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MAHMOUD BALLOUT MD
NPI 1891427472
Internal Medicine in Rolla, MO

Active since June 30, 2022PECOS EnrolledAccepts Medicare Assignment
1000 W 10TH ST, ROLLA, MO 65401(573) 364-9000(573) 426-2108 Get Directions Write a Review

NPPES record last updated: July 22, 2025. Verified against the NPPES registry weekly; last sync: November 01, 2026.

About Mahmoud Ballout Md NPPES

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

MAHMOUD BALLOUT MD (NPI 1891427472) is an individual internal medicine provider in Rolla, Missouri, licensed in Missouri (2025026526) and active in the NPI registry since June 2022. He is enrolled in Medicare PECOS, is affiliated with Phelps County Regional Medical Center, and maintains 2 additional practice locations.

NPPES Registry Identity

NPI1891427472
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameMAHMOUD BALLOUTCredential: MD
Location Address1000 W 10TH STRolla, MO 65401-2905
Mailing Address1050 W 10th StRolla, MO 65401-2905 · (573) 364-9000 · Fax (573) 426-2108
Phone(573) 364-9000
Fax(573) 426-2108
Sole ProprietorNo
Medical School CMSOtherGraduated 2022
Enumeration DateJune 30, 2022
Last NPPES UpdateJuly 22, 2025
NPPES CertifiedJuly 22, 2025
✔ NPI 1891427472 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in MO · 2025026526
Definition
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.
Also ListedHospitalistTaxonomy 208M00000X · License 2025026526 (MO)
1000 W 10TH ST, Rolla, MO 65401
Open in Google Maps ↗

Secondary Practice Locations 2

Location 1743 Spring St NE Ste 710Gainesville, GA 30501-3715 · Phone (770) 219-8730
Location 21000 W 10th StRolla, MO 65401-2905 · Phone (573) 458-8899 · Fax (573) 341-5611

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Shield.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Mahmoud Ballout 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 ID8325428089
PECOS Enrollment IDI20250815002165
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.

Medicare Billing Reassignments

2

Medicare enrollment records show Mahmoud Ballout reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Phelps County Regional Medical Center
Same address
General Acute Care Hospital
1000 W 10TH ST
Rolla, MO 65401
  • Reassigned Medicare billing, Missouri enrollment
  • 195 clinicians in this Medicare group
NPI 1891766051 (573) 458-8899
Pcrmc Medical Group, Inc
Same address
Physical Medicine & Rehabilitation
1050 W 10TH ST
Rolla, MO 65401
  • Reassigned Medicare billing, Missouri enrollment
  • 145 clinicians in this Medicare group
NPI 1508056540 (573) 458-3431

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Hospital Affiliations CMS Care Compare 5

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

Phelps County Regional Medical Center

Acute Care Hospitals · Rolla, MO
3/5 CMS rating
OwnershipGovernment - Local
CMS Certification Number260017
Location1000 W 10th StRolla, MO 65401 · Phelps County
Emergency services Birthing friendly

Texas County Memorial Hospital

Acute Care Hospitals · Houston, MO
2/5 CMS rating
OwnershipVoluntary non-profit - Other
CMS Certification Number260024
Location1333 Sam Houston BoulevardHouston, MO 65483 · Texas County
Emergency services Birthing friendly

Barnes Jewish Hospital

Acute Care Hospitals · Saint Louis, MO
4/5 CMS rating
OwnershipVoluntary non-profit - Other
CMS Certification Number260032
LocationOne Barnes-Jewish Hospital PlazaSaint Louis, MO 63110 · St. Louis City County
Emergency services Birthing friendly

Mercy Hospital Lebanon

Acute Care Hospitals · Lebanon, MO
4/5 CMS rating
OwnershipVoluntary non-profit - Church
CMS Certification Number260059
Location100 Hospital DriveLebanon, MO 65536 · Laclede County
Emergency services Birthing friendly

University Of Missouri Health Care

Acute Care Hospitals · Columbia, MO
2/5 CMS rating
OwnershipGovernment - State
CMS Certification Number260141
LocationOne Hospital DriveColumbia, MO 65212 · Boone County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 65401 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
$121.96 typical visit price
range $52.28 – $161.24
Typical copayment $30.49 (range $13.07 – $40.31)
Most-billed visit code 99204
Established Patient
$93.24 typical visit price
range $16.30 – $131.05
Typical copayment $23.31 (range $4.07 – $32.76)
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.

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.

OSAGE BONE AND JOINT CLINIC, INC
Orthopaedic Surgery
1000 W 10TH ST, STE A
ROLLA, MO 65401
Phelps County (573) 364-5633
MS. CANDY SADLER AGNP
Nurse Practitioner (Adult Health)
1000 W 10TH ST
ROLLA, MO 65401
Phelps County (573) 364-9000
AMERIPATH INDIANAPOLIS PC
Pathology (Anatomic Pathology & Clinical Pathology)
1000 W 10TH ST
ROLLA, MO 65401
Phelps County (573) 458-7050
KIMBERLEE RICHARDSON RN-DIABETES EDUCATOR
Registered Nurse (Diabetes Educator)
1000 W 10TH ST
ROLLA, MO 65401
Phelps County (573) 458-8899
BLAINE GOODMAN
Nurse Anesthetist, Certified Registered
1000 W 10TH ST
ROLLA, MO 65401
Phelps County (573) 458-8899
FRANK M. ELDERS D.O.
Emergency Medicine
1000 W 10TH ST
ROLLA, MO 65401
Phelps County (573) 364-3100
MRS. LORIE ANN BOURNE M.S., R.D., L.D.,
Dietitian, Registered
1000 W 10TH ST
ROLLA, MO 65401
Phelps County (573) 458-8337
ANGELA CHRISTINE MIDDLETON FNP-BC, CEN
Nurse Practitioner (Family)
1000 W 10TH ST
ROLLA, MO 65401
Phelps County (573) 458-8899

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 Mahmoud Ballout's NPI number?

The NPI number for Mahmoud Ballout is 1891427472. It was assigned to this individual provider in the NPPES registry on June 30, 2022.

Where is Mahmoud Ballout located?

Mahmoud Ballout practices at 1000 W 10th St, Rolla, MO 65401. The listed phone number is (573) 364-9000.

What is Mahmoud Ballout's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Mahmoud Ballout enrolled in Medicare?

Yes. Mahmoud Ballout 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.

Which organizations bill Medicare for Mahmoud Ballout's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Mahmoud Ballout reassigns Medicare benefits to 2 organizations: Phelps County Regional Medical Center (Rolla, MO) and Pcrmc Medical Group, Inc (Rolla, MO). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Mahmoud Ballout's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Mahmoud Ballout accept?

Health plans from Anthem Blue Cross and Blue Shield list Mahmoud Ballout as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is Mahmoud Ballout affiliated with any hospitals?

According to CMS data, Mahmoud Ballout is affiliated with Phelps County Regional Medical Center, Texas County Memorial Hospital, Barnes Jewish Hospital, Mercy Hospital Lebanon and University Of Missouri Health Care.

When was this NPI record last updated?

The NPPES record for Mahmoud Ballout was last updated on July 22, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.