MR. LAURENCE J BROWN RN, NP
NPI 1700050200
Nurse Practitioner - Family in Santa Rosa, CA
About Mr. Laurence J Brown Rn, Np NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MR. LAURENCE J BROWN RN, NP (NPI 1700050200) is an individual family provider in Santa Rosa, California, licensed in California (NP17777) and active in the NPI registry since April 2008. He is enrolled in Medicare PECOS and maintains a secondary practice location in Orange.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 1
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Mr. Laurence J Brown Rn, Np is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
2Medicare enrollment records show Laurence Brown reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Santa Rosa, CA 95401
- Reassigned Medicare billing, California enrollment
- 215 clinicians in this Medicare group
Irvine, CA 92604
- Reassigned Medicare billing, California enrollment
- 212 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 95401 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 6
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
Other Providers at the Same Location NPPES 20
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 Laurence Brown's NPI number?
The NPI number for Laurence Brown is 1700050200. It was assigned to this individual provider in the NPPES registry on April 15, 2008.
Where is Laurence Brown located?
Laurence Brown practices at 1300 N Dutton Ave, Santa Rosa, CA 95401. The listed phone number is (707) 459-6861.
What is Laurence Brown's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.
Is Laurence Brown enrolled in Medicare?
Yes. Laurence Brown is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Laurence Brown's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Laurence Brown reassigns Medicare benefits to 2 organizations: Santa Rosa Community Health Centers (Santa Rosa, CA) and Minuteclinic Diagnostic Medical Group Of Orange County Inc (Irvine, CA). 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 Laurence Brown'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 Laurence Brown was last updated on July 25, 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.
# Mr. Laurence J Brown, RN, NP · NPI 1700050200
Family physician in Santa Rosa, California. Individual provider, active in the CMS NPPES registry since April 15, 2008.
## Identity
- **NPI:** 1700050200 (Entity type: Individual)
- **Enumerated:** April 15, 2008
- **Primary specialty:** Nurse Practitioner - Family · taxonomy 363LF0000X
- **State license:** NP17777 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 1300 N DUTTON AVE, Santa Rosa, CA 95401-7112
- **Phone:** (707) 459-6861
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **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): Santa Rosa Community Health Centers (NPI 1780195255, Santa Rosa, CA); Minuteclinic Diagnostic Medical Group Of Orange County Inc (NPI 1104013879, Irvine, CA) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** July 25, 2023
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Source: [NPI Profile](https://npiprofile.com/npi/1700050200) · Data from the CMS NPPES public registry.