Dr. Daniel Fischer, MD
- Medicare services, 2024
- 103
- Medicare patients, 2024
- 220
- Part D claims, 2022
- 39
- Hospital affiliations
- 2
- Industry payments
- $48
- Practice address
- 41 Highland Avenue, Winchester, MA 01890
- Practice phone
- Call (781) 729-9000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Fischer's professional email, personal email and mobile number
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Dr. Daniel Fischer is an anesthesiologist in Winchester, Massachusetts
Dr. Fischer practices at Winchester Hospital in Winchester, Massachusetts, part of Beth Israel Lahey Health.
Dr. Fischer's NPI, 1942658026, was assigned on May 30, 2016. Dr. Fischer graduated from Loyola University of Chicago, Stritch School of Medicine in 2016. Dr. Fischer holds Massachusetts license 283980.
- NPI
- 1942658026NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6901190206
- NPI enumeration date
- May 30, 2016
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (781) 729-9000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 36
- Medical school graduation
- 2016
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Daniel Fischer practices at Winchester Hospital in Winchester, Massachusetts
Dr. Fischer's primary practice is Winchester Hospital, at 41 Highland Avenue, Winchester, MA 01890 in Middlesex County. The practice phone is (781) 729-9000.
- Winchester Hospital41 Highland Avenue, Winchester, MA 01890 · Middlesex CountyPhone(781) 729-9000
Source: Dmand AI Affiliation Data
Dr. Daniel Fischer is affiliated with 2 sites of care and 3 medical groups
Dr. Fischer's primary practice is Winchester Hospital in Winchester, Massachusetts, part of Beth Israel Lahey Health. Dr. Fischer is also affiliated with Brigham and Women's Hospital. The medical group on file is Winchester Anesthesia Associates. Dmand AI also links Dr. Fischer to 2 more medical groups, 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. Daniel Fischer's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Fischer practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Winchester Hospital | Available with a free account |
| +1 more site and 2 medical groups | 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 Beth Israel Lahey Health and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Daniel Fischer is one of 1,552 anesthesiologists in Massachusetts
Anesthesiology is Dr. Fischer's primary specialty in the NPI Registry, under taxonomy code 207L00000X. Dmand AI has Dr. Fischer's licenses on file in 2 states: Massachusetts and Illinois.
Specialties and state licenses
- Anesthesiology, MassachusettsPrimary
- Internal medicine, Illinois
Anesthesiologists near Dr. Fischer
Counts of anesthesiologists 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 Fischer billed Medicare for 103 services in 2024
CMS data shows 103 Medicare services from Dr. Fischer across 5 procedure codes in 2024, for 220 Medicare patients. Medicare paid $8,452 for them.
Dr. Fischer's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Anesthesia
- 2023: 932024: 10311%
- Imaging
- 2023: 132024: 0100%
- Surgery
- 2023: 272024: 0100%
Where Dr. Fischer's Medicare services took place, 2024
- In an office5654%
- In a facility4746%
Dr. Fischer compared with the Massachusetts median for anesthesiologists, 2024
- Dr. Fischer
- Massachusetts median
- Medicare services
- 103vs 12618% below
- Medicare patients
- 220vs 20010% above
- Part D claims
- 39vs 2934% above
Medians across 1,366 anesthesiologists in Massachusetts with Dmand AI profiles that report each measure.
Dr. Fischer's most billed Medicare procedure codes, 2024
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. Fischer?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Fischer and other anesthesiologists in Massachusetts.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Daniel Fischer treated 220 Medicare patients in 2024, average age 75
CMS counts 220 Medicare patients who saw Dr. Fischer in 2024. The largest group is 65 to 74, with 101 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 13% are also on Medicaid. Their average risk score is 1.44, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Fischer's median patient age at 50, with 63% women.
Dr. Fischer's Medicare patients by age, 2024
Dr. Fischer's Medicare patients by sex, 2024
- Women12657%
- Men9443%
Chronic conditions among Dr. Fischer's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis59%
- Anxiety31%
- Chronic kidney disease30%
- Mood disorders30%
- Atrial fibrillation27%
- Diabetes27%
Share of Medicare patients with each condition. A patient can have several.
