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Dr. Robert Joseph Dorff, MD
NPI1831116359
- Medicare services, 2017
- 2,609
- Part D claims, 2017
- 391
- Publications
- 1
- Industry payments
- $446
- Affiliated sites
- 1
- Practice address
- 1925 Mizell Ave Suite 204 Suite 204, Winter Park, FL 32792
- Practice phone
- Call (407) 629-6644
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Robert J Dorff MD PA
Physician office · Winter Park, Florida
Find Dr. Dorff'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. Robert Joseph Dorff is a gastroenterologist in Winter Park, Florida
Dr. Dorff practices at Robert J Dorff MD PA in Winter Park, Florida.
Dr. Dorff's NPI, 1831116359, was assigned on July 17, 2006. Dr. Dorff graduated from George Washington University School of Medicine and Health Sciences in 1975. Dr. Dorff's Florida license number on file is ME38152.
NPI and contact details
- NPI
- 1831116359NPI Registry (opens in a new tab)
- NPI enumeration date
- July 17, 2006
- NPI status
- Active
- Practice phone
- (407) 629-6644
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Medical school graduation
- 1975
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Robert Joseph Dorff practices at Robert J Dorff MD PA in Winter Park, Florida
Dr. Dorff's primary practice is Robert J Dorff MD PA, at 1925 Mizell Ave Suite 204 Suite 204, Winter Park, FL 32792. The practice phone is (407) 629-6644.
- Robert J Dorff MD PA1925 Mizell Ave Suite 204 Suite 204, Winter Park, FL 32792Phone(407) 629-6644
Source: Dmand AI Affiliation Data
Dr. Robert Joseph Dorff is affiliated with 1 site of care
Dr. Dorff's primary practice is Robert J Dorff MD PA in Winter Park, Florida.
Robert J Dorff MD PAPrimary
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Robert Joseph Dorff's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Dorff practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Robert J Dorff MD PA | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Robert Joseph Dorff is one of 1,364 gastroenterologists in Florida
Gastroenterology is Dr. Dorff's primary specialty in the NPI Registry, under taxonomy code 207RG0100X. Dmand AI has Dr. Dorff's licenses on file in 2 states: Florida and Ohio.
Specialties and state licenses
- Gastroenterology, FloridaPrimary
- Ohio license
Gastroenterologists near Dr. Dorff
Counts of gastroenterologists with a Dmand AI profile, by place and practice. Each opens the list.
1,364gastroenterologists in Florida
2gastroenterologists in Winter Park
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Robert Joseph Dorff billed Medicare for 2,609 services in 2017
CMS data shows 2,609 Medicare services from Dr. Dorff across 22 procedure codes in 2017. Medicare paid $161,435 for them.
Medicare services, 20172,609
Paid by Medicare$161,435
Procedure codes22
Dr. Dorff's Medicare services by type, 2016 to 2017
- 2016
- 2017
- Office and hospital visits
- 2016: 2,7592017: 1,85733%
- Surgery
- 2016: 9912017: 66633%
- Lab and pathology
- 2016: 632017: 4922%
- Other services
- 2016: 422017: 3712%
Where Dr. Dorff's Medicare services took place, 2017
- In an office1,14144%
- In a facility1,46856%
Dr. Dorff compared with the Florida median for gastroenterologists, 2017
- Dr. Dorff
- Florida median
- Medicare services
- 2,609vs 5824.5 times
- Part D claims
- 391vs 50222% below
Medians across 1,320 gastroenterologists in Florida with Dmand AI profiles that report each measure.
Dr. Dorff's most billed Medicare procedure codes, 2017
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
Need commercial claims for Dr. Dorff?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Dorff and other gastroenterologists in Florida.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Robert Joseph Dorff's patients have a median age of 78
Across all payers, Dmand AI patient panel data puts Dr. Dorff's median patient age at 78, with 25% women.
Dr. Dorff's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 78
Patient panel by sex, all payers
- Women25%
- Men75%
Source: Dmand AI Patient Panel Data
Dr. Robert Joseph Dorff wrote 391 Medicare Part D claims in 2017
In 2017, Dr. Dorff wrote 391 Medicare Part D claims. They cover 12 drugs, with $82,055 in total drug cost. In 2016, CMS named 462 claims across 15 drugs.
