Doctor profile · Federal record
Dr. Lawrence Mendelow, MD
Colon & Rectal Surgery Physician (CMS: Colorectal Surgery (Proctology)) · Saint Louis, MO
- NPI 1811932502
- Accepts Medicare
- MIPS 79.3 / 100 · 2023
- 43 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
555 N New Ballas RD, Div Surg Colon/Rectal, Ste 265
Saint Louis, MO 631416825
(314) 991-4644
fax (866) 342-0133 - Mailing address
-
Po Box 7412011
Chicago, IL 606742011
Credentials & registration
- NPI registered
- June 2006 — 20 yrs on file
- Profile last updated
- April 17, 2025
- Year of graduation
- 1983 — 43 yrs since
- Specialty taxonomy
- 208C00000X — NUCC code
- State license (1)
- Missouri #R9J70
- Medicaid
- MO #203270400
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1811932502. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
407
Distinct HCPCS
10
Medicare allowed
$62,370
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
46600 |
Diagnostic exam of anus using an endoscope | 63 | 53 | $117 | |
99203 |
New patient office or other outpatient visit, 30-44 minutes | 48 | 48 | $107 | |
99212 |
Established patient office or other outpatient visit, 10-19 minutes | 44 | 38 | $55 | |
99231 |
Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes | 44 | 23 | $48 | |
46221 |
Removal of external hemorrhoids by rubber banding | 39 | 35 | $274 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 32 | 30 | $88 | |
99202 |
New patient office or other outpatient visit, 15-29 minutes | 31 | 31 | $70 | |
45380 |
Biopsy of large bowel using a flexible endoscope | 21 | 21 | $168 | |
99222 |
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 21 | 17 | $127 | |
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 18 | 14 | $77 |
In context: peer comparison
Among 9 peers in this city , average services per provider: 28. This provider delivers 15× the peer median.Open Payments
Industry payments received
All-time total
$49,117
Transactions
76
Manufacturers
2
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| INTUITIVE SURGICAL, INC. | 75 | $48,993.98 | |
| Lilly USA, LLC | 1 | $122.95 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
90
Patients
84
Total drug cost
$6,233
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Oxycodone Hcl | Generic | 40 | 36 | $172 |
| Sutab (Sod Sulf/Pot Chloride/Mag Sulf) | Brand | 35 | 35 | $6,018 |
| Tramadol Hcl | Generic | 15 | 13 | $43 |
Frequently asked questions
What is Dr. Lawrence Mendelow's medical specialty?
Dr. Lawrence Mendelow practices Colon & Rectal Surgery Physician in Saint Louis, MO.
Where does Dr. Lawrence Mendelow practice?
Dr. Lawrence Mendelow practices at 555 N New Ballas RD, Saint Louis, MO 631416825. Office phone: 3149914644.
What is Dr. Lawrence Mendelow's NPI?
Dr. Lawrence Mendelow's National Provider Identifier (NPI) is 1811932502, issued by NPPES.
Does Dr. Lawrence Mendelow accept Medicare assignment?
Yes. Dr. Lawrence Mendelow accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Lawrence Mendelow commonly perform?
Top Medicare-reported procedures in 2023: Diagnostic exam of anus using an endoscope (HCPCS 46600); New patient office or other outpatient visit (HCPCS 99203); Established patient office or other outpatient visit (HCPCS 99212). Source: CMS Medicare Physician & Other Practitioners file.