DR. GIOVANNA SOPHIA MANZANO MD
NPI 1376073528
Psychiatry & Neurology - Neurology in Orange, CA
About Dr. Giovanna Sophia Manzano Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. GIOVANNA SOPHIA MANZANO MD (NPI 1376073528) is an individual neurology provider in Orange, California, licensed in California (A201544) and active in the NPI registry since June 2017. She is enrolled in Medicare PECOS, is affiliated with Massachusetts General Hospital, and maintains a secondary practice location in Boston.
NPPES Registry Identity
Specialties & Licenses 2
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 and accepts Medicare assignment
Dr. Giovanna Sophia Manzano 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 Reassignments
5Medicare enrollment records show Giovanna Manzano reassigns Medicare billing to 5 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Orange, CA 92868
- Reassigned Medicare billing, California enrollment
- 135 clinicians in this Medicare group
Boston, MA 02115
- Reassigned Medicare billing, Massachusetts enrollment
- 4,574 clinicians in this Medicare group
Boston, MA 02114
- Reassigned Medicare billing, Massachusetts enrollment
- 6,360 clinicians in this Medicare group
Boston, MA 02114
- Reassigned Medicare billing, Massachusetts enrollment
- 6,234 clinicians in this Medicare group
Oak Bluffs, MA 02557
- Reassigned Medicare billing, Massachusetts enrollment
- 251 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 9
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.
Hospital Affiliations CMS Care Compare 4
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Massachusetts General Hospital
Acute Care Hospitals · Boston, MAMassachusetts Eye And Ear Infirmary -
Acute Care Hospitals · Boston, MABrigham And Women's Hospital
Acute Care Hospitals · Boston, MANantucket Cottage Hospital
Acute Care Hospitals · Nantucket, MAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 92868 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.
ORANGE, CA 92868
ORANGE, CA 92868
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 Giovanna Manzano's NPI number?
The NPI number for Giovanna Manzano is 1376073528. It was assigned to this individual provider in the NPPES registry on June 19, 2017.
Where is Giovanna Manzano located?
Giovanna Manzano practices at 101 The City Dr S, Orange, CA 92868. The listed phone number is (714) 456-8888.
What is Giovanna Manzano's specialty?
The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Neurology, with taxonomy code 2084N0400X.
Is Giovanna Manzano enrolled in Medicare?
Yes. Giovanna Manzano 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 Giovanna Manzano's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Giovanna Manzano reassigns Medicare benefits to 5 organizations: Regents Of The University Of Claifornia Univ Neursciences (Orange, CA), Brigham & Womens Physicians Organization Inc (Boston, MA), Massachusetts General Physicians Organization Inc (Boston, MA), The General Hospital Corporation (Boston, MA) and Martha's Vineyard Hospital, Inc. (Oak Bluffs, MA). 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 Giovanna Manzano's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Giovanna Manzano affiliated with any hospitals?
According to CMS data, Giovanna Manzano is affiliated with Massachusetts General Hospital, Massachusetts Eye And Ear Infirmary -, Brigham And Women's Hospital and Nantucket Cottage Hospital.
When was this NPI record last updated?
The NPPES record for Giovanna Manzano was last updated on November 18, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.
# Dr. Giovanna Sophia Manzano, MD · NPI 1376073528
Neurology physician in Orange, California. Individual provider, active in the CMS NPPES registry since June 19, 2017.
## Identity
- **NPI:** 1376073528 (Entity type: Individual)
- **Enumerated:** June 19, 2017
- **Primary specialty:** Psychiatry & Neurology - Neurology · taxonomy 2084N0400X
- **State license:** A201544 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 101 THE CITY DR S, Orange, CA 92868-3201
- **Phone:** (714) 456-8888
## 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:** 5 organizations under Medicare reassignment (form CMS-855R): Regents Of The University Of Claifornia Univ Neursciences (NPI 1205884210, Orange, CA); Brigham & Womens Physicians Organization Inc (NPI 1033535497, Boston, MA); Massachusetts General Physicians Organization Inc (NPI 1801874573, Boston, MA); The General Hospital Corporation (NPI 1023049236, Boston, MA); Martha's Vineyard Hospital, Inc. (NPI 1194866210, Oak Bluffs, MA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2017
## Record status
- **NPPES last updated:** November 18, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1376073528) · Data from the CMS NPPES public registry.