Jaclyn Marie Kolosky, D.O.
Obstetrics & Gynecology Physician · Allston, MA
Jaclyn Marie Kolosky, D.O. is an obstetrics & gynecology physician with a practice address in Allston, Massachusetts, and NPI 1174941173, issued on Apr 7, 2014. Check the license (Massachusetts 274835, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the Medicare figures below come from public CMS files.
- Name
- Jaclyn Marie Kolosky
- Credential
- D.O.
- Primary taxonomy
- Obstetrics & Gynecology Physician 207V00000X
- License number
- 274835 MA
Self-reported in NPPES; status is on the state search - Practice location
- 226 Harvard Ave, Allston, MA 02134
- Phone
- (617) 751-5520
- Enumerated
- Apr 7, 2014
- Record last updated
- Jan 17, 2019 (not updated in 7 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20181127003156); accepts Medicare assignment
- Medical or professional school
- West Virginia School Of Osteopathic Medicine, 2014
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest obstetrics & gynecology physician records → All 1,127 in Massachusetts → Look up another NPI →
Also registered at 226 Harvard Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Bryanna Ferreira, DPTPhysical Therapist1184584161
- Polyanna Neumann, APRNNurse Practitioner1548916604
- Takiera PettusBehavior Technician1407695091
- Lisha Wu, DPTPhysical Therapist1407657174
Verify Jaclyn Marie Kolosky in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
Search for license 274835Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
59% fewer Medicare Part D claims than the average obstetrics & gynecology physician in 2024
67 Medicare Part D claims for 37 beneficiaries, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D.
Most prescribed
- Bromocriptine Mesylate13 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
- Mass General Brigham Medical Group Northern Massachusetts IncSwampscott, MA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Jaclyn Marie Kolosky among 1,127 obstetrics & gynecology physician records in Massachusetts
Jaclyn Marie Kolosky, D.O. is one of 1,127 obstetrics & gynecology physician records with a practice address in Massachusetts. 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 2014, is newer than 76% of them.
- NPI issued2014 · 76% of these records are older, 21% newer
- In a Medicare fileYes · 73% of these records are
- In the CMS Doctors and Clinicians fileYes · 64% of these records are
- Graduated2014 · median 2004 among the 715 with a school on file
- Record last updated2019 · 64% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207V00000X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Obstetrics & Gynecology Physician providers in Massachusetts
There are 1,127 obstetrics & gynecology physician records in Massachusetts.
All 1,127 in Massachusetts → Every provider in Allston → Obstetrics & Gynecology Physician nationwide →
The 8 obstetrics & gynecology physician records with the nearest ZIP codes
- Enrique Testa, M.D.Boston, MA 021341598746356
- Kwame Amponsah, MDBrighton, MA 021351831416874
- Maureen Cook, MDBrighton, MA 021351982675872
- Joelle Lieman, MDBrighton, MA 021351033172275
- Jean Noel, M.D.Brighton, MA 021351548243892
- Karen Poley, MDBrighton, MA 021351477549368
- Diana Rodriguez, M.D.Brighton, MA 021351508849811
- Michael Steller, M.D.Brighton, MA 021351346236767
Common questions
What is Jaclyn Marie Kolosky, D.O.'s NPI number?
Jaclyn Marie Kolosky, D.O.'s National Provider Identifier (NPI) is 1174941173, issued on Apr 7, 2014. An NPI identifies a provider in billing; it is not a license.
Where is Jaclyn Marie Kolosky, D.O. located?
The NPPES record lists a practice address at 226 Harvard Ave, Allston, MA, 02134. Phone: (617) 751-5520. Providers update this record themselves, so call before visiting.
How can I verify Jaclyn Marie Kolosky, D.O.'s license?
NPPES lists Massachusetts license number 274835, 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 Jaclyn Marie Kolosky, D.O. prescribe under Medicare Part D?
In 2024, Jaclyn Marie Kolosky, D.O. had 67 Medicare Part D claims for 37 beneficiaries; the average among obstetrics & gynecology physician prescribers was 165. 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.