Doctor profile · Federal record
Dr. Mehreen Khann, M.D.
Internal Medicine Physician (CMS: Internal Medicine) · Hospitalist Physician · Weldon Spring, MO
- NPI 1942292420
- Accepts Medicare
- 32 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
Operates at 3 locations .
- Primary practice
-
4801 Weldon Spring Pkwy
Weldon Spring, MO 633049101
(636) 333-4500
fax (636) 386-5386 - Additional location
-
11133 Dunn RD
Saint Louis, MO 631366119
(314) 317-0600
fax (314) 317-0606 - Additional location
-
3015 N Ballas RD
Saint Louis, MO 631312329
(314) 996-5772 - Mailing address
-
Po Box 1449
Maryland Heights, MO 630430449
Credentials & registration
- NPI registered
- August 2005 — 21 yrs on file
- Profile last updated
- December 12, 2024
- Year of graduation
- 1994 — 32 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State license (1)
- Missouri #2004011001
- Medicaid (2)
- MO #1942292420 · IL #1942294240
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1942292420. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
406
Distinct HCPCS
5
Medicare allowed
$33,385
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 244 | 114 | $77 | |
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 68 | 56 | $116 | |
99221 |
Initial hospital care with straightforward or low level of medical decision making, per day, if using time, at least 40 minutes | 41 | 40 | $81 | |
99231 |
Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes | 40 | 25 | $48 | |
99239 |
Hospital discharge day management, more than 30 minutes | 13 | 13 | $111 |
In context: peer comparison
Among 1 peers in Weldon Spring Internal Medicine Physician, average services per provider: 81. This provider delivers 5.0× the peer median.Frequently asked questions
What is Dr. Mehreen Khann's medical specialty?
Dr. Mehreen Khann practices Internal Medicine Physician in Weldon Spring, MO.
Where does Dr. Mehreen Khann practice?
Dr. Mehreen Khann practices at 4801 Weldon Spring Pkwy, Weldon Spring, MO 633049101. Office phone: 6363334500.
What is Dr. Mehreen Khann's NPI?
Dr. Mehreen Khann's National Provider Identifier (NPI) is 1942292420, issued by NPPES.
Does Dr. Mehreen Khann accept Medicare assignment?
Yes. Dr. Mehreen Khann accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mehreen Khann commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Initial hospital care with straightforward or low level of medical decision making (HCPCS 99221). Source: CMS Medicare Physician & Other Practitioners file.