Paul Block, MD
Internal Medicine Physician · Leominster, MA
Paul Block, MD is an internal medicine physician with a practice address in Leominster, Massachusetts, and NPI 1003810094, issued on Jun 8, 2005. Check the license (Massachusetts 44146, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Paul Block
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 44146 MA
Self-reported in NPPES; status is on the state search - Practice location
- 100 Hospital RD, Leominster, MA 01453
- Phone
- (978) 537-9305
- Enumerated
- Jun 8, 2005
- Entity
- Type 1 · individual
Also registered at 100 Hospital RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Meagan Baldwin, CNPNurse Practitioner1174346852
- Michael Berger, MDObstetrics & Gynecology Physician1609361294
- Xiaoming Bi, PA-CPhysician Assistant1205139037
- Alison Bird, P.A.Physician Assistant1184636987
- Kelton Burbank, M.D.Orthopaedic Surgery Physician1326050113
- Alyssa Cali, DOCardiovascular Disease Physician1972009793
Verify Paul Block in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
Search for license 44146Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
39 internal medicine physician records list a Leominster practice address
They are 39 of the 1,151 NPPES records with a Leominster 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 39 in Leominster → All 7,865 in Massachusetts → Every provider in Leominster →
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 Paul Block, MD's NPI number?
Paul Block, MD's National Provider Identifier (NPI) is 1003810094, issued on Jun 8, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Paul Block, MD located?
The NPPES record lists a practice address at 100 Hospital RD, Leominster, MA, 01453. Phone: (978) 537-9305. Providers update this record themselves, so call before visiting.
How can I verify Paul Block, MD's license?
NPPES lists Massachusetts license number 44146, as entered by the provider. 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.