ANDREW JOHN DEEK MD, DDS
NPI 1063932036
Oral & Maxillofacial Surgery in East Greenwich, RI
About Andrew John Deek Md, Dds NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ANDREW JOHN DEEK MD, DDS (NPI 1063932036) is an individual oral & maxillofacial surgery provider in East Greenwich, Rhode Island, licensed in Massachusetts (328921) and active in the NPI registry since June 2017. He is enrolled in Medicare PECOS, is affiliated with Mount Sinai Hospital, and maintains a secondary practice location in Providence.
NPPES Registry Identity
Specialties & Licenses 3
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
Andrew John Deek Md, Dds 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
2Medicare enrollment records show Andrew Deek reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Elmhurst, NY 11373
- Reassigned Medicare billing, New York enrollment
- 836 clinicians in this Medicare group
New York, NY 10029
- Reassigned Medicare billing, New York enrollment
- 345 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.
Hospital Affiliations CMS Care Compare 3
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Mount Sinai Hospital
Acute Care Hospitals · New York, NYRhode Island Hospital
Acute Care Hospitals · Providence, RIThe Miriam Hospital
Acute Care Hospitals · Providence, RIOther Providers at the Same Location NPPES
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
EAST GREENWICH, RI 02818
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 Andrew Deek's NPI number?
The NPI number for Andrew Deek is 1063932036. It was assigned to this individual provider in the NPPES registry on June 21, 2017.
Where is Andrew Deek located?
Andrew Deek practices at 1370 S County Trl Lowr Level, East Greenwich, RI 02818. The listed phone number is (617) 355-6000.
What is Andrew Deek's specialty?
The primary specialty registered for this NPI is Oral & Maxillofacial Surgery with taxonomy code 204E00000X.
Is Andrew Deek enrolled in Medicare?
Yes. Andrew Deek 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 Andrew Deek's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Andrew Deek reassigns Medicare benefits to 2 organizations: Icahn School Of Medicine At Mount Sinai (Elmhurst, NY) and Icahn School Of Medicine At Mount Sinai (New York, NY). 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 Andrew Deek's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Andrew Deek accept?
Health plans from Anthem Blue Cross and Blue Shield, BEST Life, Blue Cross and Blue Shield of Montana, Blue Cross and Blue Shield of Oklahoma and Blue Cross and Blue Shield of Texas and 3 other insurers list Andrew Deek 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 Andrew Deek affiliated with any hospitals?
According to CMS data, Andrew Deek is affiliated with Mount Sinai Hospital, Rhode Island Hospital and The Miriam Hospital.
When was this NPI record last updated?
The NPPES record for Andrew Deek was last updated on February 10, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.
# Andrew John Deek, MD, DDS · NPI 1063932036
Oral & Maxillofacial Surgery physician in East Greenwich, Rhode Island. Individual provider, active in the CMS NPPES registry since June 21, 2017.
## Identity
- **NPI:** 1063932036 (Entity type: Individual)
- **Enumerated:** June 21, 2017
- **Primary specialty:** Oral & Maxillofacial Surgery · taxonomy 204E00000X
- **State license:** 328921 (Massachusetts)
- **Sole proprietor:** No
## Practice location
- **Address:** 1370 S COUNTY TRL LOWR LEVEL, East Greenwich, RI 02818-1625
- **Phone:** (617) 355-6000
## 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:** 2 organizations under Medicare reassignment (form CMS-855R): Icahn School Of Medicine At Mount Sinai (NPI 1063766038, Elmhurst, NY); Icahn School Of Medicine At Mount Sinai (NPI 1518228550, New York, NY) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of Tennessee, Hsc, College Of Medicine, class of 2023
## Record status
- **NPPES last updated:** February 10, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1063932036) · Data from the CMS NPPES public registry.