Dr. Adelaide Lu Masakayan, MD
- Hospital affiliations
- 1
- Industry payments
- $1,749
- State license
- 1
- Year NPI issued
- 2006
- Practice locations
- 2
- Practice address
- Health Sciences Center Suny, Stony Brook, NY 11794
- Practice phone
- Call (631) 444-4000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Masakayan'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. Adelaide Lu Masakayan is a pediatrician in Stony Brook, New York
Dr. Masakayan practices at Stony Brook University Hospital in Stony Brook, New York, part of Stony Brook University.
Dr. Masakayan's NPI, 1902970577, was assigned on November 17, 2006. Dr. Masakayan graduated from University of the Philippines College of Medicine in 1981. Dr. Masakayan holds New York license 210204.
- NPI
- 1902970577NPI Registry (opens in a new tab)
- NPI enumeration date
- November 17, 2006
- NPI status
- Active
- Practice phone
- (631) 444-4000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Medical school graduation
- 1981
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Adelaide Lu Masakayan practices at 2 locations in Stony Brook, New York
Dr. Masakayan's primary practice is Stony Brook University Hospital, at Health Sciences Center Suny, Stony Brook, NY 11794 in Suffolk County. The practice phone is (631) 444-4000. Dr. Masakayan also practices at Stony Brook University Hospital, 101 Nicolls Rd, Stony Brook, NY 11794.
- Stony Brook University HospitalPrimaryHealth Sciences Center Suny, Stony Brook, NY 11794 · Suffolk CountyPhone(631) 444-4000
- Stony Brook University Hospital101 Nicolls Rd, Stony Brook, NY 11794 · Suffolk CountyPhone(631) 444-4100
Sources: NPPES NPI Registry (CMS); Dmand AI Affiliation Data; and Dmand AI Practice Data
Dr. Adelaide Lu Masakayan is affiliated with 2 sites of care
Dr. Masakayan's primary practice is Stony Brook University Hospital in Stony Brook, New York, part of Stony Brook University. Dmand AI also links Dr. Masakayan to 1 clinical lab, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Adelaide Lu Masakayan's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Masakayan practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Stony Brook University 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 Stony Brook University and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Adelaide Lu Masakayan is one of 4,313 pediatricians in New York
Pediatrics is Dr. Masakayan's primary specialty in the NPI Registry, under taxonomy code 208000000X. Dr. Masakayan is licensed in New York.
Specialties and state licenses
- Pediatrics, New YorkPrimary
Pediatricians near Dr. Masakayan
Counts of pediatricians 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. Adelaide Lu Masakayan's patients have a median age of 13
Across all payers, Dmand AI patient panel data puts Dr. Masakayan's median patient age at 13, with 51% women.
Dr. Masakayan's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 13
Patient panel by sex, all payers
- Women51%
- Men48%
Source: Dmand AI Patient Panel Data
Dr. Adelaide Lu Masakayan received $1,749 in industry payments from 2016 to 2025
CMS Open Payments shows 79 general payments to Dr. Masakayan from 18 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. Lupin Pharmaceuticals, Inc paid the most, $255.
General payments to Dr. Masakayan by program year, 2016 to 2025
Companies that paid Dr. Masakayan the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Adelaide Lu Masakayan graduated from University of the Philippines College of Medicine
Dr. Masakayan graduated from University of the Philippines College of Medicine in 1981.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Adelaide Lu Masakayan'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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Affiliation DataDmand AI Practice 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 |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| 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. Adelaide Lu Masakayan
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. Adelaide Lu Masakayan's NPI number?
Dr. Adelaide Lu Masakayan's NPI number is 1902970577. It was assigned on November 17, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Adelaide Lu Masakayan?
Dr. Adelaide Lu Masakayan is a pediatrician in Stony Brook, New York. The primary specialty in the NPI Registry is Pediatrics Physician (taxonomy code 208000000X).
Where does Dr. Adelaide Lu Masakayan practice?
Dr. Masakayan practices at Health Sciences Center Suny, Stony Brook, NY 11794. Dr. Masakayan also practices at 101 Nicolls Rd, Stony Brook, NY 11794. Dr. Masakayan's primary practice is Stony Brook University Hospital in Stony Brook, New York, part of Stony Brook University. Dmand AI also links Dr. Masakayan to 1 clinical lab.
What is Dr. Adelaide Lu Masakayan's office phone number?
The practice phone on file for Dr. Masakayan is (631) 444-4000.
What is Dr. Adelaide Lu Masakayan's medical license number?
Dr. Masakayan holds New York license 210204.
Which hospitals is Dr. Adelaide Lu Masakayan affiliated with?
Dr. Masakayan practices at Stony Brook University Hospital in Stony Brook, New York.
Where did Dr. Adelaide Lu Masakayan go to medical school?
Dr. Masakayan graduated from University of the Philippines College of Medicine in 1981.
Has Dr. Adelaide Lu Masakayan received payments from drug or device companies?
CMS Open Payments shows $1,749 in general payments to Dr. Masakayan from 18 companies from 2016 to 2025. The largest total came from Lupin Pharmaceuticals, Inc.
How long has Dr. Adelaide Lu Masakayan been practicing?
Dr. Masakayan graduated from medical school in 1981, 45 years ago.
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