MEGAN CHRISTINE O'BRIEN PMHNP
NPI 1750784559
Nurse Practitioner - Psychiatric/Mental Health in Berkeley, CA
About Megan Christine O'brien Pmhnp NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MEGAN CHRISTINE O'BRIEN PMHNP (NPI 1750784559) is an individual psychiatric/mental health provider in Berkeley, California, licensed in California (95002915) and active in the NPI registry since October 2014. She is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses 2
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Megan Christine O'brien Pmhnp is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
5Medicare enrollment records show Megan O'brien reassigns Medicare billing to 5 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Berkeley, CA 94702
- Reassigned Medicare billing, California enrollment
- 241 clinicians in this Medicare group
Sacramento, CA 95819
- Reassigned Medicare billing, California enrollment
- Medicare enrollment name: Cep America - California
- 2,323 clinicians in this Medicare group
Oakland, CA 94602
- Reassigned Medicare billing, California enrollment
- 2 clinicians in this Medicare group
San Francisco, CA 94111
- Reassigned Medicare billing, California enrollment
- 98 clinicians in this Medicare group
San Francisco, CA 94109
- Reassigned Medicare billing, California enrollment
- 208 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 94702 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 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 Megan O'brien's NPI number?
The NPI number for Megan O'brien is 1750784559. It was assigned to this individual provider in the NPPES registry on October 7, 2014.
Where is Megan O'brien located?
Megan O'brien practices at 3260 Sacramento St, Berkeley, CA 94702. The listed phone number is (510) 981-4100.
What is Megan O'brien's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Psychiatric/Mental Health, with taxonomy code 363LP0808X.
Is Megan O'brien enrolled in Medicare?
Yes. Megan O'brien is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Megan O'brien's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Megan O'brien reassigns Medicare benefits to 5 organizations: Lifelong Medical Care (Berkeley, CA), California Emergency Physc Med Grp (Sacramento, CA), Fred Finch Youth Center (Oakland, CA), Mccd Ca Psychiatry Services PC (San Francisco, CA) and Cep America - Psychiatry PC (San Francisco, 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 Megan O'brien'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 Megan O'brien was last updated on August 24, 2015. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.
# Megan Christine O'brien, PMHNP · NPI 1750784559
Psychiatric/Mental Health physician in Berkeley, California. Individual provider, active in the CMS NPPES registry since October 7, 2014.
## Identity
- **NPI:** 1750784559 (Entity type: Individual)
- **Enumerated:** October 7, 2014
- **Primary specialty:** Nurse Practitioner - Psychiatric/Mental Health · taxonomy 363LP0808X
- **State license:** 95002915 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 3260 SACRAMENTO ST, Berkeley, CA 94702-2739
- **Phone:** (510) 981-4100
## 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:** 5 organizations under Medicare reassignment (form CMS-855R): Lifelong Medical Care (NPI 1689670002, Berkeley, CA); California Emergency Physc Med Grp (NPI 1942509047, Sacramento, CA); Fred Finch Youth Center (NPI 1447588876, Oakland, CA); Mccd Ca Psychiatry Services PC (NPI 1689306920, San Francisco, CA); Cep America - Psychiatry PC (NPI 1093372468, San Francisco, CA) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** August 24, 2015
---
Source: [NPI Profile](https://npiprofile.com/npi/1750784559) · Data from the CMS NPPES public registry.