Diane L. Dietzen, MD
Hospice and Palliative Medicine (Internal Medicine) Physician · Springfield, MA
Diane L. Dietzen, MD is a hospice and palliative medicine (internal medicine) physician with a practice address in Springfield, Massachusetts, and NPI 1578569828, issued on Jun 22, 2005. Check the license (Massachusetts 249857, 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
- Diane L. Dietzen
- Credential
- MD
- Primary taxonomy
- Hospice and Palliative Medicine (Internal Medicine) Physician 207RH0002X
- License numbers
- 249857 MA
MD044558E PA
Self-reported in NPPES; status is on the state search - Practice location
- 759 Chestnut St, Springfield, MA 01199
- Phone
- (413) 794-8121
- Enumerated
- Jun 22, 2005
- Record last updated
- Jul 16, 2013 (not updated in 13 years: call before relying on the address or phone)
- Fax
- (413) 794-4054
- Entity
- Type 1 · individual
Also registered at 759 Chestnut St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Patrick Abad, MDStudent in an Organized Health Care Education/Training Program1063351823
- Ramsha Abbas, MBBSStudent in an Organized Health Care Education/Training Program1619679693
- Mohamed Abdelazeem, MDStudent in an Organized Health Care Education/Training Program1720606551
- Rishard Abdul, M.B.B.SCardiovascular Disease Physician1114412830
- Omar Abduljabar, M.D.Family Medicine Physician1770978843
- Mohammed AbozenahStudent in an Organized Health Care Education/Training Program1457839805
Verify Diane L. Dietzen in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
Search for license 249857Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Hospice and Palliative Medicine (Internal Medicine) Physician providers in Massachusetts
There are 93 hospice and palliative medicine (internal medicine) physician records in Massachusetts. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
Other hospice and palliative medicine (internal medicine) physician records in Massachusetts
- Corinne Alexander ColeBoston, MA1700869443
- Ashwini Bapat, M.D.Boston, MA1346515624
- Joel Bauman, M.D.Worcester, MA1477633600
- Yvan Beaussant, MD, MSCBoston, MA1992311211
- Rafael Bloise Espinal, MDNorwood, MA1689933392
- Elizabeth Bowers, NPBoston, MA1477821346
- Douglas Brandoff, MDBoston, MA1891786802
- Forrest BrooksBoston, MA1922597657
- Isabel Castro, D.O.Worcester, MA1164699583
- David Cheng, MDBoston, MA1558709063
Common questions
What is Diane L. Dietzen, MD's NPI number?
Diane L. Dietzen, MD's National Provider Identifier (NPI) is 1578569828, issued on Jun 22, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Diane L. Dietzen, MD located?
The NPPES record lists a practice address at 759 Chestnut St, Springfield, MA, 01199. Phone: (413) 794-8121. Providers update this record themselves, so call before visiting.
How can I verify Diane L. Dietzen, MD's license?
NPPES lists Massachusetts license number 249857, 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.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. 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.