Caitlyn R. Wasserman, MD
Internal Medicine Physician · Springfield, MA
Caitlyn R. Wasserman, MD is an internal medicine physician with a practice address in Springfield, Massachusetts, and NPI 1184114720, issued on May 17, 2018. Check the license (Massachusetts 287929, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the Medicare figures below come from public CMS files.
- Name
- Caitlyn R. Wasserman
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 287929 MA
Self-reported in NPPES; status is on the state search - Practice location
- 140 High St, Springfield, MA 01105
- Phone
- (413) 794-2511
- Enumerated
- May 17, 2018
- Record last updated
- Nov 9, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (413) 794-8428
- Medicare enrollment
- Enrolled (PECOS I20210826003385); accepts Medicare assignment
- Medical or professional school
- Albany Medical College Of Union University, 2018
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 6,825 in Massachusetts → Look up another NPI →
Also registered at 140 High St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Daniel AddyMental Health Counselor1104364934
- Carol Atteberry, MAMental Health Counselor1356653166
- Sarah Bazzano, LCSWClinical Social Worker1386059392
- Samantha Boudah, MSWSocial Worker1184074577
- Cherolle BrownClinical Social Worker1609250349
- Meredith Brown, PA C MHSMedical Physician Assistant1861465528
Verify Caitlyn R. Wasserman in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
Search for license 287929Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
96% fewer Medicare Part D claims than the average internal medicine physician in 2024
117 Medicare Part D claims for 37 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 31% of claims.
Most prescribed
- Jardiance12 claims
- Trazodone Hcl12 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Bills Medicare through one group practice
- Brigham And Womens Physicians Organization IncBoston, MA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Caitlyn R. Wasserman among 6,825 internal medicine physician records in Massachusetts
Caitlyn R. Wasserman, MD is one of 6,825 internal medicine physician records with a practice address in Massachusetts. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2018, is newer than 82% of them.
- NPI issued2018 · 82% of these records are older, 16% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileYes · 60% of these records are
- Graduated2018 · median 2004 among the 4,103 with a school on file
- Record last updated2021 · 64% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
282 internal medicine physician records list a practice address in Springfield
They are 282 of the 8,553 NPPES records with a practice address in Springfield, and 6,825 internal medicine physician records in Massachusetts.
All 6,825 in Massachusetts → Every provider in Springfield → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Samuel Antiles, M.D.Springfield, MA 011051457402869
- Amy Gottlieb, MDSpringfield, MA 011051710918040
- Orlando Torres, MDSpringfield, MA 011051962585539
- Scott Barnett, MDLongmeadow, MA 011061629087598
- Alistair Bell, MDSpringfield, MA 011041265953616
- Alphonse Calvanese, MDSpringfield, MA 011041700951167
- Uma Chaganti, MDSpringfield, MA 011041609173954
- Cary Dash, MDLongmeadow, MA 011061881607513
Common questions
What is Caitlyn R. Wasserman, MD's NPI number?
Caitlyn R. Wasserman, MD's National Provider Identifier (NPI) is 1184114720, issued on May 17, 2018. An NPI identifies a provider in billing; it is not a license.
Where is Caitlyn R. Wasserman, MD located?
The NPPES record lists a practice address at 140 High St, Springfield, MA, 01105. Phone: (413) 794-2511. Providers update this record themselves, so call before visiting.
How can I verify Caitlyn R. Wasserman, MD's license?
NPPES lists Massachusetts license number 287929, as entered by the provider. Search the Massachusetts Board of Registration in Medicine at https://findmydoctor.mass.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Caitlyn R. Wasserman, MD prescribe under Medicare Part D?
In 2024, Caitlyn R. Wasserman, MD had 117 Medicare Part D claims for 37 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions 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.