Doctor profile · Federal record
Dr. Geraldine Delos Santos, D.O.
Family Medicine Physician (CMS: Family Practice) · Sycamore, IL
- NPI 1942658380
- Accepts Medicare
- 10 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
1850 Gateway Dr Ste 103
Sycamore, IL 601783192
(815) 758-8671
fax (815) 756-4892
Credentials & registration
- NPI registered
- May 2016 — 10 yrs on file
- Profile last updated
- May 15, 2025
- Year of graduation
- 2016 — 10 yrs since
- Specialty taxonomy
- 207Q00000X — NUCC code
- State license (1)
- Illinois #036149569
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1942658380. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
1,800
Distinct HCPCS
10
Medicare allowed
$84,164
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
36415 |
Insertion of needle into vein for collection of blood sample | 277 | 163 | $8 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 215 | 131 | $133 | |
85025 |
Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count | 170 | 139 | $8 | |
84443 |
Blood test, thyroid stimulating hormone (tsh) | 160 | 132 | $16 | |
80053 |
Blood test, comprehensive group of blood chemicals | 151 | 134 | $10 | |
80061 |
Blood test, lipids (cholesterol and triglycerides) | 132 | 118 | $13 | |
G0439 |
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 127 | 127 | $133 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 119 | 89 | $94 | |
83036 |
Hemoglobin a1c level | 76 | 48 | $10 | |
80048 |
Blood test, basic group of blood chemicals (calcium, total) | 67 | 54 | $8 |
In context: peer comparison
Among 9 peers in Sycamore Family Medicine Physician, average services per provider: 74. This provider delivers 24× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
1,785
Patients
538
Total drug cost
$30,463
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Levothyroxine Sodium | Generic | 257 | 78 | $4,554 |
| Atorvastatin Calcium | Generic | 203 | 59 | $3,320 |
| Amlodipine Besylate | Generic | 154 | 46 | $1,876 |
| Losartan Potassium | Generic | 148 | 42 | $2,822 |
| Metoprolol Succinate | Generic | 143 | 46 | $3,212 |
| Simvastatin | Generic | 118 | 32 | $1,628 |
| Rosuvastatin Calcium | Generic | 115 | 37 | $2,961 |
| Pravastatin Sodium | Generic | 104 | 32 | $2,734 |
| Metformin Hcl | Generic | 102 | 27 | $1,100 |
| Pantoprazole Sodium | Generic | 90 | 27 | $1,923 |
Hospital affiliations
Frequently asked questions
What is Dr. Geraldine Delos Santos's medical specialty?
Dr. Geraldine Delos Santos practices Family Medicine Physician in Sycamore, IL.
Where does Dr. Geraldine Delos Santos practice?
Dr. Geraldine Delos Santos practices at 1850 Gateway Dr Ste 103, Sycamore, IL 601783192. Office phone: 8157588671.
What is Dr. Geraldine Delos Santos's NPI?
Dr. Geraldine Delos Santos's National Provider Identifier (NPI) is 1942658380, issued by NPPES.
Does Dr. Geraldine Delos Santos accept Medicare assignment?
Yes. Dr. Geraldine Delos Santos accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Geraldine Delos Santos commonly perform?
Top Medicare-reported procedures in 2023: Insertion of needle into vein for collection of blood sample (HCPCS 36415); Established patient office or other outpatient visit (HCPCS 99214); Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count (HCPCS 85025). Source: CMS Medicare Physician & Other Practitioners file.