MR. DAVID JOSEPH ST. GERMAIN III CRNA
NPI 1487292728
Nurse Anesthetist, Certified Registered in Boston, MA
About Mr. David Joseph St. Germain Iii Crna NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MR. DAVID JOSEPH ST. GERMAIN III CRNA (NPI 1487292728) is an individual nurse anesthetist, certified registered in Boston, Massachusetts, licensed in Pennsylvania (RN690876) and active in the NPI registry since December 2019. He is enrolled in Medicare PECOS, is affiliated with Boston Medical Center, and maintains 2 additional practice locations.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Locations 2
Other Identifiers 2
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
Mr. David Joseph St. Germain Iii Crna 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
5Medicare enrollment records show David St. Germain reassigns Medicare billing to 5 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Boston, MA 02118
- Reassigned Medicare billing, Massachusetts enrollment
- 716 clinicians in this Medicare group
Boston, MA 02118
- Reassigned Medicare billing, Massachusetts enrollment
- 102 clinicians in this Medicare group
Milton, MA 02186
- Reassigned Medicare billing, Massachusetts enrollment
- 556 clinicians in this Medicare group
Winchester, MA 01890
- Reassigned Medicare billing, Massachusetts enrollment
- 88 clinicians in this Medicare group
Winchester, MA 01890
- Reassigned Medicare billing, Massachusetts enrollment
- 105 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 6
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.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Boston Medical Center
Acute Care Hospitals · Boston, MAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 02118 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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 02118
BOSTON, MA 02118
BOSTON, MA 02118
BOSTON, MA 02118
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 David St. Germain's NPI number?
The NPI number for David St. Germain is 1487292728. It was assigned to this individual provider in the NPPES registry on December 17, 2019.
Where is David St. Germain located?
David St. Germain practices at 1 Boston Medical Ctr Pl, Boston, MA 02118. The listed phone number is (617) 638-6950.
What is David St. Germain's specialty?
The primary specialty registered for this NPI is Nurse Anesthetist, Certified Registered with taxonomy code 367500000X.
Is David St. Germain enrolled in Medicare?
Yes. David St. Germain 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 David St. Germain's services?
According to the CMS Revalidation Reassignment List (October 2026 release), David St. Germain reassigns Medicare benefits to 5 organizations: Bmc Affiliated Physicians, Inc. (Boston, MA), Boston University Medical Center Anesthesiologists, Inc. (Boston, MA), Associated Physicians Of Harvard Medical Faculty Physicians At Beth Is (Milton, MA), Winchester Anesthesia Associates 2 Inc (Winchester, MA) and Winchester Anesthesia Associates, Inc (Winchester, MA). 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 David St. Germain's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does David St. Germain accept?
Health plans from WellSense Health Plan list David St. Germain 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.
Is David St. Germain affiliated with any hospitals?
According to CMS data, David St. Germain is affiliated with Boston Medical Center.
When was this NPI record last updated?
The NPPES record for David St. Germain was last updated on March 12, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 months 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.
# Mr. David Joseph St. Germain III, CRNA · NPI 1487292728
Nurse Anesthetist, Certified Registered physician in Boston, Massachusetts. Individual provider, active in the CMS NPPES registry since December 17, 2019.
## Identity
- **NPI:** 1487292728 (Entity type: Individual)
- **Enumerated:** December 17, 2019
- **Primary specialty:** Nurse Anesthetist, Certified Registered · taxonomy 367500000X
- **State license:** RN690876 (Pennsylvania)
- **Sole proprietor:** No
## Practice location
- **Address:** 1 BOSTON MEDICAL CTR PL, Boston, MA 02118-2908
- **Phone:** (617) 638-6950 · **Fax:** (617) 638-6966
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging
- **Bills Medicare through:** 5 organizations under Medicare reassignment (form CMS-855R): Bmc Affiliated Physicians, Inc. (NPI 1245320910, Boston, MA); Boston University Medical Center Anesthesiologists, Inc. (NPI 1952874737, Boston, MA); Associated Physicians Of Harvard Medical Faculty Physicians At Beth Is (NPI 1245773308, Milton, MA); Winchester Anesthesia Associates 2 Inc (NPI 1427599588, Winchester, MA); Winchester Anesthesia Associates, Inc (NPI 1972626117, Winchester, MA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2019
## Record status
- **NPPES last updated:** March 12, 2026
- **Other identifiers:** Medicaid 3132277 (NH); Medicaid 110174401A (MA)
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Source: [NPI Profile](https://npiprofile.com/npi/1487292728) · Data from the CMS NPPES public registry.