Doctor profile · Federal record
Dr. R. Lawrence St. Clair, M.D.
Psychiatry Physician (CMS: Psychiatry) · Wellesley, MA
- NPI 1841255023
- Accepts Medicare
- 52 yrs in practice
- Male
- No sanctions
Practice & contact
- Primary practice
-
11 Gilson RD
Wellesley, MA 024812909
(781) 235-7720
fax (781) 235-7720
Credentials & registration
- NPI registered
- April 2006 — 20 yrs on file
- Profile last updated
- July 9, 2007
- Year of graduation
- 1974 — 52 yrs since
- Specialty taxonomy
- 2084P0800X — NUCC code
- State license (1)
- Massachusetts #38181
- Medicaid
- MA #2061872
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1841255023. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
639
Distinct HCPCS
2
Medicare allowed
$61,602
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 320 | 14 | $99 | |
90836 |
Psychotherapy with evaluation and management visit, 45 minutes | 319 | 14 | $93 |
In context: peer comparison
Among 4 peers in Wellesley Psychiatry Physician, average services per provider: 185. This provider delivers 3.5× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
64
Patients
0
Total drug cost
$4,026
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Clonazepam | Generic | 51 | 0 | $242 |
| Eszopiclone | Generic | 13 | 0 | $3,784 |
Frequently asked questions
What is Dr. R. Lawrence St. Clair's medical specialty?
Dr. R. Lawrence St. Clair practices Psychiatry Physician in Wellesley, MA.
Where does Dr. R. Lawrence St. Clair practice?
Dr. R. Lawrence St. Clair practices at 11 Gilson RD, Wellesley, MA 024812909. Office phone: 7812357720.
What is Dr. R. Lawrence St. Clair's NPI?
Dr. R. Lawrence St. Clair's National Provider Identifier (NPI) is 1841255023, issued by NPPES.
Does Dr. R. Lawrence St. Clair accept Medicare assignment?
Yes. Dr. R. Lawrence St. Clair accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. R. Lawrence St. Clair commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Psychotherapy with evaluation and management visit (HCPCS 90836). Source: CMS Medicare Physician & Other Practitioners file.