Dan E. Ryan
- Medicare patients, 2024
- 135
- Hospital affiliations
- 1
- Medical group
- 1
- State license
- 1
- Year NPI issued
- 2015
- Practice address
- 800 Washington Street, Boston, MA 02111
- Practice phone
- Call (617) 636-5000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dan Ryan'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.
Dan E. Ryan is a nurse anesthetist in Boston, Massachusetts
Dan Ryan practices at Tufts Medical Center in Boston, Massachusetts, part of Tufts Medicine.
Dan Ryan's NPI, 1659750255, was assigned on May 28, 2015. Dan Ryan holds Massachusetts license RN2265374.
- NPI
- 1659750255NPI Registry (opens in a new tab)
- Medicare PAC ID
- 2668746165
- NPI enumeration date
- May 28, 2015
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (617) 636-5000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 35
- Medical school graduation
- 2017
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dan E. Ryan practices at Tufts Medical Center in Boston, Massachusetts
Dan Ryan's primary practice is Tufts Medical Center, at 800 Washington Street, Boston, MA 02111 in Suffolk County. The practice phone is (617) 636-5000.
- Tufts Medical Center800 Washington Street, Boston, MA 02111 · Suffolk CountyPhone(617) 636-5000
Source: Dmand AI Affiliation Data
Dan E. Ryan is affiliated with 2 sites of care and 1 medical group
Dan Ryan's primary practice is Tufts Medical Center in Boston, Massachusetts, part of Tufts Medicine. The medical group on file is Pratt Anesthesiology Associates. Dmand AI also links Dan Ryan to 1 more imaging center, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dan E. Ryan's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dan Ryan practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Tufts Medical Center | Available with a free account |
| +1 more affiliated site | 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 Tufts Medicine and 6.2K+ hospitals, with verified contacts in the same login.
Dan E. Ryan is one of 1,027 nurse anesthetists in Massachusetts
Nurse anesthetist, certified registered is Dan Ryan's primary specialty in the NPI Registry, under taxonomy code 367500000X. Dan Ryan is licensed in Massachusetts.
Specialties and state licenses
- Certified registered nurse anesthetist, MassachusettsPrimary
Nurse anesthetists near Dan Ryan
Counts of nurse anesthetists 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
Dan E. Ryan treated 135 Medicare patients in 2024, average age 74
CMS counts 135 Medicare patients who saw Dan Ryan in 2024. The largest group is 65 to 74, with 63 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 22% are also on Medicaid. Their average risk score is 1.78, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dan Ryan's median patient age at 63, with 44% women.
Dan Ryan's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dan Ryan's Medicare patients by sex, 2024
- Women6850%
- Men6750%
Chronic conditions among Dan Ryan's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Ischemic heart disease54%
- Arthritis48%
- Atrial fibrillation39%
- Chronic kidney disease36%
- Heart failure36%
- Anxiety33%
Share of Medicare patients with each condition. A patient can have several.
Dan Ryan's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 63
Patient panel by sex, all payers
- Women44%
- Men55%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
How Dan E. Ryan takes part in Medicare
Dan Ryan 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)
Sources for Dan E. Ryan'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 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) |
| 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 Dan E. Ryan
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dan E. Ryan's NPI number?
Dan E. Ryan's NPI number is 1659750255. It was assigned on May 28, 2015, and it is active in the NPI Registry.
What does Dan E. Ryan specialize in?
Dan E. Ryan is a nurse anesthetist in Boston, Massachusetts. The primary specialty in the NPI Registry is Certified Registered Nurse Anesthetist (taxonomy code 367500000X).
Where does Dan E. Ryan practice?
Dan Ryan practices at 800 Washington Street, Boston, MA 02111. Dan Ryan's primary practice is Tufts Medical Center in Boston, Massachusetts, part of Tufts Medicine. Dmand AI also links Dan Ryan to 1 imaging center.
What is Dan E. Ryan's office phone number?
The practice phone on file for Dan Ryan is (617) 636-5000.
What is Dan E. Ryan's medical license number?
Dan Ryan holds Massachusetts license RN2265374.
Which hospitals is Dan E. Ryan affiliated with?
Dan Ryan practices at Tufts Medical Center in Boston, Massachusetts.
What medical group is Dan E. Ryan part of?
Dan Ryan is linked to Pratt Anesthesiology Associates.
Does Dan E. Ryan accept Medicare?
Yes. CMS lists Dan Ryan as accepting Medicare assignment.
How many Medicare patients does Dan E. Ryan see?
CMS counts 135 Medicare patients who saw Dan Ryan in 2024, with an average age of 74.
How long has Dan E. Ryan been practicing?
Dan Ryan graduated from medical school in 2017, 9 years ago.
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