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Edit this profileAt a glance
- 2481 Pacheco St, Concord, CA 94520
About Vivian Lo
Vivian Lo, PA-C is a physician assistant based in Concord, CA. Medicare claims data shows Vivian provided 152 services to 74 patients. The services billed most often include subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes, subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes, and psychiatric diagnostic evaluation with medical services. The provider's National Provider Identifier (NPI) is 1003167453.
Factual summary compiled by Guide.md from public records; not written by this provider.
Specialty
Credentials & Licensing
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (925) 680-8933
- Email not available
Is this your home address or personal number? Hide it
Practice Locations
2481 PACHECO ST
Concord, CA 94520
Procedures Most Often Billed to Medicare
152 services · 74 patients · 3 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Psychiatric diagnostic evaluation with medical services | Treatment | 90792 |
13 | Less often than most peers in Physician Assistant |
| Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes | Office visit | 99309 |
79 | Less often than most peers in Physician Assistant |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | Office visit | 99233 |
60 | More often than most peers in Physician Assistant |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Related specialists at this location 3
Clinically related specialties at the same address — the people this provider most likely works alongside.
Also at this address 1
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Other physician assistants in Concord 8
Same specialty, same city.
More connections — 5 related providers in 1 group
Also performs Psychiatric diagnostic evaluation with medical services 5
Providers in CA who bill this service to Medicare most often.
Common questions
What is Vivian Lo's specialty?
Vivian Lo is a physician assistant in Concord, CA. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where can I find Vivian Lo?
Vivian Lo is listed at 2481 Pacheco St, Concord, CA 94520. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Vivian Lo?
The number on file is (925) 680-8933. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Vivian Lo?
Vivian Lo's National Provider Identifier is 1003167453. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
How much experience does Vivian Lo have?
Vivian Lo has 14+ years experience. Registered with an NPI since 2012. National Provider Identifiers only began in 2005, so a provider who qualified earlier may have practiced for longer than this.
NPI registry
What is Vivian Lo known for?
According to Medicare billing data, Vivian Lo provides treatments such as psychiatric diagnostic evaluation with medical services, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Vivian Lo's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Vivian Lo. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.