Provider Profile
Mariela S. Holguin
Unclaimed ProfileAbout Mariela Holguin
Listed in the NPI registry as a physician assistant, Mariela S. Holguin practices in Vallejo, CA. Mariela is also listed as specializing in student in an organized health care education program. According to Medicare claims data, Mariela cared for 69 Medicare patients across 72 services. The services billed most often include emergency department visit with moderate level of medical decision making, emergency department visit with low level of medical decision making, and emergency department visit with high level of medical decision making. NPI 1588239560 identifies this record in the national registry.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
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
- (707) 638-5809
- Email not available
Practice Locations
1310 CLUB DR
Vallejo, CA 94592
Procedures Most Often Billed to Medicare
72 services · 69 patients · 3 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Emergency department visit with moderate level of medical decision making | Office visit | 99284 |
34 | As often as other peers in Physician Assistant |
| Emergency department visit with low level of medical decision making | Office visit | 99283 |
22 | As often as other peers in Physician Assistant |
| Emergency department visit with high level of medical decision making | Office visit | 99285 |
16 | Less 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.
Other physician assistants at this location 8
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 1
Clinically related specialties at the same address — the people this provider most likely works alongside.
Also at this address 3
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
More connections — 17 related providers in 3 groups
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 2023 at Other 8
Providers who graduated from the same medical school in the same year.
Common questions
What kind of doctor is Mariela S. Holguin?
Mariela S. Holguin is a physician assistant in Vallejo, CA. That is the designation recorded for this NPI in the federal registry.
NPI registry
What is Mariela S. Holguin's address?
Mariela S. Holguin is listed at 1310 Club Dr, Vallejo, CA 94592. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Mariela S. Holguin?
The number on file is (707) 638-5809. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Mariela S. Holguin's NPI number?
Mariela S. Holguin's National Provider Identifier is 1588239560. 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
Where did Mariela S. Holguin train?
Mariela S. Holguin attended Other, graduating in 2023. This comes from the CMS National Downloadable File.
CMS public data
How long has Mariela S. Holguin been practicing?
Mariela S. Holguin has 3 years experience. Calculated from a graduation year of 2023, reported in the CMS National Downloadable File.
CMS public data
What procedures does Mariela S. Holguin perform?
According to Medicare billing data, Mariela S. Holguin the Medicare record under this individual NPI shows mainly office visits and diagnostic testing. Hospital-based physicians usually have their procedural work billed by the facility rather than under their own number, so this is a floor on their practice, not a description of it. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Mariela S. Holguin confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Mariela S. Holguin. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.