KLEIN MEDICAL SERVICES
NPI 1609665207
Anesthesiology in Staten Island, NY
About Klein Medical Services NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
KLEIN MEDICAL SERVICES (NPI 1609665207) is a healthcare organization registered as an anesthesiology in Staten Island, New York and active in the NPI registry since May 2025. The organization lists Ira A Klein, Owner, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
Group Practice 1
Medicare Participation & PECOS CMS
Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Klein Medical Services is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Clinicians Billing Medicare Through This Organization
8Medicare enrollment records show 8 clinicians reassign Medicare billing to Klein Medical Services, which bills Medicare for the services they deliver. Of these, 2 practice within 10 miles. They are listed nearest first.
Clinicians, nearest first (8)
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
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 Klein Medical Services's NPI number?
The NPI number for Klein Medical Services is 1609665207. It was assigned to this organization in the NPPES registry on May 1, 2025.
Where is Klein Medical Services located?
Klein Medical Services is located at 3930 Richmond Ave Ste 104, Staten Island, NY 10312. The listed phone number is (718) 957-1342.
What is Klein Medical Services's specialty?
The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.
Is Klein Medical Services enrolled in Medicare?
Yes. Klein Medical Services is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through Klein Medical Services?
According to the CMS Revalidation Reassignment List (October 2026 release), 8 clinicians in 2 Medicare specialties reassign their Medicare billing to Klein Medical Services. A 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 the clinician's services. The largest specialties are Nurse Practitioner (7) and Anesthesiology (1). Of these, 2 practice within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
When was this NPI record last updated?
The NPPES record for Klein Medical Services was last updated on May 1, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 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.
# Klein Medical Services · NPI 1609665207
Anesthesiology organization in Staten Island, New York. Organization record, active in the CMS NPPES registry since May 1, 2025.
## Identity
- **NPI:** 1609665207 (Entity type: Organization)
- **Enumerated:** May 1, 2025
- **Primary specialty:** Anesthesiology · taxonomy 207L00000X
- **Organization subpart:** No
- **Authorized official:** Ira Klein, OWNER
## Practice location
- **Address:** 3930 RICHMOND AVE STE 104, Staten Island, NY 10312-5103
- **Phone:** (718) 957-1342
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Clinicians billing through this organization:** 8 clinicians in 2 Medicare specialties reassign Medicare billing to this organization (form CMS-855R); largest: Nurse Practitioner (7), Anesthesiology (1); 2 practice within 10 miles · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** May 1, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1609665207) · Data from the CMS NPPES public registry.