DR. CI MA
NPI 1801185400
Psychiatry & Neurology - Psychiatry in San Diego, CA
About Dr. Ci Ma NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. CI MA (NPI 1801185400) is an individual psychiatry provider in San Diego, California, licensed in California (A134158) and active in the NPI registry since April 2011. She is enrolled in Medicare PECOS, maintains a secondary practice location in El Centro, and is a graduate of Other (2002).
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 1
Other Identifiers 1
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Dr. Ci Ma is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
2Medicare enrollment records show Ci Ma reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
San Diego, CA 92123
- Reassigned Medicare billing, California enrollment
- 10 clinicians in this Medicare group
El Centro, CA 92243
- Reassigned Medicare billing, California enrollment
- 43 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 92123 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.
SAN DIEGO, CA 92123
SAN DIEGO, CA 92123
SAN DIEGO, CA 92123
SAN DIEGO, CA 92123
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 Ci Ma's NPI number?
The NPI number for Ci Ma is 1801185400. It was assigned to this individual provider in the NPPES registry on April 4, 2011.
Where is Ci Ma located?
Ci Ma practices at 7850 Vista Hill Ave, San Diego, CA 92123. The listed phone number is (858) 848-5386.
What is Ci Ma's specialty?
The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Psychiatry, with taxonomy code 2084P0800X.
Is Ci Ma enrolled in Medicare?
Yes. Ci Ma is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Ci Ma's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Ci Ma reassigns Medicare benefits to 2 organizations: Union Of Pan Asian Communities (San Diego, CA) and County Of Imperial (El Centro, 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 Ci Ma'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 Ci Ma was last updated on February 2, 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.
# Dr. Ci Ma · NPI 1801185400
Psychiatry physician in San Diego, California. Individual provider, active in the CMS NPPES registry since April 4, 2011.
## Identity
- **NPI:** 1801185400 (Entity type: Individual)
- **Enumerated:** April 4, 2011
- **Primary specialty:** Psychiatry & Neurology - Psychiatry · taxonomy 2084P0800X
- **State license:** A134158 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 7850 VISTA HILL AVE, San Diego, CA 92123-2717
- **Phone:** (858) 848-5386
## 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): Union Of Pan Asian Communities (NPI 1841404837, San Diego, CA); County Of Imperial (NPI 1225258841, El Centro, CA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2002
## Record status
- **NPPES last updated:** February 2, 2023
- **Other identifiers:** Other A134158 (CA)
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Source: [NPI Profile](https://npiprofile.com/npi/1801185400) · Data from the CMS NPPES public registry.