Laurence Michael Westreich, M.D.
Psychiatry Physician · Montclair, NJ
Laurence Michael Westreich, M.D. is a psychiatry physician with a practice address in Montclair, New Jersey, and NPI 1164523056, issued on Sep 26, 2006. Check the license (New Jersey MA66424, as entered in NPPES) on the New Jersey State Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- Laurence Michael Westreich
- Credential
- M.D.
- Primary taxonomy
- Psychiatry Physician 2084P0800X
- License number
- MA66424 NJ
Self-reported in NPPES; status is on the state search - Practice location
- 202 Bellevue Ave, Montclair, NJ 07043
- Phone
- (973) 509-1444
- Enumerated
- Sep 26, 2006
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest psychiatry physician records → All 1,520 in New Jersey → Look up another NPI →
Verify Laurence Michael Westreich in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNew Jersey State Board of Medical Examiners
Search for license MA66424Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
98% fewer Medicare Part D claims than the average psychiatry physician in 2024
23 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 0% of 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.
Laurence Michael Westreich among 1,520 psychiatry physician records in New Jersey
Laurence Michael Westreich, M.D. is one of 1,520 psychiatry physician records with a practice address in New Jersey. 73% 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 2% of them.
- NPI issued2006 · 2% of these records are older, 56% newer
- In a Medicare fileYes · 73% of these records are
- In the CMS Doctors and Clinicians fileNo · 46% of these records are
- Record last updated2007 · 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 New Jersey practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
25 psychiatry physician records list a practice address in Montclair
They are 25 of the 1,402 NPPES records with a practice address in Montclair, and 1,520 psychiatry physician records in New Jersey.
All 1,520 in New Jersey → Every provider in Montclair → Psychiatry Physician nationwide →
The 8 psychiatry physician records with the nearest ZIP codes
- Marie Badaracco-Apolito, M.D.Montclair, NJ 070431174676886
- Michael Bell, M.D.Upper Montclair, NJ 070431740323237
- Cherie Elfenbein, M.D.Montclair, NJ 070431902019797
- Amy Green, M.D.Montclair, NJ 070431972662526
- Paul Kennedy, MDMontclair, NJ 070431194763904
- Bindi Shah, D.O.Montclair, NJ 070431902084791
- Carlos Alvare, M.D.Montclair, NJ 070421962558296
- Michele Bierenbaumreichstein, MDMontclair, NJ 070421659443091
Common questions
What is Laurence Michael Westreich, M.D.'s NPI number?
Laurence Michael Westreich, M.D.'s National Provider Identifier (NPI) is 1164523056, issued on Sep 26, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Laurence Michael Westreich, M.D. located?
The NPPES record lists a practice address at 202 Bellevue Ave, Montclair, NJ, 07043. Phone: (973) 509-1444. Providers update this record themselves, so call before visiting.
How can I verify Laurence Michael Westreich, M.D.'s license?
NPPES lists New Jersey license number MA66424, as entered by the provider. Search the New Jersey State Board of Medical Examiners at https://newjersey.mylicense.com/verification/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Laurence Michael Westreich, M.D. prescribe under Medicare Part D?
In 2024, Laurence Michael Westreich, M.D. had 23 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.