Jeffrey Steigman practices at Mather Hospital in Port Jefferson, New York.
Does Jeffrey Peter Steigman accept Medicare?
Yes. CMS lists Jeffrey Steigman as accepting Medicare assignment.
How long has Jeffrey Peter Steigman been practicing?
Jeffrey Steigman graduated from medical school in 1996, 30 years ago.
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