NPPES file of Aug 9, 2026

Lydia L. Shook, M.D.

Obstetrics & Gynecology Physician · Boston, MA

Lydia L. Shook, M.D. is an obstetrics & gynecology physician with a practice address in Boston, Massachusetts, and NPI 1629414511, issued on May 17, 2013. Check the license (Massachusetts 273898, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1629414511
Name
Lydia L. Shook
Credential
M.D.
Primary taxonomy
Obstetrics & Gynecology Physician 207V00000X
License number
273898 MA
Self-reported in NPPES; status is on the state search
Practice location
55 Fruit St, Boston, MA 02114
Phone
(617) 724-4042
Enumerated
May 17, 2013
Record last updated
Aug 19, 2021 (not updated in 5 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20200419000393); accepts Medicare assignment
Medical or professional school
Yale University School Of Medicine, 2013
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 55 Fruit St

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Affan Aamir, MD, PHARMD, RPHStudent in an Organized Health Care Education/Training Program1821890377
  2. Matthew AbadirAnesthesiology Physician1699120550
  3. Taimur AbbasiInternal Medicine Physician1841673522
  4. Megan Abbott, MDAnesthesiology Physician1730839333
  5. Moustafa AbdallaStudent in an Organized Health Care Education/Training Program1952046062
  6. Shadi Abdar Esfahani, MD, MPHDiagnostic Radiology Physician1497137590

Verify Lydia L. Shook in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
    Search for license 273898
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Massachusetts license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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Bills Medicare through one group practice

  1. Massachusetts General Physicians Organization IncBoston, MA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Lydia L. Shook among 1,127 obstetrics & gynecology physician records in Massachusetts

Lydia L. Shook, M.D. 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 2013, is newer than 75% of them.

  • NPI issued2013 · 75% of these records are older, 24% newer
  • In a Medicare fileYes · 73% of these records are
  • In the CMS Doctors and Clinicians fileYes · 64% of these records are
  • Graduated2013 · median 2004 among the 715 with a school on file
  • Record last updated2021 · 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.

The 8 obstetrics & gynecology physician records with the nearest ZIP codes

  1. Lisa Baute, MDBoston, MA 021141881684967
  2. Lori Berkowitz, MDBoston, MA 021141851374276
  3. Erin Bradley, MD, MPHBoston, MA 021141104817386
  4. Marcela Delcarmen, MDBoston, MA 021141215927678
  5. Kristen Eckler, MDBoston, MA 021141851381545
  6. Lynne Goltra, MDBoston, MA 021141609856038
  7. Julie Jolin, MDBoston, MA 021141689648115
  8. Rebecca Kolp, MDBoston, MA 021141104816834

Common questions

What is Lydia L. Shook, M.D.'s NPI number?

Lydia L. Shook, M.D.'s National Provider Identifier (NPI) is 1629414511, issued on May 17, 2013. An NPI identifies a provider in billing; it is not a license.

Where is Lydia L. Shook, M.D. located?

The NPPES record lists a practice address at 55 Fruit St, Boston, MA, 02114. Phone: (617) 724-4042. Providers update this record themselves, so call before visiting.

How can I verify Lydia L. Shook, M.D.'s license?

NPPES lists Massachusetts license number 273898, 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.