Dr. Rayan Kteish, MD
- Industry payments
- $248
- Affiliated sites
- 3
- Medical group
- 1
- State license
- 1
- Year NPI issued
- 2021
- Practice address
- 240 Middle Country Rd, Smithtown, NY 11787
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Stony Brook University Hospital Sleep Disorders Center - HOPD
Acute Care Hospital outpatient department · Smithtown, New York
Find Dr. Kteish'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.
Dr. Rayan Kteish is a pediatric sleep medicine physician in Smithtown, New York
Dr. Kteish practices at Stony Brook University Hospital Sleep Disorders Center - HOPD in Smithtown, New York.
Dr. Kteish's NPI, 1144801366, was assigned on April 19, 2021. Dr. Kteish holds New York license 328229.
- NPI
- 1144801366NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1052807617
- NPI enumeration date
- April 19, 2021
- NPI status
- Active
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 33
- Medical school graduation
- 2019
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Rayan Kteish practices at Stony Brook University Hospital Sleep Disorders Center - HOPD in Smithtown, New York
Dr. Kteish's primary practice is Stony Brook University Hospital Sleep Disorders Center - HOPD, at 240 Middle Country Rd, Smithtown, NY 11787.
- Stony Brook University Hospital Sleep Disorders Center - HOPD240 Middle Country Rd, Smithtown, NY 11787
Source: Dmand AI Affiliation Data
Dr. Rayan Kteish is affiliated with 3 sites of care and 1 medical group
Dr. Kteish's primary practice is Stony Brook University Hospital Sleep Disorders Center - HOPD in Smithtown, New York. The medical group on file is Stony Brook Children's Service. Dmand AI also links Dr. Kteish to 1 more group practice or clinic and 1 hospital outpatient department, each named with a free account. Dr. Kteish's employer is on file too: a hospital.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Rayan Kteish's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Kteish practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Stony Brook University Hospital Sleep Disorders Center - HOPD | Available with a free account |
| +2 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Rayan Kteish is one of 6 pediatric sleep medicine physicians in New York
Pediatrics is Dr. Kteish's primary specialty in the NPI Registry, under taxonomy code 2080S0012X. The record also lists sleep medicine. Dr. Kteish is licensed in New York.
Specialties and state licenses
- Pediatric sleep medicine, New YorkPrimary
Pediatric sleep medicine physicians near Dr. Kteish
Counts of pediatric sleep medicine physicians 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
Dr. Rayan Kteish's patients have a median age of 8
Across all payers, Dmand AI patient panel data puts Dr. Kteish's median patient age at 8, with 49% women.
Dr. Kteish's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 8
Patient panel by sex, all payers
- Women49%
- Men50%
Source: Dmand AI Patient Panel Data
Dr. Rayan Kteish received $248 in industry payments in 2025
CMS Open Payments shows 2 general payments to Dr. Kteish from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Regeneron Pharmaceuticals, Inc. paid the most, $248.
Companies that paid Dr. Kteish the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Rayan Kteish'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 Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| Industry payments | Open Payments (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 Dr. Rayan Kteish
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Rayan Kteish's NPI number?
Dr. Rayan Kteish's NPI number is 1144801366. It was assigned on April 19, 2021, and it is active in the NPI Registry.
What kind of doctor is Dr. Rayan Kteish?
Dr. Rayan Kteish is a pediatric sleep medicine physician in Smithtown, New York. The primary specialty in the NPI Registry is Pediatric Sleep Medicine Physician (taxonomy code 2080S0012X).
Where does Dr. Rayan Kteish practice?
Dr. Kteish practices at 240 Middle Country Rd, Smithtown, NY 11787. Dr. Kteish's primary practice is Stony Brook University Hospital Sleep Disorders Center - HOPD in Smithtown, New York. Dmand AI also links Dr. Kteish to 1 group practice or clinic and 1 hospital outpatient department.
What is Dr. Rayan Kteish's medical license number?
Dr. Kteish holds New York license 328229.
What medical group is Dr. Rayan Kteish part of?
Dr. Kteish is linked to Stony Brook Children's Service.
Has Dr. Rayan Kteish received payments from drug or device companies?
CMS Open Payments shows $248 in general payments to Dr. Kteish from 1 company from 2025 to 2025. The largest total came from Regeneron Pharmaceuticals, Inc.
How long has Dr. Rayan Kteish been practicing?
Dr. Kteish graduated from medical school in 2019, 7 years ago.
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