MARISA L. BLOCH CRNA
NPI 1972707339
Nurse Anesthetist, Certified Registered in Chappaqua, NY
About Marisa L. Bloch Crna NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MARISA L. BLOCH CRNA (NPI 1972707339) is an individual nurse anesthetist, certified registered in Chappaqua, New York, licensed in New York (501497-1) and active in the NPI registry since June 2007. She is a graduate of Other (2002).
NPPES Registry Identity
Specialties & Licenses
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
Marisa L. Bloch 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
2Medicare enrollment records show Marisa Bloch reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Chappaqua, NY 10514
- Reassigned Medicare billing, New York enrollment
- 1,406 clinicians in this Medicare group
New York, NY 10065
- Reassigned Medicare billing, New York enrollment
- 384 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 2
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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 10514 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 3
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 Marisa Bloch's NPI number?
The NPI number for Marisa Bloch is 1972707339. It was assigned to this individual provider in the NPPES registry on June 12, 2007.
Where is Marisa Bloch located?
Marisa Bloch practices at 480 Bedford Rd Ste 4202, Chappaqua, NY 10514. The listed phone number is (914) 244-8762.
What is Marisa Bloch's specialty?
The primary specialty registered for this NPI is Nurse Anesthetist, Certified Registered with taxonomy code 367500000X.
Is Marisa Bloch enrolled in Medicare?
Yes. Marisa Bloch 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 Marisa Bloch's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Marisa Bloch reassigns Medicare benefits to 2 organizations: North Shore - Lij Anesthesiology, PC (Chappaqua, NY) and Weill Medical College Of Cornell (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 Marisa Bloch's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for Marisa Bloch was last updated on October 30, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 23 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.
# Marisa L. Bloch, CRNA · NPI 1972707339
Nurse Anesthetist, Certified Registered physician in Chappaqua, New York. Individual provider, active in the CMS NPPES registry since June 12, 2007.
## Identity
- **NPI:** 1972707339 (Entity type: Individual)
- **Enumerated:** June 12, 2007
- **Primary specialty:** Nurse Anesthetist, Certified Registered · taxonomy 367500000X
- **State license:** 501497-1 (New York)
- **Sole proprietor:** No
## Practice location
- **Address:** 480 BEDFORD RD STE 4202, Chappaqua, NY 10514-1716
- **Phone:** (914) 244-8762
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Bills Medicare through:** 2 organizations under Medicare reassignment (form CMS-855R): North Shore - Lij Anesthesiology, PC (NPI 1417401266, Chappaqua, NY); Weill Medical College Of Cornell (NPI 1164768305, New York, NY) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2002
## Record status
- **NPPES last updated:** October 30, 2024
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Source: [NPI Profile](https://npiprofile.com/npi/1972707339) · Data from the CMS NPPES public registry.