NATHAN BLAU MD
NPI 1508137555
Internal Medicine - Cardiovascular Disease in Salinas, CA
About Nathan Blau Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
NATHAN BLAU MD (NPI 1508137555) is an individual cardiovascular disease provider in Salinas, California, licensed in California (GFE34173) and active in the NPI registry since January 2012. He is enrolled in Medicare PECOS and is a graduate of R Franklin University Of Med & Sci/chicago Medical School (1972).
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
Nathan Blau Md 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 Nathan Blau reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Oakland, CA 94601
- Reassigned Medicare billing, California enrollment
- 187 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 93901 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Referred Medical Equipment & Supplies CMS DME claims 2
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
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 Nathan Blau's NPI number?
The NPI number for Nathan Blau is 1508137555. It was assigned to this individual provider in the NPPES registry on January 23, 2012.
Where is Nathan Blau located?
Nathan Blau practices at 335 Katherine Ave # T, Salinas, CA 93901. The listed phone number is (831) 751-6222.
What is Nathan Blau's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Cardiovascular Disease, with taxonomy code 207RC0000X.
Is Nathan Blau enrolled in Medicare?
Yes. Nathan Blau 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 Nathan Blau's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Nathan Blau reassigns Medicare benefits to La Clinica De La Raza Inc (Oakland, CA). 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 Nathan Blau'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 Nathan Blau was last updated on March 23, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.
# Nathan Blau, MD · NPI 1508137555
Cardiovascular Disease physician in Salinas, California. Individual provider, active in the CMS NPPES registry since January 23, 2012.
## Identity
- **NPI:** 1508137555 (Entity type: Individual)
- **Enumerated:** January 23, 2012
- **Primary specialty:** Internal Medicine - Cardiovascular Disease · taxonomy 207RC0000X
- **State license:** GFE34173 (California)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 335 KATHERINE AVE # T, Salinas, CA 93901-3176
- **Phone:** (831) 751-6222
## 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:** La Clinica De La Raza Inc (NPI 1144336181, Oakland, CA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** R Franklin University Of Med & Sci/chicago Medical School, class of 1972
## Record status
- **NPPES last updated:** March 23, 2016
---
Source: [NPI Profile](https://npiprofile.com/npi/1508137555) · Data from the CMS NPPES public registry.