Dandan Guan, PA-C
- Industry payments
- $349
- Affiliated sites
- 3
- Medical groups
- 2
- State license
- 1
- Year NPI issued
- 2015
- Practice address
- 63 Flushing Avenue, Building 292, Brooklyn, NY 11205
- Practice phone
- Call (718) 435-7200
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Sherman Abrams Lab
Clinical Lab - Full Service · Brooklyn, New York
Find Dandan Guan'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.
Dandan Guan is a physician assistant in Brooklyn, New York
Dandan Guan practices at Sherman Abrams Lab in Brooklyn, New York.
Dandan Guan's NPI, 1629465158, was assigned on April 22, 2015. Dandan Guan graduated from State University of New York Downstate Medical Center in 2015. Dandan Guan holds New York license 018578.
- NPI
- 1629465158NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0648716803
- NPI enumeration date
- April 22, 2015
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (718) 435-7200
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 37
- Medical school graduation
- 2015
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dandan Guan practices at Sherman Abrams Lab in Brooklyn, New York
Dandan Guan's primary practice is Sherman Abrams Lab, at 63 Flushing Avenue, Building 292, Brooklyn, NY 11205. The practice phone is (718) 435-7200.
- Sherman Abrams Lab63 Flushing Avenue, Building 292, Brooklyn, NY 11205Phone(718) 435-7200
Source: Dmand AI Affiliation Data
Dandan Guan is affiliated with 3 sites of care and 2 medical groups
Dandan Guan's primary practice is Sherman Abrams Lab in Brooklyn, New York. The medical group on file is Simon Li Medical Clinic. Dmand AI also links Dandan Guan to 2 more group practices and clinics and 1 medical group, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dandan Guan's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dandan Guan practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Sherman Abrams Lab | Available with a free account |
| +2 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dandan Guan is one of 2,670 physician assistants in New York
Medical is Dandan Guan's primary specialty in the NPI Registry, under taxonomy code 363AM0700X. Dandan Guan is licensed in New York.
Specialties and state licenses
- Medical physician assistant, New YorkPrimary
Physician assistants near Dandan Guan
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
Dandan Guan's patients have a median age of 66
Across all payers, Dmand AI patient panel data puts Dandan Guan's median patient age at 66, with 50% women.
Dandan Guan's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 66
Patient panel by sex, all payers
- Women50%
- Men50%
Source: Dmand AI Patient Panel Data
How Dandan Guan takes part in Medicare
Dandan Guan 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)
Dandan Guan received $349 in industry payments in 2025
CMS Open Payments shows 12 general payments to Dandan Guan from 6 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. Madrigal Pharmaceuticals paid the most, $144.
Companies that paid Dandan Guan the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dandan Guan graduated from State University of New York Downstate Medical Center
Dandan Guan graduated from State University of New York Downstate Medical Center in 2015.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dandan Guan'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) |
| 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 Dandan Guan
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dandan Guan's NPI number?
Dandan Guan's NPI number is 1629465158. It was assigned on April 22, 2015, and it is active in the NPI Registry.
What does Dandan Guan specialize in?
Dandan Guan is a physician assistant in Brooklyn, New York. The primary specialty in the NPI Registry is Medical Physician Assistant (taxonomy code 363AM0700X).
Where does Dandan Guan practice?
Dandan Guan practices at 63 Flushing Avenue, Building 292, Brooklyn, NY 11205. Dandan Guan's primary practice is Sherman Abrams Lab in Brooklyn, New York. Dmand AI also links Dandan Guan to 2 group practices and clinics and 1 medical group.
What is Dandan Guan's office phone number?
The practice phone on file for Dandan Guan is (718) 435-7200.
What is Dandan Guan's medical license number?
Dandan Guan holds New York license 018578.
What medical group is Dandan Guan part of?
Dandan Guan is linked to Simon Li Medical Clinic. Dmand AI links Dandan Guan to 1 more medical group.
Does Dandan Guan accept Medicare?
Yes. CMS lists Dandan Guan as accepting Medicare assignment.
Where did Dandan Guan go to medical school?
Dandan Guan graduated from State University of New York Downstate Medical Center in 2015.
Has Dandan Guan received payments from drug or device companies?
CMS Open Payments shows $349 in general payments to Dandan Guan from 6 companies from 2025 to 2025. The largest total came from Madrigal Pharmaceuticals.
How long has Dandan Guan been practicing?
Dandan Guan graduated from medical school in 2015, 11 years ago.
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