Charles Bruce Baker, M.D.
Psychiatry Physician · New Haven, CT
Charles Bruce Baker, M.D. is a psychiatry physician with a practice address in New Haven, Connecticut, and NPI 1184782013, issued on Dec 4, 2006. Check the license (Connecticut 035021, as entered in NPPES) on the Connecticut Medical Examining Board; the Medicare figures below come from public CMS files.
- Name
- Charles Bruce Baker
- Credential
- M.D.
- Primary taxonomy
- Psychiatry Physician 2084P0800X
- License number
- 035021 CT
Self-reported in NPPES; status is on the state search - Practice location
- 400 Mansfield St, New Haven, CT 06511
- Phone
- (203) 776-5540
- Enumerated
- Dec 4, 2006
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20070724000740); accepts Medicare assignment
- Medical or professional school
- Yale University School Of Medicine, 1993
- Entity
- Type 1 · individual
8 nearest psychiatry physician records → All 1,174 in Connecticut → Look up another NPI →
Also registered at 400 Mansfield St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Mary Maloy, R.D.Registered Dietitian1932106614
Verify Charles Bruce Baker in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersConnecticut Medical Examining Board
Search for license 035021Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
65% fewer Medicare Part D claims than the average psychiatry physician in 2024
351 Medicare Part D claims for 12 beneficiaries, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims.
Most prescribed
- Olanzapine63 claims
- Divalproex Sodium41 claims
- Fluphenazine Hcl35 claims
- Clozapine Odt16 claims
- Clozapine15 claims
- Escitalopram Oxalate15 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.
Bills Medicare through one group practice
- State OF ConnecticutMiddletown, CT
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Charles Bruce Baker among 1,174 psychiatry physician records in Connecticut
Charles Bruce Baker, M.D. is one of 1,174 psychiatry physician records with a practice address in Connecticut. 70% 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 5% of them.
- NPI issued2006 · 5% of these records are older, 60% newer
- In a Medicare fileYes · 70% of these records are
- In the CMS Doctors and Clinicians fileYes · 43% of these records are
- Graduated1993 · median 2003 among the 503 with a school on file
- Record last updated2007 · 63% 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 Connecticut practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
285 psychiatry physician records list a practice address in New Haven
They are 285 of the 9,793 NPPES records with a practice address in New Haven, and 1,174 psychiatry physician records in Connecticut.
All 1,174 in Connecticut → Every provider in New Haven → Psychiatry Physician nationwide →
The 8 psychiatry physician records with the nearest ZIP codes
- Erica Ahlert, MDNew Haven, CT 065111750479481
- Hilary Blumberg, M.D.New Haven, CT 065111679511299
- Michael Groner, M. D.New Haven, CT 065111316973134
- Jeffry Klugman, MDNew Haven, CT 065111225023203
- Helen Lankenau, M.D.New Haven, CT 065111215016639
- Gale Levin, M.D.New Haven, CT 065111679508469
- Keith Pearlman, MDNew Haven, CT 065111588622088
- Stanley Possick, MDNew Haven, CT 065111366478315
Common questions
What is Charles Bruce Baker, M.D.'s NPI number?
Charles Bruce Baker, M.D.'s National Provider Identifier (NPI) is 1184782013, issued on Dec 4, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Charles Bruce Baker, M.D. located?
The NPPES record lists a practice address at 400 Mansfield St, New Haven, CT, 06511. Phone: (203) 776-5540. Providers update this record themselves, so call before visiting.
How can I verify Charles Bruce Baker, M.D.'s license?
NPPES lists Connecticut license number 035021, as entered by the provider. Search the Connecticut Medical Examining Board at https://www.elicense.ct.gov/Lookup/LicenseLookup.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Charles Bruce Baker, M.D. prescribe under Medicare Part D?
In 2024, Charles Bruce Baker, M.D. had 351 Medicare Part D claims for 12 beneficiaries; 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.