Dr. Dan B. Ellis, MD
- Medicare services, 2024
- 28
- Medicare patients, 2024
- 99
- Hospital affiliations
- 2
- Industry payments
- $158
- Medical groups
- 3
- Practice address
- 243 Charles Street, Boston, MA 02114
- Practice phone
- Call (617) 523-7900
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Ellis' professional email, personal email and mobile number
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Dr. Dan B. Ellis is an anesthesiologist in Boston, Massachusetts
Dr. Ellis practices at Massachusetts Eye and Ear in Boston, Massachusetts, part of Mass General Brigham.
Dr. Ellis' NPI, 1437391497, was assigned on April 6, 2009. Dr. Ellis graduated from Baylor College of Medicine in 2006. Dr. Ellis holds Texas license N5034.
- NPI
- 1437391497NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0446445506
- NPI enumeration date
- April 6, 2009
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (617) 523-7900
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 46
- Medical school graduation
- 2006
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Dan B. Ellis practices at Massachusetts Eye and Ear in Boston, Massachusetts
Dr. Ellis' primary practice is Massachusetts Eye and Ear, at 243 Charles Street, Boston, MA 02114 in Suffolk County. The practice phone is (617) 523-7900.
- Massachusetts Eye and Ear243 Charles Street, Boston, MA 02114 · Suffolk CountyPhone(617) 523-7900
Source: Dmand AI Affiliation Data
Dr. Dan B. Ellis is affiliated with 2 sites of care and 3 medical groups
Dr. Ellis' primary practice is Massachusetts Eye and Ear in Boston, Massachusetts, part of Mass General Brigham. Dr. Ellis is also affiliated with Massachusetts General Hospital. The medical group on file is Massachusetts General Physicians Organization (MGPO). Dmand AI also links Dr. Ellis 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. Dan B. Ellis' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Ellis practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Massachusetts Eye and Ear | Available with a free account |
| +1 more site and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Dan B. Ellis is one of 1,552 anesthesiologists in Massachusetts
Anesthesiology is Dr. Ellis' primary specialty in the NPI Registry, under taxonomy code 207L00000X. Dmand AI has Dr. Ellis' licenses on file in 2 states: Texas and Massachusetts.
Specialties and state licenses
- Anesthesiology, TexasPrimary
- Massachusetts license
Anesthesiologists near Dr. Ellis
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. Dan B. Ellis billed Medicare for 28 services in 2024
CMS data shows 28 Medicare services from Dr. Ellis across 2 procedure codes in 2024, for 99 Medicare patients. Medicare paid $7,700 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Ellis' Medicare services by type, 2023 to 2024
- 2023
- 2024
- Anesthesia
- 2023: 262024: 288%
Dr. Ellis compared with the Massachusetts median for anesthesiologists, 2024
- Dr. Ellis
- Massachusetts median
- Medicare services
- 28vs 12678% below
- Medicare patients
- 99vs 20051% below
Medians across 1,366 anesthesiologists in Massachusetts with Dmand AI profiles that report each measure.
Dr. Ellis' 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. Ellis?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Ellis and other anesthesiologists in Massachusetts.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Dan B. Ellis treated 99 Medicare patients in 2024, average age 71
CMS counts 99 Medicare patients who saw Dr. Ellis in 2024. The largest group is 75 to 84, with 42 patients. 75% of them have high cholesterol, and 70% have high blood pressure. 23% are also on Medicaid. Their average risk score is 2.29, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Ellis' median patient age at 58, with 52% women.
Dr. Ellis' Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Ellis' Medicare patients by sex, 2024
- Women6061%
- Men3939%
Chronic conditions among Dr. Ellis' Medicare patients, 2024
- High cholesterol75%
- High blood pressure70%
- Arthritis51%
- Anxiety41%
- Mood disorders40%
- Cancer39%
- Depression37%
- Chronic kidney disease33%
Share of Medicare patients with each condition. A patient can have several.
Dr. Ellis' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 58
Patient panel by sex, all payers
- Women52%
- Men48%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
How Dr. Dan B. Ellis takes part in Medicare
Dr. Ellis 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. Dan B. Ellis received $158 in industry payments from 2017 to 2025
CMS Open Payments shows 3 general payments to Dr. Ellis from 2 drug and device companies from 2017 to 2025. Food and beverage make up the largest share, 100% of the total. Cook Medical LLC paid the most, $131.
General payments to Dr. Ellis by program year, 2017 to 2025
Companies that paid Dr. Ellis the most, 2017 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Dan B. Ellis graduated from Baylor College of Medicine
Dr. Ellis graduated from Baylor College of Medicine in 2006.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Dan B. Ellis'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) |
| 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. Dan B. Ellis
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. Dan B. Ellis' NPI number?
Dr. Dan B. Ellis' NPI number is 1437391497. It was assigned on April 6, 2009, and it is active in the NPI Registry.
What kind of doctor is Dr. Dan B. Ellis?
Dr. Dan B. Ellis is an anesthesiologist in Boston, Massachusetts. The primary specialty in the NPI Registry is Anesthesiology Physician (taxonomy code 207L00000X).
Where does Dr. Dan B. Ellis practice?
Dr. Ellis practices at 243 Charles Street, Boston, MA 02114. Dr. Ellis' primary practice is Massachusetts Eye and Ear in Boston, Massachusetts, part of Mass General Brigham. Dmand AI also links Dr. Ellis to 2 medical groups.
What is Dr. Dan B. Ellis' office phone number?
The practice phone on file for Dr. Ellis is (617) 523-7900.
What is Dr. Dan B. Ellis' medical license number?
Dr. Ellis holds Texas license N5034, one of the licenses on file in 2 states.
Which states has Dr. Dan B. Ellis been licensed in?
Dmand AI has state licenses on file for Dr. Ellis in Texas and Massachusetts.
Which hospitals is Dr. Dan B. Ellis affiliated with?
Dr. Ellis practices at Massachusetts Eye and Ear in Boston, Massachusetts. Dr. Ellis is also affiliated with Massachusetts General Hospital.
What medical group is Dr. Dan B. Ellis part of?
Dr. Ellis is linked to Massachusetts General Physicians Organization (MGPO). Dmand AI links Dr. Ellis to 2 more medical groups.
Does Dr. Dan B. Ellis accept Medicare?
Yes. CMS data shows Dr. Ellis billed Medicare for 28 services in 2024, and Dr. Ellis accepts Medicare assignment.
How many Medicare patients does Dr. Dan B. Ellis see?
CMS counts 99 Medicare patients who saw Dr. Ellis in 2024, with an average age of 71.
Show 4 more questionsShow fewer questions
What services does Dr. Dan B. Ellis bill to Medicare?
In 2024, Dr. Ellis' most billed Medicare services were anesthesia (00790) and anesthesia (00840).
Where did Dr. Dan B. Ellis go to medical school?
Dr. Ellis graduated from Baylor College of Medicine in 2006.
Has Dr. Dan B. Ellis received payments from drug or device companies?
CMS Open Payments shows $158 in general payments to Dr. Ellis from 2 companies from 2017 to 2025. The largest total came from Cook Medical LLC.
How long has Dr. Dan B. Ellis been practicing?
Dr. Ellis graduated from medical school in 2006, 20 years ago.
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