Active NPI 1942292420 Individual Practitioner Female Practitioner

Dr. Mehreen Belal Khann , MD

Internal Medicine • Weldon Spring, MO

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. Mehreen Khann, MD is a certified Internal Medicine practicing in Weldon Spring, MO. With approximately 32 years of clinical experience since completing medical education in 1994, Dr. Khann delivers high-quality medical care to the local community at 4801 WELDON SPRING PKWY.

Dr. Khann maintains professional affiliations with Physician Groups Lc, Midwest Med Care Llc, Southeastern Physician Services Pc and accepts Medicare assignment.

Frequently performed procedures and clinical services include subsequent hospital care with moderate levelof medical decision making, if using time, at least, initial hospital inpatient care per day, follow-up hospital inpatient care per day. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

4801 Weldon Spring Pkwy

Weldon Spring, MO 633049101

Telephone 6363334500

Fax 6363865386

Associated Practice Facility / Clinic

🏢 Little Hills Healthcare Llc Facility NPI 1871844050

Medicare Profile & Education

Medical School

Other

Graduation Year

1994

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Internal Medicine in Weldon Spring, MO

Senior Veteran Specialist (>20 Yrs)

Practitioner Clinical Experience

32 Yrs Matches City Avg

City Avg: 32.0 Yrs

State Avg: 25.5 Yrs

Regional Practice Density

1 Specialists

Practicing in Weldon Spring, MO (2747 Statewide)

Telehealth Adoption Rate

0.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

54.3% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Khann (32 Years) 32 Yrs

Weldon Spring Specialty Average (32.0 Years) 32.0 Yrs

Performed Procedures & Service Volume

Top Medicare Part B procedures performed by this practitioner

CMS Official Data (2024)

Reporting Year:

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	290	158	$149.17	$75.33
99221 Initial hospital inpatient care per day, typically 30 minutes	50	46	$154.39	$79.57
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	35	29	$224.96	$113.73
99231 Follow-up hospital inpatient care per day, typically 15 minutes	31	24	$69.90	$47.39
99239 Hospital discharge day management, more than 30 minutes	15	15	$277.67	$109.37
99238 Hospital discharge day management, 30 minutes or less	11	11	$195.64	$77.31
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	11	11	$301.17	$125.20

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	244	114	$125.57	$77.05
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	68	56	$180.80	$115.90
99221 Initial hospital inpatient care per day, typically 30 minutes	41	40	$154.59	$80.98
99231 Follow-up hospital inpatient care per day, typically 15 minutes	40	25	$70.05	$48.37
99239 Hospital discharge day management, more than 30 minutes	13	13	$219.00	$111.42

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	247	116	$118.02	$69.37
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	178	117	$178.35	$98.50
99221 Initial hospital inpatient care per day, typically 30 minutes	34	31	$155.85	$98.29
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	18	18	$229.97	$126.61

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	331	141	$118.90	$71.02
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	288	162	$185.59	$102.05
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	47	45	$221.05	$134.37
99221 Initial hospital inpatient care per day, typically 30 minutes	29	29	$151.79	$99.76
99239 Hospital discharge day management, more than 30 minutes	18	18	$281.33	$105.07
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	14	14	$573.29	$197.86

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	502	254	$144.76	$72.40
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	204	141	$211.69	$104.51
99239 Hospital discharge day management, more than 30 minutes	146	144	$211.81	$107.12
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	25	25	$423.60	$202.79
99238 Hospital discharge day management, 30 minutes or less	23	23	$159.65	$73.14
99231 Follow-up hospital inpatient care per day, typically 15 minutes	16	12	$77.44	$39.42
99217 Hospital observation care on day of discharge	14	14	$151.71	$72.68
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	14	14	$281.79	$138.03
99221 Initial hospital inpatient care per day, typically 30 minutes	12	12	$178.25	$102.85

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	454	236	$150.75	$71.31
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	238	160	$202.67	$103.02
99239 Hospital discharge day management, more than 30 minutes	148	148	$201.79	$104.73
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	76	76	$398.45	$196.39
99238 Hospital discharge day management, 30 minutes or less	52	51	$151.23	$72.27
99217 Hospital observation care on day of discharge	30	30	$153.10	$72.26
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	27	25	$270.70	$135.85
99231 Follow-up hospital inpatient care per day, typically 15 minutes	26	18	$87.38	$39.05
99221 Initial hospital inpatient care per day, typically 30 minutes	15	15	$270.00	$100.69
99225 Subsequent observation care, typically 25 minutes per day	12	11	$149.83	$72.45

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	249	149	$127.02	$71.77
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	204	127	$186.78	$102.93
99239 Hospital discharge day management, more than 30 minutes	104	101	$190.00	$105.57
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	67	67	$360.97	$201.21
99238 Hospital discharge day management, 30 minutes or less	23	23	$126.00	$72.48
99220 Hospital observation care, typically 70 minutes	18	18	$331.50	$184.67
99226 Subsequent observation care, typically 35 minutes per day	18	12	$194.67	$103.50
99217 Hospital observation care on day of discharge	18	18	$131.72	$72.22
99225 Subsequent observation care, typically 25 minutes per day	13	12	$129.62	$72.46