Part D claims, 2017391
Drugs named by CMS12
Total drug cost$82,055
Dr. Dorff's most prescribed drugs by claims, 2017
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Part D claims for drugs CMS names, 2016 to 2017
- 2016
- 2017
- Claims for drugs CMS names
- 2016: 4622017: 39115%
Drugs named by CMS: 12 in 2017, 15 in 2016.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
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Dr. Robert Joseph Dorff has 1 publication on record
Dmand AI links 1 paper to Dr. Dorff.
Papers1
Recent publications by Dr. Dorff
See who Dr. Dorff researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Dorff works with, so you can find a warm path to the right gastroenterologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Robert Joseph Dorff received $446 in industry payments from 2016 to 2018
CMS Open Payments shows 7 general payments to Dr. Dorff from 6 drug and device companies from 2016 to 2018. Food and beverage make up the largest share, 100% of the total. Abbvie Inc. paid the most, $124.
General payments to Dr. Dorff by program year, 2016 to 2018
Companies that paid Dr. Dorff the most, 2016 to 2018
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Robert Joseph Dorff has 2 awards and honors on record
Dmand AI lists 2 awards for Dr. Dorff, most recently Regional Top Doctor in 2014.
Awards and honors for Dr. Dorff
- 2014
- Regional Top Doctor
- 2013
- CMS Stage 1 EHR
Source: Dmand AI Professional Profile Data
Dr. Robert Joseph Dorff graduated from George Washington University School of Medicine and Health Sciences
Dr. Dorff graduated from George Washington University School of Medicine and Health Sciences in 1975. Dr. Dorff is a member of ACP.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Robert Joseph Dorff'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 Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab) |
| 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) |
| Awards and committee roles | Dmand AI Professional Profile Data |
| 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. Robert Joseph Dorff
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. Robert Joseph Dorff's NPI number?
Dr. Robert Joseph Dorff's NPI number is 1831116359. It was assigned on July 17, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Robert Joseph Dorff?
Dr. Robert Joseph Dorff is a gastroenterologist in Winter Park, Florida. The primary specialty in the NPI Registry is Gastroenterology Physician (taxonomy code 207RG0100X).
Where does Dr. Robert Joseph Dorff practice?
Dr. Dorff practices at 1925 Mizell Ave Suite 204 Suite 204, Winter Park, FL 32792. Dr. Dorff's primary practice is Robert J Dorff MD PA in Winter Park, Florida.
What is Dr. Robert Joseph Dorff's office phone number?
The practice phone on file for Dr. Dorff is (407) 629-6644.
What is Dr. Robert Joseph Dorff's medical license number?
Dr. Dorff's Florida license number on file is ME38152, one of the licenses on file in 2 states.
Which states has Dr. Robert Joseph Dorff been licensed in?
Dmand AI has state licenses on file for Dr. Dorff in Florida (1981 to 2022) and Ohio (1978 to 1982).
Does Dr. Robert Joseph Dorff accept Medicare?
Yes. CMS data shows Dr. Dorff billed Medicare for 2,609 services in 2017.
What services does Dr. Robert Joseph Dorff bill to Medicare?
In 2017, Dr. Dorff's most billed Medicare services were office visit, established patient (99213), hospital inpatient care (99231) and surgery: digestive system (43239).
Where did Dr. Robert Joseph Dorff go to medical school?
Dr. Dorff graduated from George Washington University School of Medicine and Health Sciences in 1975.
What drugs does Dr. Robert Joseph Dorff prescribe most?
In 2017 Medicare Part D data, Dr. Dorff's most prescribed drugs by claims were Omeprazole, Dicyclomine HCl and Pantoprazole Sodium.
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Has Dr. Robert Joseph Dorff received payments from drug or device companies?
CMS Open Payments shows $446 in general payments to Dr. Dorff from 6 companies from 2016 to 2018. The largest total came from Abbvie Inc.
How long has Dr. Robert Joseph Dorff been practicing?
Dr. Dorff graduated from medical school in 1975, 51 years ago.
Does Dr. Robert Joseph Dorff do research?
Dmand AI links 1 publication to Dr. Dorff.
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