Christopher J. Nauman, M.D.
Hematology & Oncology Physician · Brockton, MA
Christopher J. Nauman, M.D. is a hematology & oncology physician with a practice address in Brockton, Massachusetts, and NPI 1679531834, issued on May 3, 2006. Check the license (Massachusetts 150645, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the Medicare figures below come from public CMS files.
- Name
- Christopher J. Nauman
- Credential
- M.D.
- Primary taxonomy
- Hematology & Oncology Physician 207RH0003X
- License number
- 150645 MA
Self-reported in NPPES; status is on the state search - Practice location
- 225 Quincy Ave, Brockton, MA 02302
- Phone
- (508) 586-1410
- Enumerated
- May 3, 2006
- Record last updated
- Jan 4, 2022
- Medicaid ID
- 3192997 MA
- Entity
- Type 1 · individual
8 nearest hematology & oncology physician records → All 461 in Massachusetts → Look up another NPI →
Also registered at 225 Quincy Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Sondra Bray, B.S.Mental Health Counselor1811513484
- Jordon CruzCommunity Health Worker1730056698
- Barry Cuiffo, M.D.Hematology & Oncology Physician1528094646
- Ashley HindsClinical Social Worker1366919466
- Karim Malek, M.D.Hematology & Oncology Physician1104873843
- Richard Samaha, M.D.Medical Oncology Physician1720121205
Verify Christopher J. Nauman in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
Search for license 150645Check 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 hematology & oncology physician in 2024
32 Medicare Part D claims for 21 beneficiaries, against an average of 877 among the 10,784 providers of this specialty who prescribed in Part D.
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.
Christopher J. Nauman among 461 hematology & oncology physician records in Massachusetts
Christopher J. Nauman, M.D. is one of 461 hematology & oncology 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 2006, is newer than 14% of them.
- NPI issued2006 · 14% of these records are older, 50% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileNo · 66% of these records are
- Record last updated2022 · 62% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RH0003X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Hematology & Oncology Physician providers in Massachusetts
There are 461 hematology & oncology physician records in Massachusetts.
All 461 in Massachusetts → Every provider in Brockton → Hematology & Oncology Physician nationwide →
The 8 hematology & oncology physician records with the nearest ZIP codes
- Barry Cuiffo, M.D.Brockton, MA 023021528094646
- Rolf Freter, MD, PHDBrockton, MA 023021457338576
- Muhammad Khokhar, M.D.Brockton, MA 023021780979963
- Karim Malek, M.D.Brockton, MA 023021104873843
- Lisa Manera, M.D.Brockton, MA 023021629141221
- Satinder Dhillon, MDBrockton, MA 023011477628147
- George Sorescu, MDBrockton, MA 023011861675167
- Irina Gurevich, M.D.Plymouth, MA 023601013995992
Common questions
What is Christopher J. Nauman, M.D.'s NPI number?
Christopher J. Nauman, M.D.'s National Provider Identifier (NPI) is 1679531834, issued on May 3, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Christopher J. Nauman, M.D. located?
The NPPES record lists a practice address at 225 Quincy Ave, Brockton, MA, 02302. Phone: (508) 586-1410. Providers update this record themselves, so call before visiting.
How can I verify Christopher J. Nauman, M.D.'s license?
NPPES lists Massachusetts license number 150645, 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 Christopher J. Nauman, M.D. prescribe under Medicare Part D?
In 2024, Christopher J. Nauman, M.D. had 32 Medicare Part D claims for 21 beneficiaries; the average among hematology & oncology physician prescribers was 877. 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.