Curr Probl Pediatr Adolesc Health Care
AutoantibodiesBlood GlucoseDiabetes Mellitus, Type 1
Dr. Mary Joyce Gan, MD
NPI1831345180
- Publications
- 1
- Hospital affiliations
- 2
- Industry payments
- $932
- Medical groups
- 2
- Insurance carriers
- 19
- Practice address
- 601 E Rollins St, Orlando, FL 32803
- Practice phone
- Call (407) 303-1976
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Gan'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. Mary Joyce Gan is a pediatric endocrinology physician in Orlando, Florida
Dr. Gan practices at AdventHealth Orlando in Orlando, Florida, part of AdventHealth.
Dr. Gan's NPI, 1831345180, was assigned on August 18, 2008. Dr. Gan graduated from University of Santo Tomas in 1999. Dr. Gan holds Florida license ME131864.
NPI and contact details
- NPI
- 1831345180NPI Registry (opens in a new tab)
- NPI enumeration date
- August 18, 2008
- NPI status
- Active
- Practice phone
- (407) 303-1976
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 53
- Medical school graduation
- 1999
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Mary Joyce Gan practices at AdventHealth Orlando in Orlando, Florida
Dr. Gan's primary practice is AdventHealth Orlando, at 601 E Rollins St, Orlando, FL 32803 in Orange County. The practice phone is (407) 303-1976.
- AdventHealth Orlando601 E Rollins St, Orlando, FL 32803 · Orange CountyPhone(407) 303-1976
Source: Dmand AI Affiliation Data
Dr. Mary Joyce Gan is affiliated with 3 sites of care and 2 medical groups
Dr. Gan's primary practice is AdventHealth Orlando in Orlando, Florida, part of AdventHealth. Dr. Gan is also affiliated with Cleveland Clinic Main Campus. The medical group on file is AdventHealth Medical Group. Dmand AI also links Dr. Gan to 1 more group practice or clinic and 1 medical group, each named with a free account.
Cleveland Clinic Main CampusAdventHealth Medical Group1 group practice or clinicName with a free account1 medical groupName with a free account
See all 5 affiliations for Dr. GanSources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Mary Joyce Gan's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Gan practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| AdventHealth Orlando | Available with a free account |
| +2 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
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Dr. Mary Joyce Gan is one of 105 pediatric endocrinology physicians in Florida
Pediatric endocrinology is Dr. Gan's primary specialty in the NPI Registry, under taxonomy code 2080P0205X. Dr. Gan is board certified in pediatric endocrinology by the American Board of Pediatrics. Dmand AI has Dr. Gan's licenses on file in 4 states: Florida, California, Ohio and North Carolina.
Specialties and state licenses
- Pediatric endocrinology, FloridaPrimary
- California license
- Ohio license
- North Carolina license
Pediatric endocrinology physicians near Dr. Gan
Counts of pediatric endocrinology physicians with a Dmand AI profile, by place and practice. Each opens the list.
105pediatric endocrinology physicians in Florida14pediatric endocrinology physicians in Orlando2pediatric endocrinology physicians at AdventHealth Orlando
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Mary Joyce Gan's patients have a median age of 13
Across all payers, Dmand AI patient panel data puts Dr. Gan's median patient age at 13, with 55% women.
Dr. Gan'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
- Women55%
- Men44%
Source: Dmand AI Patient Panel Data
Dr. Mary Joyce Gan has 1 publication on record
Dmand AI links 1 paper to Dr. Gan. Dr. Gan's most frequent co-author is Michael James Haller, MD.
Papers1
Dr. Gan's most frequent co-authors
Recent publications by Dr. Gan
See who Dr. Gan researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Gan works with, so you can find a warm path to the right pediatric endocrinology physicians.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Mary Joyce Gan received $932 in industry payments from 2016 to 2025
CMS Open Payments shows 32 general payments to Dr. Gan from 11 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 68% of the total. Tandem Diabetes Care, Inc. paid the most, $314.
