Doctor profile · Federal record
Dr. Thaddeus Block, M.D.
Psychiatry Physician (CMS: Psychiatry) · Palo Alto, CA
- NPI 1497897433
- Accepts Medicare
- MIPS 75.5 / 100 · 2023
- 26 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
300 Pasteur Dr
Palo Alto, CA 943042203
(650) 723-4000 - Additional location
-
401 Quarry RD
Palo Alto, CA 943041419
(650) 724-3262
Credentials & registration
- NPI registered
- February 2007 — 19 yrs on file
- Profile last updated
- April 29, 2024
- Year of graduation
- 2000 — 26 yrs since
- Specialty taxonomy
- 2084P0800X — NUCC code
- State license (1)
- California #A76438
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1497897433. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
589
Distinct HCPCS
4
Medicare allowed
$56,372
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
Q3014 |
Telehealth originating site facility fee | 208 | 34 | $28 | |
90833 |
Psychotherapy with evaluation and management visit, 30 minutes | 177 | 26 | $80 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 127 | 28 | $156 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 77 | 21 | $215 |
In context: peer comparison
Among 16 peers in Palo Alto Psychiatry Physician, average services per provider: 87. This provider delivers 6.8× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
61
Patients
0
Total drug cost
$1,918
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Sertraline Hcl | Generic | 23 | 0 | $669 |
| Mirtazapine | Generic | 14 | 0 | $270 |
| Desvenlafaxine Succinate ER (Desvenlafaxine Succinate) | Brand | 13 | 0 | $594 |
| Armodafinil | Generic | 11 | 0 | $384 |
Frequently asked questions
What is Dr. Thaddeus Block's medical specialty?
Dr. Thaddeus Block practices Psychiatry Physician in Palo Alto, CA.
Where does Dr. Thaddeus Block practice?
Dr. Thaddeus Block practices at 300 Pasteur Dr, Palo Alto, CA 943042203. Office phone: 6507234000.
What is Dr. Thaddeus Block's NPI?
Dr. Thaddeus Block's National Provider Identifier (NPI) is 1497897433, issued by NPPES.
Does Dr. Thaddeus Block accept Medicare assignment?
Yes. Dr. Thaddeus Block accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Thaddeus Block commonly perform?
Top Medicare-reported procedures in 2023: Telehealth originating site facility fee (HCPCS Q3014); Psychotherapy with evaluation and management visit (HCPCS 90833); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.