NPPES file of Aug 9, 2026

Jennifer Shark, CNM

Midwife · Cambridge, MA

Jennifer Shark, CNM is a midwife with a practice address in Cambridge, Massachusetts, and NPI 1205004793, issued on Feb 18, 2008. Check the license (Massachusetts RN2276775, as entered in NPPES) with the Massachusetts board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1205004793
Name
Jennifer Shark
Credential
CNM
Primary taxonomy
Midwife 176B00000X
License number
RN2276775 MA
Self-reported in NPPES; status is on the state search
Practice location
25 Carleton St, Cambridge, MA 02142
Phone
(617) 253-1315
Enumerated
Feb 18, 2008
Record last updated
Jun 3, 2026
Fax
(617) 258-0454
Medicare enrollment
Enrolled (PECOS I20121026000254); accepts Medicare assignment
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.
Download card Updates feed

Also registered at 25 Carleton St

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

  1. Maureen Dobrowsky, FNPFamily Nurse Practitioner1427309905
  2. Austin Egan, MDFamily Medicine Physician1689651267
  3. Shawn Ferullo, M.D.Sports Medicine (Family Medicine) Physician1962476994
  4. Andrew Fuller, M.D.Psychiatry Physician1730478728
  5. Neil Jenkins, MDPreventive Medicine/Occupational Environmental Medicine Physician1598080814
  6. Maureen Johnston, NURSE PRACTITIONERPrimary Care Nurse Practitioner1699104828

Verify Jennifer Shark in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Massachusetts board licenses this profession
    Search for license RN2276775    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
Find 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.

Is this page about you? You can ask us to correct, restrict or remove it: how.

25% fewer Medicare Part D claims than the average midwife in 2024

45 Medicare Part D claims for 15 beneficiaries, against an average of 60 among the 409 providers of this specialty who prescribed in Part D.

  1. Jennifer Shark45
  2. Specialty average60

Most prescribed

  1. Estradiol17 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

  1. Massachusetts Institute OF TechnologyCambridge, MA

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

Midwife providers in Massachusetts

There are 142 midwife records in Massachusetts.

All 142 in Massachusetts → Every provider in Cambridge →

Other midwife records in Massachusetts

  1. Ann Abbott, CNMWaltham, MA1881669265
  2. Jharna AhmaiAmherst, MA1780816249
  3. Deborah Allen, M.ED., MIDWIFECambridge, MA1538209267
  4. Teri Allen, CERTIFIED NURSE MIDWBeverly, MA1477504389
  5. Cintya Alves Gray, MSN, APRN, CNM, CCMBrockton, MA1538546783
  6. Jennifer Averill Moffitt, CNMWorcester, MA1730145533
  7. Mary Baker, CNMCambridge, MA1457346884
  8. Charlie Ball, CNM, WHNP-BCPlymouth, MA1689321788
  9. Mary Barger, CNMBoston, MA1235289109
  10. Louise Bastarache, CNM, NPPlymouth, MA1619975208

Common questions

What is Jennifer Shark, CNM's NPI number?

Jennifer Shark, CNM's National Provider Identifier (NPI) is 1205004793, issued on Feb 18, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Jennifer Shark, CNM located?

The NPPES record lists a practice address at 25 Carleton St, Cambridge, MA, 02142. Phone: (617) 253-1315. Providers update this record themselves, so call before visiting.

How can I verify Jennifer Shark, CNM's license?

NPPES lists Massachusetts license number RN2276775, as entered by the provider. Search the Massachusetts board that licenses this profession; the NPPES record confirms identity only.

How much does Jennifer Shark, CNM prescribe under Medicare Part D?

In 2024, Jennifer Shark, CNM had 45 Medicare Part D claims for 15 beneficiaries; the average among midwife prescribers was 60. 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.