Doctor profile · Federal record
Dr. Mark Lachapelle, MSW
Clinical Social Worker · Minnetonka, MN
- NPI 1790797850
- 45 yrs in practice
- Male
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
3020 Saint Albans Mill RD Apt 114
Minnetonka, MN 553053989
(952) 928-8474
fax (952) 928-8532
Credentials & registration
- NPI registered
- August 2006 — 20 yrs on file
- Profile last updated
- March 16, 2026
- Year of graduation
- 1981 — 45 yrs since
- Specialty taxonomy
- 1041C0700X — NUCC code
- State license (1)
- Minnesota #967
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1790797850. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
308
Distinct HCPCS
1
Medicare allowed
$33,166
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
90837 |
Psychotherapy, 1 hour | 308 | 13 | $108 |
In context: peer comparison
Among 3 peers in Minnetonka Clinical Social Worker, average services per provider: 180. This provider delivers 1.7× the peer median.Frequently asked questions
What is Dr. Mark Lachapelle's medical specialty?
Dr. Mark Lachapelle practices Clinical Social Worker in Minnetonka, MN.
Where does Dr. Mark Lachapelle practice?
Dr. Mark Lachapelle practices at 3020 Saint Albans Mill RD Apt 114, Minnetonka, MN 553053989. Office phone: 9529288474.
What is Dr. Mark Lachapelle's NPI?
Dr. Mark Lachapelle's National Provider Identifier (NPI) is 1790797850, issued by NPPES.
Does Dr. Mark Lachapelle accept Medicare assignment?
Dr. Mark Lachapelle does not accept Medicare assignment for all services. Patients may be billed amounts beyond Medicare-allowed charges.
What procedures does Dr. Mark Lachapelle commonly perform?
Top Medicare-reported procedures in 2023: Psychotherapy (HCPCS 90837). Source: CMS Medicare Physician & Other Practitioners file.