Chike Obioma Nwankwo, M.D.
Psychiatry Physician · Brookline, MA
Chike Obioma Nwankwo, M.D. is a psychiatry physician with a practice address in Brookline, Massachusetts, and NPI 1205843042, issued on Aug 2, 2006. Check the license (Massachusetts 219241, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the Medicare figures below come from public CMS files.
- Name
- Chike Obioma Nwankwo
- Credential
- M.D.
- Primary taxonomy
- Psychiatry Physician 2084P0800X
- License number
- 219241 MA
Self-reported in NPPES; status is on the state search - Practice location
- 1842 Beacon St Ste 403A, Brookline, MA 02445
- Phone
- (617) 230-0500
- Enumerated
- Aug 2, 2006
- Record last updated
- Nov 7, 2015 (not updated in 11 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest psychiatry physician records → All 2,736 in Massachusetts → Look up another NPI →
Verify Chike Obioma Nwankwo in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
Search for license 219241Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
95% fewer Medicare Part D claims than the average psychiatry physician in 2024
48 Medicare Part D claims, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D. Brand-name drugs were 25% of claims.
Most prescribed
- Clonazepam12 claims
- Dextroamphetamine-Amphetamine12 claims
- Sertraline Hcl12 claims
- Suboxone12 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.
Chike Obioma Nwankwo among 2,736 psychiatry physician records in Massachusetts
Chike Obioma Nwankwo, M.D. is one of 2,736 psychiatry physician records with a practice address in Massachusetts. 65% 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 10% of them.
- NPI issued2006 · 10% of these records are older, 51% newer
- In a Medicare fileYes · 65% of these records are
- In the CMS Doctors and Clinicians fileNo · 45% of these records are
- Record last updated2015 · 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 2084P0800X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
117 psychiatry physician records list a practice address in Brookline
They are 117 of the 2,357 NPPES records with a practice address in Brookline, and 2,736 psychiatry physician records in Massachusetts.
All 2,736 in Massachusetts → Every provider in Brookline → Psychiatry Physician nationwide →
The 8 psychiatry physician records with the nearest ZIP codes
- Michele Baker, M.D.Brookline, MA 024451871544379
- Ellen Blumenthal, MDBrookline, MA 024451770552861
- Ethel Bullitt, M.D.Brookline, MA 024451700833183
- Eugene Cacciola, M.D.Brookline, MA 024451881682466
- Eugene Fierman, M.D.Brookline, MA 024451366429839
- Linda Gross, M.D.Brookline, MA 024451588603674
- Hilary Hoge, M.D.Brookline, MA 024451023000841
- Jonathan Kolb, MDBrookline, MA 024451821088394
Common questions
What is Chike Obioma Nwankwo, M.D.'s NPI number?
Chike Obioma Nwankwo, M.D.'s National Provider Identifier (NPI) is 1205843042, issued on Aug 2, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Chike Obioma Nwankwo, M.D. located?
The NPPES record lists a practice address at 1842 Beacon St Ste 403A, Brookline, MA, 02445. Phone: (617) 230-0500. Providers update this record themselves, so call before visiting.
How can I verify Chike Obioma Nwankwo, M.D.'s license?
NPPES lists Massachusetts license number 219241, 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 Chike Obioma Nwankwo, M.D. prescribe under Medicare Part D?
In 2024, Chike Obioma Nwankwo, M.D. had 48 Medicare Part D claims; the average among psychiatry physician prescribers was 1,000. 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.