Brian Casserly, MD
Internal Medicine Physician · Reading, MA
Brian Casserly, MD is an internal medicine physician with a practice address in Reading, Massachusetts, and NPI 1366516080, issued on Nov 17, 2006. Check the license on the Massachusetts Board of Registration in Medicine; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Brian Casserly
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- Practice location
- 20 Pondmeadow Dr, Reading, MA 01867
- Phone
- (781) 944-0040
- Enumerated
- Nov 17, 2006
- Entity
- Type 1 · individual
Also registered at 20 Pondmeadow Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Claudine AnastasiPhysical Therapist1194844514
- Michael Bresnahan, MDInternal Medicine Physician1255405973
- Linda Collamore, RPTPhysical Therapist1669642872
- Shannon Duffy, D.M.D.Orthodontics and Dentofacial Orthopedics Dentistry1255427399
- Patricia Foley, FNPFamily Nurse Practitioner1821334434
- Vincent GattoPhysical Therapist1598716904
Verify Brian Casserly in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMassachusetts Board of Registration in MedicineCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
10 internal medicine physician records list a Reading practice address
They are 10 of the 333 NPPES records with a Reading practice address, and 7,865 internal medicine physician records in Massachusetts. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 10 in Reading → All 7,865 in Massachusetts → Every provider in Reading →
Other internal medicine physician records in Massachusetts
- Nawal Aamir, MDWorcester, MA1588248926
- Zainab AbbasWorcester, MA1609028000
- Nooshin Abbasi, MD MPHNewton, MA1831888353
- Lauren Abbate, MDBoston, MA1922099621
- Bassima Abdallah, MDBoston, MA1912327305
- Samah Abdallah, MDBrighton, MA1730814971
- Omar Abdel-Wahab, M.D.Boston, MA1023042777
- Salah Abdelgadir, MDBoston, MA1891280954
- Mahmoud Abdelghany, M.D.Springfield, MA1134479629
- Mohab AbdelhalimBoston, MA1871388496
Common questions
What is Brian Casserly, MD's NPI number?
Brian Casserly, MD's National Provider Identifier (NPI) is 1366516080, issued on Nov 17, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Brian Casserly, MD located?
The NPPES record lists a practice address at 20 Pondmeadow Dr, Reading, MA, 01867. Phone: (781) 944-0040. Providers update this record themselves, so call before visiting.
How can I verify Brian Casserly, MD's license?
Search the Massachusetts Board of Registration in Medicine at https://www.mass.gov/orgs/board-of-registration-in-medicine. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.
Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.