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	270	167	$132.89	$70.94
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	207	140	$191.00	$102.80
99239 Hospital discharge day management, more than 30 minutes	92	91	$196.00	$106.05
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	53	52	$372.00	$200.35
99217 Hospital observation care on day of discharge	47	45	$133.00	$71.85
99226 Subsequent observation care, typically 35 minutes per day	35	28	$193.00	$103.79
99225 Subsequent observation care, typically 25 minutes per day	28	20	$134.00	$67.93
99220 Hospital observation care, typically 70 minutes	17	17	$340.00	$183.53
99238 Hospital discharge day management, 30 minutes or less	16	16	$133.00	$71.51

Medical Specialties & State Licenses

CMS Verified: 2024-12-12

Internal Medicine Primary Specialty

NUCC Taxonomy Code: 207R00000X

State License MO 2004011001

A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.

Hospitalist

NUCC Taxonomy Code: 208M00000X

State License MO 2004011001

Hospitalists are physicians whose primary professional focus is the general medical care of hospitalized patients. Their activities include patient care, teaching, research, and leadership related to Hospital Medicine. The term 'hospitalist' refers to physicians whose practice emphasizes providing care for hospitalized patients.

Additional State Medicaid & Healthcare Payer Identifiers

Medicaid State Provider ID

1942292420 (MO)

Medicaid State Provider ID

1942294240 (IL)

Hospital & Practice Group Affiliations

Physician Groups Lc

2630 Hwy K, O Fallon, MO 633686624

Phone: 6362405454

Physician Groups Lc

3015 N Ballas Rd, Saint Louis, MO 631312329

Phone: 3149965772

Midwest Med Care Llc

4801 Weldon Spring Pkwy, Weldon Spring, MO 633049101

Phone: 8003455407

Physician Groups Lc

1110 Highlands Plaza Dr E, Saint Louis, MO 631101351

Phone: 3142730195

Southeastern Physician Services Pc

11133 Dunn Rd, Saint Louis, MO 631366163

Phone: 3146534450

Secondary Practice Locations

11133 Dunn Rd

Saint Louis, MO 631366119

Phone: 3143170600

3015 N Ballas Rd

Saint Louis, MO 631312329

Phone: 3149965772

Practice Associates & Co-Workers

Healthcare professionals and specialists practicing at this location or sharing practice phone/fax

3 Associated Practitioners

Dr. Goodluck Okereke , DNP

Nurse Practitioner - Family

NPI 1114746575

Doctor of Nursing Practice

Emmanuelson Chukwuyem , APRN

Nurse Practitioner - Family

NPI 1275396376

Advanced Practice Registered Nurse

Dr. Moyosore Onifade , MD

Internal Medicine

NPI 1669586954

Doctor of Medicine (M.D.)

Career & Practice History Timeline

Chronological log of verified NPI updates, location relocations, credentials, and registry changes

12 Historical Events

📍

Updated Business Mailing Address December 12, 2024

Registered at PO BOX 1449, MARYLAND HEIGHTS, MO 630430449 (Tel: 6363334500)

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) December 12, 2024

Internal Medicine (License #2004011001 in MO)

📍

Updated Practice Location December 22, 2023

Registered at 4801 WELDON SPRING PKWY, WELDON SPRING, MO 633049101 (Tel: 8003455407)

📍

Updated Business Mailing Address December 22, 2023

Registered at 4801 WELDON SPRING PKWY, WELDON SPRING, MO 633049101 (Tel: 8003455407)

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) December 22, 2023

Hospitalist (License #2004011001 in MO)

✅

NPI Profile Active June 18, 2014

NPI status registered as active in NPPES database

📍

Updated Practice Location June 18, 2014

Registered at 11133 DUNN RD, SAINT LOUIS, MO 631366119 (Tel: 3143170600)

📍

Updated Business Mailing Address June 18, 2014

Registered at 12101 WOODCREST EXECUTIVE DR, SUITE 210, SAINT LOUIS, MO 631415047 (Tel: 3143170600)

👤

Provider Name / Credentials Updated June 18, 2014

Recorded as MEHREEN KHANN, M.D.

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) June 18, 2014

Internal Medicine (License #2004011001 in MO)

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) June 18, 2014

Hospitalist (License #2004011001 in MO)

🟢

Initial NPI Registration & Enumeration August 19, 2005

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

Verified patient ratings, medical care experiences, and facility photos

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NPI Administrative Meta

NPI Number: 1942292420

Entity Type:

Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)

Enumeration Date: August 19, 2005

Last Update: December 12, 2024

Sole Proprietor: No

Update or Correct Profile

Mailing Address

Po Box 1449

Maryland Heights, MO 630430449

Phone: 6363334500

Public Domain Record This profile contains public domain information published by CMS and NPPES under the Freedom of Information Act (FOIA).

⚠️ Medical Disclaimer

This directory listing is for informational purposes only and does not constitute medical advice, diagnosis, or physician endorsement. If you are experiencing a medical emergency, please call 911 immediately.