Physician Profile
Caroline Esguerra, MD
Unclaimed ProfileAbout Dr. Esguerra
Based in Sacramento, CA, Caroline Esguerra, MD is listed in the NPI registry under family medicine. According to Medicare claims data, Caroline cared for 202 Medicare patients across 289 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 high level of medical decision making, if using time, 40 minutes or more, and established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more. NPI 1225431448 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
License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.
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
- (916) 575-8000
- Email not available
Practice Locations
4400 DUCKHORN DR
Sacramento, CA 95834
Conditions Commonly Evaluated or Treated
Within Family Medicine generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Conditions
Most searched conditions
Cardiometabolic
Digestive
Genitourinary and reproductive
Musculoskeletal and pain
Neurologic and behavioral
Respiratory and infectious
Skin
Common childhood and ear conditions
Pain & Joints
Procedures & services
Most searched procedures
Preventive interventions
Screening and testing
Diagnostic Tests
Exams & Screenings
Foot and Leg Pain
Heart & Circulation
Injections
Lungs & Breathing
Minor Procedures
Occupational Health
Office procedures
Pain Management
Preventive Care
Respiratory
Senior Care
Sexual & Reproductive Health
Skin Procedures
Sleep Health
Urgent Care Procedures
Wellness & Weight
Women's Health
Procedures Most Often Billed to Medicare
289 services · 202 patients · 9 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Influenza vaccine, inactivated | Treatment | 90653 |
18 | Less often than most peers in Family Medicine |
| Sarscv2 vac 30mcg trs-suc im | Treatment | 91320 |
16 | Less often than most peers in Family Medicine |
| Admn sarscov2 vacc 1 dose | Treatment | 90480 |
16 | Less often than most peers in Family Medicine |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
103 | As often as other peers in Family Medicine |
| Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more | Office visit | 99215 |
53 | More often than most peers in Family Medicine |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
23 | Less often than most peers in Family Medicine |
| Administration of influenza virus vaccine | Billing code | G0008 |
22 | Less often than most peers in Family Medicine |
| Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | Billing code | G0439 |
21 | Less often than most peers in Family Medicine |
| Hemoglobin a1c level | Lab test | 83036 |
17 | Less often than most peers in Family Medicine |
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 family doctors at this location 2
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 — 31 related providers in 4 groups
Other family doctors in Sacramento 7
Same specialty, same city.
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 2013 at Other 8
Providers who graduated from the same medical school in the same year.
Also performs Influenza vaccine, inactivated 8
Providers in CA who bill this service to Medicare most often.
Common questions
What does Dr. Esguerra specialize in?
Dr. Esguerra is a family doctor in Sacramento, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Family Medicine”.
NPI registry
Where is Dr. Esguerra located?
Dr. Esguerra is listed at 4400 Duckhorn Dr, Sacramento, CA 95834. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Esguerra's phone number?
The number on file is (916) 575-8000. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Dr. Esguerra's NPI number?
Dr. Esguerra's National Provider Identifier is 1225431448. 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 Dr. Esguerra go to medical school?
Dr. Esguerra attended Other, graduating in 2013. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Esguerra been practicing?
Dr. Esguerra has 13 years experience. Calculated from a graduation year of 2013, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Esguerra do most often?
According to Medicare billing data, Dr. Esguerra provides treatments such as influenza vaccine, inactivated and sarscv2 vac 30mcg trs-suc im, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Esguerra confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Esguerra. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.