Clin Gastroenterol Hepatol
Abdominal PainDefecationDiarrhea
Dr. Daniel Friedlander, MD
NPI1518985670
- Medicare services, 2019
- 66
- Part D claims, 2019
- 28
- Publications
- 7
- Industry payments
- $217
- Affiliated sites
- 1
- Practice address
- 955 Main St, Winchester, MA 01890-1961
- Practice phone
- Call (781) 756-0600
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Daniel Friedlander
Physician office · Winchester, Massachusetts
Find Dr. Friedlander's professional email, personal email and mobile number
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Dr. Daniel Friedlander is a gastroenterologist in Boston, Massachusetts
Dr. Friedlander practices at Daniel Friedlander in Winchester, Massachusetts.
Dr. Friedlander's NPI, 1518985670, was assigned on July 17, 2006. Dr. Friedlander holds Massachusetts license 35880.
NPI and contact details
- NPI
- 1518985670NPI Registry (opens in a new tab)
- NPI enumeration date
- July 17, 2006
- NPI status
- Active
- Practice phone
- (781) 756-0600
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Daniel Friedlander practices in Winchester and Boston
Dr. Friedlander's primary practice is Daniel Friedlander, at 955 Main St, Winchester, MA 01890-1961. The practice phone is (781) 756-0600. The NPI Registry lists Dr. Friedlander's practice address as 330 Brookline Ave, Boston, MA 02215-5400.
- Daniel FriedlanderPrimary955 Main St, Winchester, MA 01890-1961Phone(781) 756-0600
- NPI Registry address330 Brookline Ave, Boston, MA 02215-5400Phone(617) 667-2138
Sources: NPPES NPI Registry (CMS); Dmand AI Affiliation Data; and Dmand AI Practice Data
Dr. Daniel Friedlander is affiliated with 1 site of care
Dr. Friedlander's primary practice is Daniel Friedlander in Winchester, Massachusetts.
Daniel FriedlanderPrimary
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Daniel Friedlander's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Friedlander practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Daniel Friedlander | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Daniel Friedlander is one of 597 gastroenterologists in Massachusetts
Gastroenterology is Dr. Friedlander's primary specialty in the NPI Registry, under taxonomy code 207RG0100X. Dr. Friedlander is licensed in Massachusetts.
Specialties and state licenses
- Gastroenterology, MassachusettsPrimary
Gastroenterologists near Dr. Friedlander
Counts of gastroenterologists 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. Daniel Friedlander billed Medicare for 66 services in 2019
CMS data shows 66 Medicare services from Dr. Friedlander across 2 procedure codes in 2019, all of them office visits. Medicare paid $3,524 for them. Every service was in a facility, such as a hospital, rather than an office.
Medicare services, 201966
Paid by Medicare$3,524
Procedure codes2
Dr. Friedlander's Medicare services by type, 2018 to 2019
- 2018
- 2019
- Office and hospital visits
- 2018: 1042019: 6637%
Dr. Friedlander compared with the Massachusetts median for gastroenterologists, 2019
- Dr. Friedlander
- Massachusetts median
- Medicare services
- 66vs 51987% below
- Part D claims
- 28vs 30091% below
Medians across 583 gastroenterologists in Massachusetts with Dmand AI profiles that report each measure.
Dr. Friedlander's most billed Medicare procedure codes, 2019
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Friedlander and other gastroenterologists in Massachusetts.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Daniel Friedlander's patients have a median age of 49
Across all payers, Dmand AI patient panel data puts Dr. Friedlander's median patient age at 49, with 0% women.
Dr. Friedlander's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 49
Patient panel by sex, all payers
- Women0%
- Men100%
Source: Dmand AI Patient Panel Data
Dr. Daniel Friedlander wrote 28 Medicare Part D claims in 2019
In 2019, Dr. Friedlander wrote 28 Medicare Part D claims. They cover 2 drugs, with $6,699 in total drug cost. In 2018, CMS named 38 claims across 3 drugs.
