Mazin Saadaldin, M.D
Internal Medicine Physician · Amarillo, TX
Mazin Saadaldin, M.D is an internal medicine physician with a practice address in Amarillo, Texas, and NPI 1134484264, issued on Jul 4, 2012. Check the license (Texas Q3786, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.
- Name
- Mazin Saadaldin
- Credential
- M.D
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- Q3786 TX
Self-reported in NPPES; status is on the state search - Practice location
- 1501 S Coulter St, Amarillo, TX 79106
- Phone
- (806) 351-7410
- Enumerated
- Jul 4, 2012
- Record last updated
- Feb 7, 2017 (not updated in 9 years: call before relying on the address or phone)
- Fax
- (806) 351-7413
- Medicaid ID
- 3481731-01 TX
- Medicare enrollment
- Enrolled (PECOS I20150811003383); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 9,175 in Texas → Look up another NPI →
Also registered at 1501 S Coulter St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Mazin Saadaldin in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical Board
Search for license Q3786Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
72% fewer Medicare Part D claims than the average internal medicine physician in 2024
892 Medicare Part D claims for 205 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. 29 claims were for opioids.
Most prescribed
- Pantoprazole Sodium80 claims
- Furosemide53 claims
- Potassium Chloride40 claims
- Prednisone32 claims
- Atorvastatin Calcium27 claims
- Cefdinir27 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
The MIPS final score for 2023 (Medicare payment program): 100 of 100
The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $57.96
3 payments; by number, the most common kind was food and beverage; the largest payer was Janssen Pharmaceuticals, Inc. The 50,334 providers of this specialty with any payment received $1,303.06 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 3 group practices
- Castro County Hospital DistrictDimmitt, TX
- Hospitalist Medicine Physicians OF Texas PLLCAmarillo, TX
- Texas Tech University Health Sciences Center AmarilloAmarillo, TX
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Mazin Saadaldin among 9,175 internal medicine physician records in Texas
Mazin Saadaldin, M.D is one of 9,175 internal medicine physician records with a practice address in Texas. 82% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2012, is newer than 63% of them.
- NPI issued2012 · 63% of these records are older, 34% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileYes · 66% of these records are
- Graduated1999 · median 2004 among the 6,088 with a school on file
- Record last updated2017 · 49% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
82 internal medicine physician records list a practice address in Amarillo
They are 82 of the 3,934 NPPES records with a practice address in Amarillo, and 9,175 internal medicine physician records in Texas.
All 9,175 in Texas → Every provider in Amarillo → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Ako Bradford, MDAmarillo, TX 791061891738712
- Jon Bush, M.D.Amarillo, TX 791061912940891
- John Chandler, MDAmarillo, TX 791061518958701
- Nam Do, M.D.Amarillo, TX 791061063456572
- Rebeca Flores Morales, MDAmarillo, TX 791061699767657
- Anuradha Gopalachar, M.D.Amarillo, TX 791061093775256
- Mohamedaouf Khaznadar, MDAmarillo, TX 791061790712784
- Hernan Miranda, MDAmarillo, TX 791061477547339
Common questions
What is Mazin Saadaldin, M.D's NPI number?
Mazin Saadaldin, M.D's National Provider Identifier (NPI) is 1134484264, issued on Jul 4, 2012. An NPI identifies a provider in billing; it is not a license.
Where is Mazin Saadaldin, M.D located?
The NPPES record lists a practice address at 1501 S Coulter St, Amarillo, TX, 79106. Phone: (806) 351-7410. Providers update this record themselves, so call before visiting.
How can I verify Mazin Saadaldin, M.D's license?
NPPES lists Texas license number Q3786, as entered by the provider. Search the Texas Medical Board at https://profile.tmb.state.tx.us/Search.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Mazin Saadaldin, M.D prescribe under Medicare Part D?
In 2024, Mazin Saadaldin, M.D had 892 Medicare Part D claims for 205 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
What is Mazin Saadaldin, M.D's MIPS final score?
The 2023 MIPS final score is 100 of 100. The average among 454,083 clinicians with a measured score was 83.5.
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.