Sofia Fischer, M.D.
Anesthesiology Physician · Boston, MA
Sofia Fischer, M.D. is an anesthesiology physician with a practice address in Boston, Massachusetts, and NPI 1396994547, issued on Sep 11, 2008. Check the license (Massachusetts 229869, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the Medicare figures below come from public CMS files.
- Name
- Sofia Fischer
- Credential
- M.D.
- Primary taxonomy
- Anesthesiology Physician 207L00000X
- License number
- 229869 MA
Self-reported in NPPES; status is on the state search - Practice location
- 88 E Newton St, Boston, MA 02118
- Phone
- (617) 638-6950
- Enumerated
- Sep 11, 2008
- Record last updated
- Sep 11, 2008 (not updated in 18 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20160308000221); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest anesthesiology physician records → All 2,089 in Massachusetts → Look up another NPI →
Also registered at 88 E Newton St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Sofia Fischer in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
Search for license 229869Check 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 MIPS final score for 2023 (Medicare payment program): 89.9 of 100
The Merit-based Incentive Payment System score is reported for this clinician. 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; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- Cleveland Clinic FloridaWeston, FL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Sofia Fischer among 2,089 anesthesiology physician records in Massachusetts
Sofia Fischer, M.D. is one of 2,089 anesthesiology 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 2008, is newer than 49% of them.
- NPI issued2008 · 49% of these records are older, 46% newer
- In a Medicare fileYes · 73% of these records are
- In the CMS Doctors and Clinicians fileYes · 71% of these records are
- Graduated1994 · median 2008 among the 1,472 with a school on file
- Record last updated2008 · 54% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207L00000X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
1,082 anesthesiology physician records list a practice address in Boston
They are 1,082 of the 41,865 NPPES records with a practice address in Boston, and 2,089 anesthesiology physician records in Massachusetts.
All 2,089 in Massachusetts → Every provider in Boston → Anesthesiology Physician nationwide →
The 8 anesthesiology physician records with the nearest ZIP codes
- Ferne Braveman, MDBoston, MA 021181497738355
- Boris Burmistrovich, MDBoston, MA 021181043294085
- James English, MDBoston, MA 021181508841610
- Cynthia Espanola, MDBoston, MA 021181982689576
- Rafael Gonzalez, MDBoston, MA 021181619952629
- Wendy Gross, MDBoston, MA 021181437130358
- Sanjay Jain, MDBoston, MA 021181952386088
- Alexey Kotov, MDBoston, MA 021181518942564
Common questions
What is Sofia Fischer, M.D.'s NPI number?
Sofia Fischer, M.D.'s National Provider Identifier (NPI) is 1396994547, issued on Sep 11, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Sofia Fischer, M.D. located?
The NPPES record lists a practice address at 88 E Newton St, Boston, MA, 02118. Phone: (617) 638-6950. Providers update this record themselves, so call before visiting.
How can I verify Sofia Fischer, M.D.'s license?
NPPES lists Massachusetts license number 229869, 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 Sofia Fischer, M.D.'s MIPS final score?
The 2023 MIPS final score is 89.9 of 100. 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.