Doctor profile · Federal record
Dr. Mark Lasswell, CRNA
Certified Registered Nurse Anesthetist (CMS: Certified Registered Nurse Anesthetist (CRNA)) · Clinton, MO
- NPI 1639164734
- Accepts Medicare
- 33 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
1600 N 2Nd St
Clinton, MO 647351297
(660) 885-5511 - Additional location
-
251 Skaggs RD
Branson, MO 656162031
(800) 277-8151
Credentials & registration
- NPI registered
- September 2005 — 21 yrs on file
- Profile last updated
- March 30, 2022
- Year of graduation
- 1993 — 33 yrs since
- Specialty taxonomy
- 367500000X — NUCC code
- State license (1)
- Missouri #115280
- Medicaid (3)
- AR #158890001 · MO #916892334 · OK #100786980A
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1639164734. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
63
Distinct HCPCS
3
Medicare allowed
$7,363
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
00811 |
Anesthesia for other procedure on large bowel using an endoscope | 22 | 22 | $109 | |
00142 |
Anesthesia for lens surgery | 21 | 21 | $124 | |
00731 |
Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope | 20 | 19 | $118 |
In context: peer comparison
Among 3 peers in this city , average services per provider: 18. This provider delivers 3.5× the peer median.Hospital affiliations
Frequently asked questions
What is Dr. Mark Lasswell's medical specialty?
Dr. Mark Lasswell practices Certified Registered Nurse Anesthetist in Clinton, MO.
Where does Dr. Mark Lasswell practice?
Dr. Mark Lasswell practices at 1600 N 2Nd St, Clinton, MO 647351297. Office phone: 6608855511.
What is Dr. Mark Lasswell's NPI?
Dr. Mark Lasswell's National Provider Identifier (NPI) is 1639164734, issued by NPPES.
Does Dr. Mark Lasswell accept Medicare assignment?
Yes. Dr. Mark Lasswell accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mark Lasswell commonly perform?
Top Medicare-reported procedures in 2023: Anesthesia for other procedure on large bowel using an endoscope (HCPCS 00811); Anesthesia for lens surgery (HCPCS 00142); Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope (HCPCS 00731). Source: CMS Medicare Physician & Other Practitioners file.