DR. WESLEY NEAL KLEIN D.O.
NPI 1609193366
Preventive Medicine - Addiction Medicine in Hyannis, MA
About Dr. Wesley Neal Klein D.o. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. WESLEY NEAL KLEIN D.O. (NPI 1609193366) is an individual addiction medicine provider in Hyannis, Massachusetts, licensed in Massachusetts (244640) and active in the NPI registry since April 2010. He is enrolled in Medicare PECOS, is affiliated with Cape Cod Hospital, and is a graduate of University Of North Texas Hsc, College Of Osteopathic Med (1988).
NPPES Registry Identity
Specialties & Licenses 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
Dr. Wesley Neal Klein D.o. 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 Wesley Klein reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Hyannis, MA 02601
- Reassigned Medicare billing, Massachusetts enrollment
- 76 clinicians in this Medicare group
Springfield, MA 01104
- Reassigned Medicare billing, Massachusetts enrollment
- 298 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
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Cape Cod Hospital
Acute Care Hospitals · Hyannis, MAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 02601 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
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
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 Wesley Klein's NPI number?
The NPI number for Wesley Klein is 1609193366. It was assigned to this individual provider in the NPPES registry on April 21, 2010.
Where is Wesley Klein located?
Wesley Klein practices at 68 Camp St Ste 1, Hyannis, MA 02601. The listed phone number is (774) 470-1370.
What is Wesley Klein's specialty?
The primary specialty registered for this NPI is Preventive Medicine, specializing in Addiction Medicine, with taxonomy code 2083A0300X.
Is Wesley Klein enrolled in Medicare?
Yes. Wesley Klein 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 Wesley Klein's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Wesley Klein reassigns Medicare benefits to 2 organizations: Harbor Health Services, Inc. (Hyannis, MA) and Riverbend Medical Group, Inc. (Springfield, 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 Wesley Klein's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Wesley Klein accept?
Health plans from Anthem Blue Cross and Blue Shield list Wesley Klein 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 Wesley Klein affiliated with any hospitals?
According to CMS data, Wesley Klein is affiliated with Cape Cod Hospital.
When was this NPI record last updated?
The NPPES record for Wesley Klein was last updated on May 18, 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.
# Dr. Wesley Neal Klein, D.O. · NPI 1609193366
Addiction Medicine physician in Hyannis, Massachusetts. Individual provider, active in the CMS NPPES registry since April 21, 2010.
## Identity
- **NPI:** 1609193366 (Entity type: Individual)
- **Enumerated:** April 21, 2010
- **Primary specialty:** Preventive Medicine - Addiction Medicine · taxonomy 2083A0300X
- **State license:** 244640 (Massachusetts)
- **Sole proprietor:** No
## Practice location
- **Address:** 68 CAMP ST STE 1, Hyannis, MA 02601-3048
- **Phone:** (774) 470-1370 · **Fax:** (508) 484-1777
## 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): Harbor Health Services, Inc. (NPI 1376502070, Hyannis, MA); Riverbend Medical Group, Inc. (NPI 1841651197, Springfield, MA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of North Texas Hsc, College Of Osteopathic Med, class of 1988
## Record status
- **NPPES last updated:** May 18, 2023
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Source: [NPI Profile](https://npiprofile.com/npi/1609193366) · Data from the CMS NPPES public registry.