MEHREEN BELAL KHANN (M.D.) – Internal Medicine Physician, NPI 1942292420
Internal Medicine Physician
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Profile Insights
NPPES metrics only — not quality of care.
4,186 INTERNAL MEDICINE in MO
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Provider Addresses for MEHREEN BELAL KHANN (M.D.)
Dunn Road, Riverview, St. Louis, Missouri, 63138, United States
SAINT LOUIS, MO 631366119
Phone: (314) 317-0600
Fax: (314) 317-0606
Type: Location
12101, Woodcrest Executive Drive, Creve Coeur, Saint Louis County, Missouri, 63141, United States
SUITE 210
SAINT LOUIS, MO 631415047
Phone: (314) 317-0600
Fax: (314) 317-0606
Type: Mailing
11133 Dunn Rd
Saint Louis, MO 631366119
Phone: (314) 317-0600
Fax: (314) 317-0606
Type: Location
3015 N Ballas Rd
Saint Louis, MO 631312329
Phone: (314) 996-5772
Type: Location
PO BOX 1449
MARYLAND HEIGHTS, MO 630430449
Phone: (636) 333-4500
Fax: (636) 386-5386
Type: Mailing
4801 WELDON SPRING PKWY
WELDON SPRING, MO 633049101
Phone: (636) 333-4500
Fax: (636) 386-5386
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
No Open Payments data available for this provider.
This can happen when there are no reportable CMS Open Payments records.
Medicare Enrollment & Revalidation
Source: CMS public data · Not endorsed by CMS ·
Educational use only—not medical, billing, or legal advice.
PECOS enrollment status
Participating (accepts Medicare assignment)
Enrollment effective: 2004-10-13
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.
Enrollment records
1
Earliest due date
Not assigned (TBD)
CMS data updated
2026-06-01
Revalidation progress
- Medicare enrolled
- On CMS revalidation list
- Due date assigned
- Revalidate in PECOS
CMS enrollment records
| Enrollment ID | Type | Specialty | State | Due date |
|---|---|---|---|---|
| I20041013000101 | I | Internal Medicine | MO | TBD |
What to do next
- No action required while the due date shows TBD.
- Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
- Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.
Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS
Medicare Utilization (FFS)
Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·
Educational use only—not medical, billing, or legal advice.
Top Medicare procedures (2023) · refreshed 2026-05-27
| HCPCS | Description | Services | Beneficiaries | Medicare allowed |
|---|---|---|---|---|
| 99232 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 244 | 114 | $0 |
| 99233 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 68 | 56 | $0 |
| 99221 | Initial hospital care with straightforward or low level of medical decision making, per day, if using time, at least 40 minutes | 41 | 40 | $0 |
| 99231 | Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes | 40 | 25 | $0 |
| 99239 | Hospital discharge day management, more than 30 minutes | 13 | 13 | $0 |
Insurance plans in this area (ZIP 63136)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Nurse Practitioner | MO | |
| Nurse Practitioner | MO | |
| Nurse Practitioner | MO | |
| Internal Medicine | TX | |
| Nurse Practitioner | IL | |
| H O S P I T A L I S T | MO |
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