Part D claims, 201928
Drugs named by CMS2
Total drug cost$6,699
Dr. Friedlander's most prescribed drugs by claims, 2019
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, 2018 to 2019
- 2018
- 2019
- Claims for drugs CMS names
- 2018: 382019: 2826%
Drugs named by CMS: 2 in 2019, 3 in 2018.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
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Dr. Daniel Friedlander has 7 publications on record
Dmand AI links 7 papers to Dr. Friedlander, published from 2017 to 2019. 2018 was the busiest year, with 2. The most frequent topics are Emergency Service, Hospital, Diarrhea and Length of Stay. Dr. Friedlander has published most often in Am J Gastroenterol. Dr. Friedlander's most frequent co-authors are Judy Whey-Lin Nee, Vikram Rangan and Prashant Singh, MBBS.
Papers7
Years published2017 to 2019
Dr. Friedlander's papers by year, 2017 to 2019
Topics Dr. Friedlander writes about most
- Emergency Service, Hospital
- Diarrhea
- Length of Stay
- Age Distribution
- Cost of Illness
- Nutrition Surveys
- Sex Distribution
Dr. Friedlander's most frequent co-authors
Recent publications by Dr. Friedlander
Emergency Service, HospitalFecal ImpactionLength of Stay
Am J Gastroenterol
DepressionDiarrheaDiet
Age DistributionDigestive System Surgical ProceduresDiverticulitis
Am J Gastroenterol
ConstipationDiabetes Mellitus, Type 2Diarrhea
See who Dr. Friedlander researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Friedlander 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. Daniel Friedlander received $217 in industry payments in 2018
CMS Open Payments shows 1 general payment to Dr. Friedlander from 1 drug or device company in 2018. Food and beverage make up the largest share, 100% of the total. Ethicon Inc. paid the most, $217.
Companies that paid Dr. Friedlander the most, 2018 to 2018
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Daniel Friedlander'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 Affiliation DataDmand AI Practice 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) |
| 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. Daniel Friedlander
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. Daniel Friedlander's NPI number?
Dr. Daniel Friedlander's NPI number is 1518985670. It was assigned on July 17, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Daniel Friedlander?
Dr. Daniel Friedlander is a gastroenterologist in Boston, Massachusetts. The primary specialty in the NPI Registry is Gastroenterology Physician (taxonomy code 207RG0100X).
Where does Dr. Daniel Friedlander practice?
Dr. Friedlander practices at 955 Main St, Winchester, MA 01890-1961. Dr. Friedlander also practices at 330 Brookline Ave, Boston, MA 02215-5400. Dr. Friedlander's primary practice is Daniel Friedlander in Winchester, Massachusetts.
What is Dr. Daniel Friedlander's office phone number?
The practice phone on file for Dr. Friedlander is (781) 756-0600.
What is Dr. Daniel Friedlander's medical license number?
Dr. Friedlander holds Massachusetts license 35880.
Does Dr. Daniel Friedlander accept Medicare?
Yes. CMS data shows Dr. Friedlander billed Medicare for 66 services in 2019.
What services does Dr. Daniel Friedlander bill to Medicare?
In 2019, Dr. Friedlander's most billed Medicare services were office visit, established patient (99214) and office visit, established patient (99213).
What drugs does Dr. Daniel Friedlander prescribe most?
In 2019 Medicare Part D data, Dr. Friedlander's most prescribed drugs by claims were Cholestyramine and Colesevelam HCl.
Has Dr. Daniel Friedlander received payments from drug or device companies?
CMS Open Payments shows $217 in general payments to Dr. Friedlander from 1 company from 2018 to 2018. The largest total came from Ethicon Inc.
How long has Dr. Daniel Friedlander been practicing?
Dr. Friedlander's NPI was assigned in 2006.
Does Dr. Daniel Friedlander do research?
Dmand AI links 7 publications to Dr. Friedlander, published from 2017 to 2019.
Who does Dr. Daniel Friedlander publish with?
Dr. Friedlander's most frequent co-authors are Judy Whey-Lin Nee (7 shared papers), Vikram Rangan (4 shared papers) and Prashant Singh, MBBS (4 shared papers).
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