Dr. Fischer's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 50
Patient panel by sex, all payers
- Women63%
- Men35%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Daniel Fischer wrote 39 Medicare Part D claims in 2022
In 2022, Dr. Fischer wrote 39 Medicare Part D claims. Every claim was for a generic drug. They cover 2 drugs, with $243 in total drug cost.
Dr. Fischer's most prescribed drugs by claims, 2022
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
How Dr. Daniel Fischer takes part in Medicare
Dr. Fischer 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)
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Dr. Daniel Fischer received $48 in industry payments in 2024
CMS Open Payments shows 2 general payments to Dr. Fischer from 2 drug and device companies in 2024. Food and beverage make up the largest share, 100% of the total. Lundbeck LLC paid the most, $33.
Companies that paid Dr. Fischer the most, 2024 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Daniel Fischer graduated from Loyola University of Chicago, Stritch School of Medicine
Dr. Fischer graduated from Loyola University of Chicago, Stritch School of Medicine in 2016.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Daniel Fischer'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 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 DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab) |
| 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 Dr. Daniel Fischer
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 Fischer's NPI number?
Dr. Daniel Fischer's NPI number is 1942658026. It was assigned on May 30, 2016, and it is active in the NPI Registry.
What kind of doctor is Dr. Daniel Fischer?
Dr. Daniel Fischer is an anesthesiologist in Winchester, Massachusetts. The primary specialty in the NPI Registry is Anesthesiology Physician (taxonomy code 207L00000X).
Where does Dr. Daniel Fischer practice?
Dr. Fischer practices at 41 Highland Avenue, Winchester, MA 01890. Dr. Fischer's primary practice is Winchester Hospital in Winchester, Massachusetts, part of Beth Israel Lahey Health. Dmand AI also links Dr. Fischer to 2 medical groups.
What is Dr. Daniel Fischer's office phone number?
The practice phone on file for Dr. Fischer is (781) 729-9000.
What is Dr. Daniel Fischer's medical license number?
Dr. Fischer holds Massachusetts license 283980, one of the licenses on file in 2 states.
Which states has Dr. Daniel Fischer been licensed in?
Dmand AI has state licenses on file for Dr. Fischer in Massachusetts and Illinois.
Which hospitals is Dr. Daniel Fischer affiliated with?
Dr. Fischer practices at Winchester Hospital in Winchester, Massachusetts. Dr. Fischer is also affiliated with Brigham and Women's Hospital.
What medical group is Dr. Daniel Fischer part of?
Dr. Fischer is linked to Winchester Anesthesia Associates. Dmand AI links Dr. Fischer to 2 more medical groups.
Does Dr. Daniel Fischer accept Medicare?
Yes. CMS data shows Dr. Fischer billed Medicare for 103 services in 2024, and Dr. Fischer accepts Medicare assignment.
How many Medicare patients does Dr. Daniel Fischer see?
CMS counts 220 Medicare patients who saw Dr. Fischer in 2024, with an average age of 75.
Show 5 more questionsShow fewer questions
What services does Dr. Daniel Fischer bill to Medicare?
In 2024, Dr. Fischer's most billed Medicare services were anesthesia (00731), anesthesia (00811) and anesthesia (00812).
Where did Dr. Daniel Fischer go to medical school?
Dr. Fischer graduated from Loyola University of Chicago, Stritch School of Medicine in 2016.
What drugs does Dr. Daniel Fischer prescribe most?
In 2022 Medicare Part D data, Dr. Fischer's most prescribed drugs by claims were Levothyroxine Sodium and Omeprazole.
Has Dr. Daniel Fischer received payments from drug or device companies?
CMS Open Payments shows $48 in general payments to Dr. Fischer from 2 companies from 2024 to 2024. The largest total came from Lundbeck LLC.
How long has Dr. Daniel Fischer been practicing?
Dr. Fischer graduated from medical school in 2016, 10 years ago.
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