Heidi Werner, M.D.
Pediatric Emergency Medicine (Pediatrics) Physician · Boston, MA
Heidi Werner, M.D. is a pediatric emergency medicine (pediatrics) physician with a practice address in Boston, Massachusetts, and NPI 1346434891, issued on Aug 28, 2007. Check the license (Massachusetts 239178, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the Medicare figures below come from public CMS files.
- Name
- Heidi Werner
- Credential
- M.D.
- Primary taxonomy
- Pediatric Emergency Medicine (Pediatrics) Physician 2080P0204X
- License number
- 239178 MA
Self-reported in NPPES; status is on the state search - Practice location
- 840 Harrison Ave, Boston, MA 02118
- Phone
- (617) 414-4991
- Enumerated
- Aug 28, 2007
- Record last updated
- May 9, 2014 (not updated in 12 years: call before relying on the address or phone)
- Fax
- (617) 414-4999
- Medicaid ID
- 110088538A MA
- Medicare enrollment
- Enrolled (PECOS I20171029000000); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest pediatric emergency medicine (pediatrics) physician records → All 131 in Massachusetts → Look up another NPI →
Also registered at 840 Harrison Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Brendan AttridgeMental Health Counselor1326854019
- Rajasekhara Ayyagari, MDVascular & Interventional Radiology Physician1700906294
- Mohammad Bader, M.D.Vascular & Interventional Radiology Physician1417360140
Verify Heidi Werner in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
Search for license 239178Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
The practice group's MIPS final score for 2023 (Medicare payment program): 74.5 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- University OF California San FranciscoSan Francisco, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Heidi Werner among 131 pediatric emergency medicine (pediatrics) physician records in Massachusetts
Heidi Werner, M.D. is one of 131 pediatric emergency medicine (pediatrics) physician records with a practice address in Massachusetts. 24% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 41% of them.
- NPI issued2007 · 41% of these records are older, 51% newer
- In a Medicare fileYes · 24% of these records are
- In the CMS Doctors and Clinicians fileYes · 21% of these records are
- Graduated2005 · median 2008 among the 28 with a school on file
- Record last updated2014 · 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 2080P0204X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Pediatric Emergency Medicine (Pediatrics) Physician providers in Massachusetts
There are 131 pediatric emergency medicine (pediatrics) physician records in Massachusetts.
All 131 in Massachusetts → Every provider in Boston → Pediatric Emergency Medicine (Pediatrics) Physician nationwide →
The 8 pediatric emergency medicine (pediatrics) physician records with the nearest ZIP codes
- Tehnaz Boyle, MD, PHDBoston, MA 021181245490218
- Elizabeth Calmar, M.D.Boston, MA 021181417913658
- Bronwen Carroll, MDBoston, MA 021181366578197
- David Dorfman, MDBoston, MA 021181871575936
- Charise Freundlich, MDBoston, MA 021181598811747
- Camilo Gutierrez, M.D.Boston, MA 021181982885570
- Eileen Keneck, MDBoston, MA 021181316921711
- Sigmund Kharasch, MDBoston, MA 021181093704835
Common questions
What is Heidi Werner, M.D.'s NPI number?
Heidi Werner, M.D.'s National Provider Identifier (NPI) is 1346434891, issued on Aug 28, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Heidi Werner, M.D. located?
The NPPES record lists a practice address at 840 Harrison Ave, Boston, MA, 02118. Phone: (617) 414-4991. Providers update this record themselves, so call before visiting.
How can I verify Heidi Werner, M.D.'s license?
NPPES lists Massachusetts license number 239178, 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.
What is Heidi Werner, M.D.'s MIPS final score?
The 2023 MIPS final score is 74.5 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
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.