DR. STACEY CHRISTINE COOK M.D., PH.D
NPI 1891953659
Pediatrics in Boston, MA
About Dr. Stacey Christine Cook M.d., Ph.d NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. STACEY CHRISTINE COOK M.D., PH.D (NPI 1891953659) is an individual pediatrics provider in Boston, Massachusetts, licensed in Massachusetts (235902) and active in the NPI registry since May 2008. She is enrolled in Medicare PECOS and is a graduate of Boston University School Of Medicine (2005).
NPPES Registry Identity
Specialties & Licenses
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
Dr. Stacey Christine Cook M.d., Ph.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 Reassignment
Medicare enrollment records show Stacey Cook reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Boston, MA 02115
- Reassigned Medicare billing, Massachusetts enrollment
- 1,358 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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 02115 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 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 Stacey Cook's NPI number?
The NPI number for Stacey Cook is 1891953659. It was assigned to this individual provider in the NPPES registry on May 29, 2008.
Where is Stacey Cook located?
Stacey Cook practices at 300 Longwood Ave, Boston, MA 02115. The listed phone number is (617) 355-6162.
What is Stacey Cook's specialty?
The primary specialty registered for this NPI is Pediatrics with taxonomy code 208000000X.
Is Stacey Cook enrolled in Medicare?
Yes. Stacey Cook 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 organization bills Medicare for Stacey Cook's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Stacey Cook reassigns Medicare benefits to Children's Hospital Pediatric Associates, Inc (Boston, MA). The 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 Stacey Cook's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Stacey Cook accept?
Health plans from Taro Health list Stacey Cook 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 Stacey Cook was last updated on October 21, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.
# Dr. Stacey Christine Cook, M.D., PH.D · NPI 1891953659
Pediatrics physician in Boston, Massachusetts. Individual provider, active in the CMS NPPES registry since May 29, 2008.
## Identity
- **NPI:** 1891953659 (Entity type: Individual)
- **Enumerated:** May 29, 2008
- **Primary specialty:** Pediatrics · taxonomy 208000000X
- **State license:** 235902 (Massachusetts)
- **Sole proprietor:** No
## Practice location
- **Address:** 300 LONGWOOD AVE, Boston, MA 02115-5724
- **Phone:** (617) 355-6162 · **Fax:** (617) 730-0621
## 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:** Children's Hospital Pediatric Associates, Inc (NPI 1457306664, Boston, MA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Boston University School Of Medicine, class of 2005
## Record status
- **NPPES last updated:** October 21, 2020
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Source: [NPI Profile](https://npiprofile.com/npi/1891953659) · Data from the CMS NPPES public registry.