Dr. Christina D. Guillen, MD
- Part D claims, 2024
- 22
- Industry payments
- $300
- Affiliated sites
- 1
- Medical group
- 1
- State license
- 1
- Practice address
- 460 Lenox Rd, Brooklyn, NY 11203
- Practice phone
- Call (718) 270-4714
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Downstate Health Physicians
Brooklyn, New York
Find Dr. Guillen'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. Christina D. Guillen is a pediatrician in Brooklyn, New York
Dr. Guillen practices at Downstate Health Physicians in Brooklyn, New York.
Dr. Guillen's NPI, 1730164203, was assigned on December 7, 2005. Dr. Guillen holds New York license 235850-1.
- NPI
- 1730164203NPI Registry (opens in a new tab)
- NPI enumeration date
- December 7, 2005
- NPI status
- Active
- Practice phone
- (718) 270-4714
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Practice Data
Dr. Christina D. Guillen practices at Downstate Health Physicians in Brooklyn, New York
Dr. Guillen's primary practice is Downstate Health Physicians, at 460 Lenox Rd, Brooklyn, NY 11203 in Kings County. The practice phone is (718) 270-4714.
- Downstate Health Physicians460 Lenox Rd, Brooklyn, NY 11203 · Kings CountyPhone(718) 270-4714
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Christina D. Guillen is affiliated with 2 sites of care and 1 medical group
Dr. Guillen's primary practice is Downstate Health Physicians in Brooklyn, New York. The medical group on file is Downstate Health Physicians. Dmand AI also links Dr. Guillen to 1 more group practice or clinic, named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Christina D. Guillen's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Guillen practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Downstate Health Physicians | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Christina D. Guillen is one of 4,313 pediatricians in New York
Pediatrics is Dr. Guillen's primary specialty in the NPI Registry, under taxonomy code 208000000X. Dr. Guillen is licensed in New York.
Specialties and state licenses
- Pediatrics, New YorkPrimary
Pediatricians near Dr. Guillen
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. Christina D. Guillen's patients have a median age of 16
Across all payers, Dmand AI patient panel data puts Dr. Guillen's median patient age at 16, with 55% women.
Dr. Guillen's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 16
Patient panel by sex, all payers
- Women55%
- Men45%
Source: Dmand AI Patient Panel Data
Dr. Christina D. Guillen wrote 22 Medicare Part D claims in 2024
In 2024, Dr. Guillen wrote 22 Medicare Part D claims. 91% of them were for generic drugs.
Dr. Guillen's Part D claims by kind of drug, 2024
- Generic20 claims91%
- Brand-name and other2 claims9%
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
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Dr. Christina D. Guillen received $300 in industry payments from 2016 to 2020
CMS Open Payments shows 8 general payments to Dr. Guillen from 3 drug and device companies from 2016 to 2020. Food and beverage make up the largest share, 60% of the total. GlaxoSmithKline, LLC. paid the most, $164.
General payments to Dr. Guillen by program year, 2016 to 2020
General payments to Dr. Guillen by kind, 2016 to 2020
- Food and beverage$18060%
- Gifts$12040%
Companies that paid Dr. Guillen the most, 2016 to 2020
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Christina D. Guillen'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 Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| Part D prescribing | Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| 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. Christina D. Guillen
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. Christina D. Guillen's NPI number?
Dr. Christina D. Guillen's NPI number is 1730164203. It was assigned on December 7, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. Christina D. Guillen?
Dr. Christina D. Guillen is a pediatrician in Brooklyn, New York. The primary specialty in the NPI Registry is Pediatrics Physician (taxonomy code 208000000X).
Where does Dr. Christina D. Guillen practice?
Dr. Guillen practices at 460 Lenox Rd, Brooklyn, NY 11203. Dr. Guillen's primary practice is Downstate Health Physicians in Brooklyn, New York. Dmand AI also links Dr. Guillen to 1 group practice or clinic.
What is Dr. Christina D. Guillen's office phone number?
The practice phone on file for Dr. Guillen is (718) 270-4714.
What is Dr. Christina D. Guillen's medical license number?
Dr. Guillen holds New York license 235850-1.
What medical group is Dr. Christina D. Guillen part of?
Dr. Guillen is linked to Downstate Health Physicians.
Has Dr. Christina D. Guillen received payments from drug or device companies?
CMS Open Payments shows $300 in general payments to Dr. Guillen from 3 companies from 2016 to 2020. The largest total came from GlaxoSmithKline, LLC.
How long has Dr. Christina D. Guillen been practicing?
Dr. Guillen's NPI was assigned in 2005.
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