Dr. Margaret Hollister, MD
- Hospital affiliations
- 1
- Industry payments
- $502
- Medical group
- 1
- State license
- 1
- Year NPI issued
- 2006
- Practice address
- 601 Elmwood Ave, Rochester, NY 14642
- Practice phone
- Call (585) 275-2121
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Hollister'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. Margaret Hollister is a pediatrician in Rochester, New York
Dr. Hollister practices at Strong Memorial Hospital in Rochester, New York, part of University of Rochester Medical Center.
Dr. Hollister's NPI, 1639143233, was assigned on February 13, 2006. Dr. Hollister holds New York license 149997.
- NPI
- 1639143233NPI Registry (opens in a new tab)
- NPI enumeration date
- February 13, 2006
- NPI status
- Active
- Practice phone
- (585) 275-2121
- 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 Affiliation Data
Dr. Margaret Hollister practices at Strong Memorial Hospital in Rochester, New York
Dr. Hollister's primary practice is Strong Memorial Hospital, at 601 Elmwood Ave, Rochester, NY 14642 in Monroe County. The practice phone is (585) 275-2121.
- Strong Memorial Hospital601 Elmwood Ave, Rochester, NY 14642 · Monroe CountyPhone(585) 275-2121
Source: Dmand AI Affiliation Data
Dr. Margaret Hollister is affiliated with 2 sites of care and 1 medical group
Dr. Hollister's primary practice is Strong Memorial Hospital in Rochester, New York, part of University of Rochester Medical Center. Dmand AI also links Dr. Hollister to 1 group practice or clinic 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 Dr. Margaret Hollister's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Hollister practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Strong Memorial Hospital | Available with a free account |
| +1 more site and 1 medical group | 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 University of Rochester Medical Center and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Margaret Hollister is one of 4,313 pediatricians in New York
Pediatrics is Dr. Hollister's primary specialty in the NPI Registry, under taxonomy code 208000000X. Dr. Hollister is licensed in New York.
Specialties and state licenses
- Pediatrics, New YorkPrimary
Pediatricians near Dr. Hollister
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. Margaret Hollister's patients have a median age of 20
Across all payers, Dmand AI patient panel data puts Dr. Hollister's median patient age at 20, with 83% women.
Dr. Hollister's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 20
Patient panel by sex, all payers
- Women83%
- Men17%
Source: Dmand AI Patient Panel Data
Dr. Margaret Hollister received $502 in industry payments from 2016 to 2018
CMS Open Payments shows 31 general payments to Dr. Hollister from 10 drug and device companies from 2016 to 2018. Food and beverage make up the largest share, 100% of the total. Shire North American Group Inc paid the most, $143.
General payments to Dr. Hollister by program year, 2016 to 2018
Companies that paid Dr. Hollister the most, 2016 to 2018
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Margaret Hollister'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 |
| 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. Margaret Hollister
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. Margaret Hollister's NPI number?
Dr. Margaret Hollister's NPI number is 1639143233. It was assigned on February 13, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Margaret Hollister?
Dr. Margaret Hollister is a pediatrician in Rochester, New York. The primary specialty in the NPI Registry is Pediatrics Physician (taxonomy code 208000000X).
Where does Dr. Margaret Hollister practice?
Dr. Hollister practices at 601 Elmwood Ave, Rochester, NY 14642. Dr. Hollister's primary practice is Strong Memorial Hospital in Rochester, New York, part of University of Rochester Medical Center. Dmand AI also links Dr. Hollister to 1 group practice or clinic and 1 medical group.
What is Dr. Margaret Hollister's office phone number?
The practice phone on file for Dr. Hollister is (585) 275-2121.
What is Dr. Margaret Hollister's medical license number?
Dr. Hollister holds New York license 149997.
Which hospitals is Dr. Margaret Hollister affiliated with?
Dr. Hollister practices at Strong Memorial Hospital in Rochester, New York.
Has Dr. Margaret Hollister received payments from drug or device companies?
CMS Open Payments shows $502 in general payments to Dr. Hollister from 10 companies from 2016 to 2018. The largest total came from Shire North American Group Inc.
How long has Dr. Margaret Hollister been practicing?
Dr. Hollister's NPI was assigned in 2006.
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