NPPES file of Aug 9, 2026

Tiffany Lynn Ryan, CRNA

Certified Registered Nurse Anesthetist · Boston, MA

Tiffany Lynn Ryan, CRNA is a certified registered nurse anesthetist with a practice address in Boston, Massachusetts, and NPI 1285047233, issued on Jun 7, 2014. Check the license (Massachusetts RN280202, as entered in NPPES) with the Massachusetts board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1285047233
Name
Tiffany Lynn Ryan
Credential
CRNA
Primary taxonomy
Certified Registered Nurse Anesthetist 367500000X
License number
RN280202 MA
Self-reported in NPPES; status is on the state search
Practice location
243 Charles St, Boston, MA 02114
Phone
(617) 804-4721
Enumerated
Jun 7, 2014
Record last updated
Jul 18, 2025
Medicare enrollment
Enrolled (PECOS I20141002000128); may accept Medicare assignment
Medical or professional school
Northeastern Ohio University College Of Medicine, 2014
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 243 Charles St

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Bardia AbbasiNeurology Physician1629429543
  2. Dunia Abdul-Aziz, MDOtolaryngology Physician1487880985
  3. Hasan Abdulbaki, MDStudent in an Organized Health Care Education/Training Program1811790512
  4. Inas Aboobakar, M.D.Ophthalmology Physician1760846265
  5. Jihad Achkar, M.D.Otolaryngology Physician1811203763
  6. Alessandro Adad Jammal, MD, PHDOphthalmology Physician1518725480

Verify Tiffany Lynn Ryan in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Massachusetts board licenses this profession
    Search for license RN280202
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the Massachusetts license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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Bills Medicare through 3 group practices

  1. Coastline Anesthesia, LLCWarwick, RI
  2. Massachusetts Eye And Ear Associates, IncBoston, MA
  3. University Gastroenterology, LLCProvidence, RI

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Tiffany Lynn Ryan among 1,342 certified registered nurse anesthetist records in Massachusetts

Tiffany Lynn Ryan, CRNA is one of 1,342 certified registered nurse anesthetist records with a practice address in Massachusetts. 77% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2014, is newer than 57% of them.

  • NPI issued2014 · 57% of these records are older, 39% newer
  • In a Medicare fileYes · 77% of these records are
  • In the CMS Doctors and Clinicians fileYes · 75% of these records are
  • Graduated2014 · median 2013 among the 1,006 with a school on file
  • Record last updated2025 · 59% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 367500000X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Certified Registered Nurse Anesthetist providers in Massachusetts

There are 1,342 certified registered nurse anesthetist records in Massachusetts.

The 8 certified registered nurse anesthetist records with the nearest ZIP codes

  1. Robert Barboza, CRNABoston, MA 021141568463495
  2. Christian Brice, CRNABoston, MA 021141184784738
  3. Janice Carey, CRNABoston, MA 021141174581268
  4. Celeste Day, CRNABoston, MA 021141295800217
  5. William Fehder, CRNABoston, MA 021141962491365
  6. Tracy Jonassaint, CRNABoston, MA 021141609842574
  7. Linda Kovitch, CRNABoston, MA 021141689649428
  8. Susan Maher, CRNABoston, MA 021141013076066

Common questions

What is Tiffany Lynn Ryan, CRNA's NPI number?

Tiffany Lynn Ryan, CRNA's National Provider Identifier (NPI) is 1285047233, issued on Jun 7, 2014. An NPI identifies a provider in billing; it is not a license.

Where is Tiffany Lynn Ryan, CRNA located?

The NPPES record lists a practice address at 243 Charles St, Boston, MA, 02114. Phone: (617) 804-4721. Providers update this record themselves, so call before visiting.

How can I verify Tiffany Lynn Ryan, CRNA's license?

NPPES lists Massachusetts license number RN280202, as entered by the provider. Search the Massachusetts board that licenses this profession; the NPPES record confirms identity only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.