Provider Profile
Ernesto S. Zambrano, NURSE PRACTITIONER
Unclaimed ProfileAbout Ernesto Zambrano
Ernesto S. Zambrano, NURSE PRACTITIONER is a nurse practitioner based in Vallejo, CA. Ernesto is also listed as specializing in nurse practitioner — family. According to Medicare claims data, Ernesto cared for 751 Medicare patients across 956 services. The services billed most often include established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more, established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more, and new patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more. The provider's National Provider Identifier (NPI) is 1790161024.
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) 643-6483
- Email not available
Practice Locations
100 HOSPITAL DR STE 304
Vallejo, CA 94589
Procedures Most Often Billed to Medicare
956 services · 751 patients · 11 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Influenza vaccine, inactivated | Treatment | 90653 |
29 | More often than most peers in Nurse Practitioner |
| Sarscov2 vac 50 mcg/0.5ml im | Treatment | 91322 |
17 | As often as other peers in Nurse Practitioner |
| Admn sarscov2 vacc 1 dose | Treatment | 90480 |
17 | As often as other peers in Nurse Practitioner |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
372 | More than most peers in Nurse Practitioner |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
316 | More than most peers in Nurse Practitioner |
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | Office visit | 99204 |
47 | More often than most peers in Nurse Practitioner |
| Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | Billing code | G0439 |
39 | As often as other peers in Nurse Practitioner |
| Administration of influenza virus vaccine | Billing code | G0008 |
39 | More often than most peers in Nurse Practitioner |
| Transitional care management services for problem of at least moderate complexity | Office visit | 99495 |
29 | More often than most peers in Nurse Practitioner |
| Transitional care management services for problem of high complexity | Office visit | 99496 |
26 | More often than most peers in Nurse Practitioner |
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 nurse practitioners at this location 8
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 8
Clinically related specialties at the same address — the people this provider most likely works alongside.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
More connections — 27 related providers in 4 groups
Other nurse practitioners in Vallejo 4
Same specialty, same city.
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 2015 at Other 8
Providers who graduated from the same medical school in the same year.
Also performs Influenza vaccine, inactivated 7
Providers in CA who bill this service to Medicare most often.
Common questions
What does Ernesto S. Zambrano specialize in?
Ernesto S. Zambrano is a nurse practitioner in Vallejo, CA. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where is Ernesto S. Zambrano located?
Ernesto S. Zambrano is listed at 100 Hospital Dr Ste 304, Vallejo, CA 94589. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Ernesto S. Zambrano's phone number?
The number on file is (707) 643-6483. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Ernesto S. Zambrano's NPI number?
Ernesto S. Zambrano's National Provider Identifier is 1790161024. 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 Ernesto S. Zambrano train?
Ernesto S. Zambrano attended Other, graduating in 2015. This comes from the CMS National Downloadable File.
CMS public data
How long has Ernesto S. Zambrano been practicing?
Ernesto S. Zambrano has 11 years experience. Calculated from a graduation year of 2015, reported in the CMS National Downloadable File.
CMS public data
What does Ernesto S. Zambrano do most often?
According to Medicare billing data, Ernesto S. Zambrano provides treatments such as influenza vaccine, inactivated and sarscov2 vac 50 mcg/0.5ml im, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Ernesto S. Zambrano confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Ernesto S. Zambrano. If this is you, claiming it is free.
Guide.md
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