General payments to Dr. Gan by program year, 2016 to 2025
General payments to Dr. Gan by kind, 2016 to 2025
$932in total
- Food and beverage$63268%
- Speaker and faculty fees$30032%
Companies that paid Dr. Gan 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. Mary Joyce Gan graduated from University of Santo Tomas
Dr. Gan graduated from University of Santo Tomas in 1999.
- Medical school
- Board certified in pediatric endocrinology
- Board certified in pediatrics
Source: Dmand AI Professional Profile Data
Dr. Mary Joyce Gan accepts plans from 19 insurance carriers
Dr. Gan is in network with 19 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. PPO plans come from the most carriers, 12. Check the plan with the practice before a visit.
- Aetna
- Elevance
- Blue Cross Blue Shield of Michigan
- United Healthcare
- Cigna
- HCSC
- Molina
- Aspirus Health Plan
- +11 more carriersWith a free account
Plan types Dr. Gan accepts, by number of carriers
- PPO12
- Medicare11
- HMO10
- POS5
- EPO4
- Medicaid2
Source: Dmand AI Insurance Network Data
Sources for Dr. Mary Joyce Gan'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 |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| Insurance carriers and plan types | Dmand AI Insurance Network 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. Mary Joyce Gan
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. Mary Joyce Gan's NPI number?
Dr. Mary Joyce Gan's NPI number is 1831345180. It was assigned on August 18, 2008, and it is active in the NPI Registry.
What kind of doctor is Dr. Mary Joyce Gan?
Dr. Mary Joyce Gan is a pediatric endocrinology physician in Orlando, Florida. The primary specialty in the NPI Registry is Pediatric Endocrinology Physician (taxonomy code 2080P0205X).
Where does Dr. Mary Joyce Gan practice?
Dr. Gan practices at 601 E Rollins St, Orlando, FL 32803. Dr. Gan's primary practice is AdventHealth Orlando in Orlando, Florida, part of AdventHealth. Dmand AI also links Dr. Gan to 1 group practice or clinic and 1 medical group.
What is Dr. Mary Joyce Gan's office phone number?
The practice phone on file for Dr. Gan is (407) 303-1976.
What is Dr. Mary Joyce Gan's medical license number?
Dr. Gan holds Florida license ME131864, one of the licenses on file in 4 states.
Which states has Dr. Mary Joyce Gan been licensed in?
Dmand AI has state licenses on file for Dr. Gan in Florida (2017 to 2027), California (2012 to 2026), Ohio (2022 to 2026) and North Carolina (2013 to 2018).
Which hospitals is Dr. Mary Joyce Gan affiliated with?
Dr. Gan practices at AdventHealth Orlando in Orlando, Florida. Dr. Gan is also affiliated with Cleveland Clinic Main Campus.
What medical group is Dr. Mary Joyce Gan part of?
Dr. Gan is linked to AdventHealth Medical Group. Dmand AI links Dr. Gan to 1 more medical group.
Is Dr. Mary Joyce Gan board certified?
Yes. Dr. Gan is board certified in pediatric endocrinology by the American Board of Pediatrics.
Where did Dr. Mary Joyce Gan go to medical school?
Dr. Gan graduated from University of Santo Tomas in 1999.
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Has Dr. Mary Joyce Gan received payments from drug or device companies?
CMS Open Payments shows $932 in general payments to Dr. Gan from 11 companies from 2016 to 2025. The largest total came from Tandem Diabetes Care, Inc.
How long has Dr. Mary Joyce Gan been practicing?
Dr. Gan graduated from medical school in 1999, 27 years ago.
Does Dr. Mary Joyce Gan do research?
Dmand AI links 1 publication to Dr. Gan.
Who does Dr. Mary Joyce Gan publish with?
Dr. Gan's most frequent co-authors are Michael James Haller, MD (1 shared paper).
What insurance does Dr. Mary Joyce Gan accept?
Dr. Gan is in network with 19 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. PPO plans come from the most carriers, 12. Check the plan with the practice before a visit.
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