DR. HANAN MEHEMED DIHOWM MD
NPI 1346592383
Hospitalist in Saint Louis, MO

Active since October 14, 2012PECOS EnrolledAccepts Medicare Assignment
79.29/100
CMS Quality Rating
1 BARNES JEWISH HOSPITAL PLZ, DIV IM HOSPITALIST, SAINT LOUIS, MO 63110(314) 362-1700(314) 362-9878 Get Directions Write a Review

NPPES record last updated: January 16, 2026. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Jan 16, 2026, Nov 15, 2021, Nov 12, 2021 and 3 more (6 updates tracked since 2019).

About Dr. Hanan Mehemed Dihowm Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. HANAN MEHEMED DIHOWM MD (NPI 1346592383) is an individual hospitalist provider in Saint Louis, Missouri, licensed in Missouri (2019016279) and active in the NPI registry since October 2012. She is enrolled in Medicare PECOS, is affiliated with St Johns Hospital, and is a graduate of Other (2006).

NPPES Registry Identity

NPI1346592383
Entity TypeIndividualFemale
Primary Taxonomy208M00000X
Provider Legal NameDR. HANAN MEHEMED DIHOWMCredential: MD
Location Address1 BARNES JEWISH HOSPITAL PLZ, DIV IM HOSPITALISTSaint Louis, MO 63110-1003
Mailing Address660 S Euclid Ave, Cb 8058Saint Louis, MO 63110-1010 · (314) 362-1700 · Fax (314) 362-9878
Fax(314) 362-9878
Sole ProprietorNo
Medical School CMSOtherGraduated 2006
Enumeration DateOctober 14, 2012
Last NPPES UpdateJanuary 16, 20266 updates tracked since enumeration
NPPES CertifiedJanuary 16, 2026
NPI 1346592383 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

Primary SpecialtyHospitalistAllopathic & Osteopathic Physicians
Taxonomy Code208M00000X
Licenses Licensed in MO · 2019016279 Licensed in IL · 036136577
Definition

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.

Also ListedInternal MedicineTaxonomy 207R00000X · License 2019016279 (MO)
1 BARNES JEWISH HOSPITAL PLZ, Saint Louis, MO 63110

Other Identifiers 1

Medicaid200073802MO

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

Dr. Hanan Mehemed Dihowm Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID2062722630
PECOS Enrollment IDI20260122000716
Eligible to Order & Refer Part B Labs & Imaging Durable Medical Equipment Home Health Agency Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

St Johns Hospital

Acute Care Hospitals · Springfield, IL
3/5 CMS rating
OwnershipVoluntary non-profit - Church
CMS Certification Number140053
Location800 E Carpenter StSpringfield, IL 62769 · Sangamon County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 63110 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$128.28 typical visit price
range $55.65 – $169.38
Typical copayment $32.07 (range $13.91 – $42.34)
Most-billed visit code 99204
Established Patient
$98.37 typical visit price
range $17.76 – $137.92
Typical copayment $24.59 (range $4.44 – $34.48)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

79.29/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality71.46
Promoting Interoperability100
Improvement Activities40
Cost59.51

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Hospitalist
1 BARNES JEWISH HOSPITAL PLZ, DIV IM HOSPITALIST
SAINT LOUIS, MO 63110
Obstetrics & Gynecology
1 BARNES JEWISH HOSPITAL PLZ
SAINT LOUIS, MO 63110
Nurse Practitioner (Acute Care)
1 BARNES JEWISH HOSPITAL PLZ, DEPT ANESTHESIOLOGY
SAINT LOUIS, MO 63110
Hospitalist
1 BARNES JEWISH HOSPITAL PLZ, DIV IM HOSPITALIST
SAINT LOUIS, MO 63110
Hospitalist
1 BARNES JEWISH HOSPITAL PLZ, DIV IM HOSPITALIST
SAINT LOUIS, MO 63110
Hospitalist
1 BARNES JEWISH HOSPITAL PLZ, DIV IM HOSPITALIST
SAINT LOUIS, MO 63110
Surgery
1 BARNES JEWISH HOSPITAL PLZ, DIV SURG VASCULAR
SAINT LOUIS, MO 63110
Nurse Anesthetist, Certified Registered
1 BARNES JEWISH HOSPITAL PLZ, DEPT ANESTHESIOLOGY
SAINT LOUIS, MO 63110

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Hanan Dihowm's NPI number?

The NPI number for Hanan Dihowm is 1346592383. It was assigned to this individual provider in the NPPES registry on October 14, 2012.

Where is Hanan Dihowm located?

Hanan Dihowm practices at 1 Barnes Jewish Hospital Plz Div Im Hospitalist, Saint Louis, MO 63110. The listed phone number is (314) 362-1700.

What is Hanan Dihowm's specialty?

The primary specialty registered for this NPI is Hospitalist with taxonomy code 208M00000X.

Is Hanan Dihowm enrolled in Medicare?

Yes. Hanan Dihowm is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Is Hanan Dihowm affiliated with any hospitals?

According to CMS data, Hanan Dihowm is affiliated with St Johns Hospital.

When was this NPI record last updated?

The NPPES record for Hanan Dihowm was last updated on January 16, 2026. NPI Profile syncs with the weekly NPPES data releases published by CMS.