DORIS ORE SOSA M.D.
NPI 1144486176
Anesthesiology in Boston, MA
About Doris Ore Sosa M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DORIS ORE SOSA M.D. (NPI 1144486176) is an individual anesthesiology provider in Boston, Massachusetts, licensed in Massachusetts (241861) and active in the NPI registry since July 2008. She is enrolled in Medicare PECOS, maintains a secondary practice location in Park Ridge, and is a graduate of Other (1993).
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 1
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Doris Ore Sosa M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignments
11Medicare enrollment records show Doris Sosa reassigns Medicare billing to 11 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Boston, MA 02115
- Reassigned Medicare billing, Massachusetts enrollment
- 4,574 clinicians in this Medicare group
Milton, MA 02186
- Reassigned Medicare billing, Massachusetts enrollment
- 556 clinicians in this Medicare group
Chicago, IL 60637
- Reassigned Medicare billing, Illinois enrollment
- 1,047 clinicians in this Medicare group
Chicago, IL 60616
- Reassigned Medicare billing, Illinois enrollment
- 646 clinicians in this Medicare group
Park Ridge, IL 60068
- Reassigned Medicare billing, Illinois enrollment
- 42 clinicians in this Medicare group
Mokena, IL 60448
- Reassigned Medicare billing, Illinois enrollment
- 208 clinicians in this Medicare group
Springfield, IL 62769
- Reassigned Medicare billing, Illinois enrollment
- 826 clinicians in this Medicare group
Saint Louis, MO 63136
- Reassigned Medicare billing, Illinois enrollment
- Medicare enrollment name: Midwest Anesthesia Providers Sc
- 253 clinicians in this Medicare group
Bradenton, FL 34208
- Reassigned Medicare billing, Indiana enrollment
- 157 clinicians in this Medicare group
Irving, TX 75038
- Reassigned Medicare billing, Indiana enrollment
- 83 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Areas of Expertise CMS Part B claims 3
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
BOSTON, MA 02115
BOSTON, MA 02115
BOSTON, MA 02115
BOSTON, MA 02115
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Doris Sosa's NPI number?
The NPI number for Doris Sosa is 1144486176. It was assigned to this individual provider in the NPPES registry on July 30, 2008.
Where is Doris Sosa located?
Doris Sosa practices at 75 Francis St, Boston, MA 02115. The listed phone number is (617) 732-5500.
What is Doris Sosa's specialty?
The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.
Is Doris Sosa enrolled in Medicare?
Yes. Doris Sosa is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organizations bill Medicare for Doris Sosa's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Doris Sosa reassigns Medicare benefits to 11 organizations: Brigham & Womens Physicians Organization Inc (Boston, MA), Associated Physicians Of Harvard Medical Faculty Physicians At Beth Is (Milton, MA), Cook County (Chicago, IL), Mount Sinai Community Foundation (Chicago, IL), Premiere Anesthesia Group LLC (Park Ridge, IL) and 6 more organizations, listed in the Medicare section above. Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Doris Sosa's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Doris Sosa accept?
Health plans from Taro Health list Doris Sosa as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
When was this NPI record last updated?
The NPPES record for Doris Sosa was last updated on July 14, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Doris Ore Sosa, M.D. · NPI 1144486176
Anesthesiology physician in Boston, Massachusetts. Individual provider, active in the CMS NPPES registry since July 30, 2008.
## Identity
- **NPI:** 1144486176 (Entity type: Individual)
- **Enumerated:** July 30, 2008
- **Primary specialty:** Anesthesiology · taxonomy 207L00000X
- **State license:** 241861 (Massachusetts)
- **Sole proprietor:** No
## Practice location
- **Address:** 75 FRANCIS ST, Boston, MA 02115-6110
- **Phone:** (617) 732-5500
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 11 organizations under Medicare reassignment (form CMS-855R): Brigham & Womens Physicians Organization Inc (NPI 1033535497, Boston, MA); Associated Physicians Of Harvard Medical Faculty Physicians At Beth Is (NPI 1245773308, Milton, MA); Cook County (NPI 1497874325, Chicago, IL); Mount Sinai Community Foundation (NPI 1851454698, Chicago, IL); Premiere Anesthesia Group LLC (NPI 1720467392, Park Ridge, IL); and 6 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 1993
## Record status
- **NPPES last updated:** July 14, 2023
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Source: [NPI Profile](https://npiprofile.com/npi/1144486176) · Data from the CMS NPPES public registry.