Michael Joshua Ostacher, MD
Psychiatry Physician · Boston, MA
Michael Joshua Ostacher, MD is a psychiatry physician with a practice address in Boston, Massachusetts, and NPI 1093789083, issued on Feb 15, 2006. Check the license (Massachusetts 72605, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the Medicare figures below come from public CMS files.
- Name
- Michael Joshua Ostacher
- Credential
- MD
- Primary taxonomy
- Psychiatry Physician 2084P0800X
- License number
- 72605 MA
Self-reported in NPPES; status is on the state search - Practice location
- 50 Staniford St Ste 580, Boston, MA 02114
- Phone
- (617) 726-5258
- Enumerated
- Feb 15, 2006
- Record last updated
- May 3, 2013 (not updated in 13 years: call before relying on the address or phone)
- Fax
- (617) 726-6768
- Medicaid ID
- 311 08 42 MA
- Entity
- Type 1 · individual
8 nearest psychiatry physician records → All 2,736 in Massachusetts → Look up another NPI →
Also registered at 50 Staniford St Ste 580
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Mohamed Soliman, MD. PHD. MBA.Psychiatry Physician1770157109
Verify Michael Joshua Ostacher in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
Search for license 72605Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Industry payments in 2024: $14,245.00
3 payments; by number, the most common kind was consulting fee; the largest payer was Neurocrine Biosciences, Inc. The 13,693 providers of this specialty with any payment received $4,954.93 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Michael Joshua Ostacher among 2,736 psychiatry physician records in Massachusetts
Michael Joshua Ostacher, MD 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 updated2013 · 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).
845 psychiatry physician records list a practice address in Boston
They are 845 of the 41,865 NPPES records with a practice address in Boston, and 2,736 psychiatry physician records in Massachusetts.
All 2,736 in Massachusetts → Every provider in Boston → Psychiatry Physician nationwide →
The 8 psychiatry physician records with the nearest ZIP codes
- Steven Ablon, MDBoston, MA 021141083604839
- Barbara Beck, MDBoston, MA 021141720078272
- Judith Edersheim, MDBoston, MA 021141154311835
- Karleyton Evans, MDBoston, MA 021141407846058
- James Groves, MDBoston, MA 021141013906015
- John Herman, MDBoston, MA 021141275523961
- Rakesh Karmacharya, MD PHDBoston, MA 021141720078389
- Vaughn Mankey, MDBoston, MA 021141225028954
Common questions
What is Michael Joshua Ostacher, MD's NPI number?
Michael Joshua Ostacher, MD's National Provider Identifier (NPI) is 1093789083, issued on Feb 15, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Michael Joshua Ostacher, MD located?
The NPPES record lists a practice address at 50 Staniford St Ste 580, Boston, MA, 02114. Phone: (617) 726-5258. Providers update this record themselves, so call before visiting.
How can I verify Michael Joshua Ostacher, MD's license?
NPPES lists Massachusetts license number 72605, 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. 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.