Katherine Stenby
- Hospital affiliations
- 2
- Medical group
- 1
- State license
- 1
- Year NPI issued
- 2026
- Practice address
- 1 Heros Way, Riverhead, NY 11901
- Practice phone
- Call (631) 548-6000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Katherine Stenby'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.
Katherine Stenby is a physician assistant in Riverhead, New York
Katherine Stenby practices at Peconic Bay Medical Center in Riverhead, New York, part of Northwell Health.
Katherine Stenby's NPI, 1144187485, was assigned on January 8, 2026.
- NPI
- 1144187485NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3870077092
- NPI enumeration date
- January 8, 2026
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (631) 548-6000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Katherine Stenby practices at Peconic Bay Medical Center in Riverhead, New York
Katherine Stenby's primary practice is Peconic Bay Medical Center, at 1 Heros Way, Riverhead, NY 11901 in Suffolk County. The practice phone is (631) 548-6000.
- Peconic Bay Medical Center1 Heros Way, Riverhead, NY 11901 · Suffolk CountyPhone(631) 548-6000
Sources: Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Katherine Stenby is affiliated with 2 sites of care and 1 medical group
Katherine Stenby's primary practice is Peconic Bay Medical Center in Riverhead, New York, part of Northwell Health. Katherine Stenby is also affiliated with Mount Sinai South Nassau. The medical group on file is Northwell Health Physician Partners Cardiology at Great Neck.
Sources: Dmand AI Affiliation Data; Doctors and Clinicians National Downloadable File (CMS); and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Katherine Stenby's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Katherine Stenby practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Peconic Bay Medical Center | 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.
Katherine Stenby is one of 11,456 physician assistants in New York
Physician assistant is Katherine Stenby's primary specialty in the NPI Registry, under taxonomy code 363A00000X.
Specialties and state licenses
- Physician assistantPrimary
Physician assistants near Katherine Stenby
Counts of physician assistants 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
How Katherine Stenby takes part in Medicare
Katherine Stenby 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 Katherine Stenby'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 DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Dmand AI Org Hierarchy 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 Katherine Stenby
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Katherine Stenby's NPI number?
Katherine Stenby's NPI number is 1144187485. It was assigned on January 8, 2026, and it is active in the NPI Registry.
What does Katherine Stenby specialize in?
Katherine Stenby is a physician assistant in Riverhead, New York. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).
Where does Katherine Stenby practice?
Katherine Stenby practices at 1 Heros Way, Riverhead, NY 11901. Katherine Stenby's primary practice is Peconic Bay Medical Center in Riverhead, New York, part of Northwell Health.
What is Katherine Stenby's office phone number?
The practice phone on file for Katherine Stenby is (631) 548-6000.
Which hospitals is Katherine Stenby affiliated with?
Katherine Stenby practices at Peconic Bay Medical Center in Riverhead, New York. Katherine Stenby is also affiliated with Mount Sinai South Nassau.
What medical group is Katherine Stenby part of?
Katherine Stenby is linked to Northwell Health Physician Partners Cardiology at Great Neck.
Does Katherine Stenby accept Medicare?
Yes. CMS lists Katherine Stenby as accepting Medicare assignment.
How long has Katherine Stenby been practicing?
Katherine Stenby's NPI was assigned in 2026.
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