Mahmoud Mohamad Ali El-Sayed, M.D.
Critical Care Medicine (Internal Medicine) Physician · Ballwin, MO
Mahmoud Mohamad Ali El-Sayed, M.D. is a critical care medicine (internal medicine) physician with a practice address in Ballwin, Missouri, and NPI 1982618856, issued on Jul 28, 2006. Check the license on the Missouri Board of Registration for the Healing Arts; the Medicare figures below come from public CMS files.
- Name
- Mahmoud Mohamad Ali El-Sayed
- Credential
- M.D.
- Primary taxonomy
- Critical Care Medicine (Internal Medicine) Physician 207RC0200X
- License number
- 036.114709 IL
Self-reported in NPPES; status is on the state search - Practice location
- 1409 Thomas Mason PL, Ballwin, MO 63011
- Phone
- (314) 717-1717
- Enumerated
- Jul 28, 2006
- Record last updated
- Dec 21, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20160829002459); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest critical care medicine (internal medicine) physician records → All 178 in Missouri → Look up another NPI →
Verify Mahmoud Mohamad Ali El-Sayed in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMissouri Board of Registration for the Healing ArtsCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Industry payments in 2024: $66.76
2 payments; by number, the most common kind was food and beverage; the largest payer was Medtronic, Inc. The 2,708 providers of this specialty with any payment received $2,958.68 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Cep America Illinois IntensivistsO Fallon, IL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Mahmoud Mohamad Ali El-Sayed among 178 critical care medicine (internal medicine) physician records in Missouri
Mahmoud Mohamad Ali El-Sayed, M.D. is one of 178 critical care medicine (internal medicine) physician records with a practice address in Missouri. 88% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 4% of them.
- NPI issued2006 · 4% of these records are older, 63% newer
- In a Medicare fileYes · 88% of these records are
- In the CMS Doctors and Clinicians fileYes · 81% of these records are
- Graduated1999 · median 2005 among the 144 with a school on file
- Record last updated2021 · 37% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RC0200X and a Missouri practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Critical Care Medicine (Internal Medicine) Physician providers in Missouri
There are 178 critical care medicine (internal medicine) physician records in Missouri.
All 178 in Missouri → Every provider in Ballwin → Critical Care Medicine (Internal Medicine) Physician nationwide →
The 8 critical care medicine (internal medicine) physician records with the nearest ZIP codes
- Muneeb Ahmad, D.O.Chesterfield, MO 630171639432032
- Hope Cranston-D'Amato, MD, FACPChesterfield, MO 630171821033069
- John Frattini, MDChesterfield, MO 630171124093810
- Moataz Gaddor, MDChesterfield, MO 630171255694600
- Adnan Habib, MDChesterfield, MO 630171730298381
- Rucha Karajgikar, M.D.Chesterfield, MO 630171609164524
- Temitope Shodunke, MDChesterfield, MO 630171144517707
- Steven Thiel, MDChesterfield, MO 630171487741856
Common questions
What is Mahmoud Mohamad Ali El-Sayed, M.D.'s NPI number?
Mahmoud Mohamad Ali El-Sayed, M.D.'s National Provider Identifier (NPI) is 1982618856, issued on Jul 28, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Mahmoud Mohamad Ali El-Sayed, M.D. located?
The NPPES record lists a practice address at 1409 Thomas Mason PL, Ballwin, MO, 63011. Phone: (314) 717-1717. Providers update this record themselves, so call before visiting.
How can I verify Mahmoud Mohamad Ali El-Sayed, M.D.'s license?
Search the Missouri Board of Registration for the Healing Arts at https://www.fsmb.org/contact-a-state-medical-board/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.