Psychiatry · Modesto, CA
NPI
1053416701
Since 2006
Specialty
Psychiatry
Code 2084P0800X
Group practices
0
Medicare group memberships
Hospitals
0
Hospital affiliations
1878 E Hatch Rd
Modesto, CA, 95351
Phone (209) 538-1496
Medicare paid, 2024
$79K
1,050 services
Medicare patients, 2024
98
Average age 56
Drug cost, 2024
$1.5M
4,931 prescriptions
Company payments, 2025
$320
From 2 companies
Procedures and visits billed to Original Medicare, 2024
In 2024, the most common Medicare service billed by Rex S Adamson was code 99214 (office e&m - established), 482 times for 86 patients. In total Rex S Adamson billed 1,050 services in 10 codes, and Medicare paid $79K.
| Code |
|---|
Official US government data: the national provider registry and Medicare enrollment records, linked by NPI. Last update of this record: 2012-10-01.
| Setting |
|---|
| Services |
|---|
| Patients |
|---|
| Paid per service |
|---|
| Medicare paid |
|---|
| 99214 Office E&M - Established | Office | 482 | 86 | $96.37 | $46K |
| 90833 Psychotherapy - Nongroup | Office | 481 | 87 | $55.93 | $27K |
| 93010 Electrocardiogram | Office | 21 | 21 | $5.43 | $114 |
By year: 2022 $87K for 1,159 services; 2023 $82K for 1,093 services; 2024 $79K for 1,050 services.
Medicare prescription drug claims, 2024
In 2024, the drug Rex S Adamson prescribed most often to Medicare patients was Clozapine, with 1,013 prescriptions and refills. In total Rex S Adamson wrote 4,931 Medicare prescriptions that cost $1.5M.
| Drug | Claims | 30-day fills | Patients | Cost |
|---|---|---|---|---|
| Clozapine Generic | 1,013 | 1,014 | 49 | $60K |
| Olanzapine Generic | 250 | 250 | 29 | $4,502 |
| Lithium Carbonate Generic | 214 | 214 | 22 | $2,146 |
| Atenolol Generic | 208 | 208 | 25 | $2,592 |
| Risperidone Generic | 171 | 171 | 20 | $2,605 |
| Clonazepam Generic | 158 | 158 | 20 | $1,617 |
| Fluvoxamine Maleate Generic | 154 | 154 | 19 | $4,586 |
| Metformin Hcl Er Metformin Hcl | 152 | 152 | 20 | $2,164 |
| Olanzapine Odt Olanzapine | 122 | 122 | 13 | $10K |
| Lorazepam Generic | 114 | 114 | 31 | $1,067 |
| Clozapine Odt Clozapine | 109 | 109 | 12 | $47K |
| Lurasidone Hcl Generic | 107 | 107 | Under 11 | $26K |
| Pantoprazole Sodium Generic | 95 | 95 | 12 | $1,221 |
| Lybalvi Olanzapine/Samidorphan Malate | 91 | 91 | Under 11 | $150K |
| Famotidine Generic | 82 | 82 | Under 11 | $871 |
Brand drugs: 830 claims; generic drugs: 4,101 claims.
Money and other things of value reported by the companies
In 2025, drug and medical device companies paid Rex S Adamson $320 ($320 in general payments such as food, travel and fees) from 2 companies. The largest payer was Alkermes, Inc. with $183.
Official US government data on Original Medicare services, Medicare prescription drug plans and the payments drug and device companies must report. Services with fewer than 11 patients and drugs with fewer than 11 claims are not published. Procedure codes are shown by number with their public category.