Khaldoun M. Al-Rayess, MD
Endocrinology, Diabetes & Metabolism Physician · Layton, UT
Khaldoun M. Al-Rayess, MD is an endocrinology, diabetes & metabolism physician with a practice address in Layton, Utah, and NPI 1003808122, issued on Aug 16, 2005. Check the license (Utah 5804089-1205, as entered in NPPES) on the Utah Medical Licensing Board; the Medicare figures below come from public CMS files.
- Name
- Khaldoun M. Al-Rayess
- Credential
- MD
- Primary taxonomy
- Endocrinology, Diabetes & Metabolism Physician 207RE0101X
- License numbers
- 5804089-1205 UT
5804089 UT
Self-reported in NPPES; status is on the state search - Practice location
- 2121 N 1700 W, Layton, UT 84041
- Phone
- (801) 773-4840
- Enumerated
- Aug 16, 2005
- Record last updated
- Dec 16, 2019 (not updated in 7 years: call before relying on the address or phone)
- Fax
- (801) 525-8151
- Medicare enrollment
- Enrolled (PECOS I20050713001067); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest endocrinology, diabetes & metabolism physician records → All 51 in Utah → Look up another NPI →
Also registered at 2121 N 1700 W
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Daniel Anderson, MDFamily Medicine Physician1285216366
- Michelle AtkinMedical Physician Assistant1881394278
Verify Khaldoun M. Al-Rayess in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersUtah Medical Licensing Board
Search for license 5804089-1205Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
18% more Medicare Part D claims than the average endocrinology, diabetes & metabolism physician in 2024
3,105 Medicare Part D claims for 376 beneficiaries, against an average of 2,630 among the 8,223 providers of this specialty who prescribed in Part D. Brand-name drugs were 32% of claims.
Most prescribed
- Levothyroxine Sodium718 claims
- Liothyronine Sodium118 claims
- Testosterone Cypionate118 claims
- Synthroid106 claims
- Metformin Hcl Er103 claims
- Hydrocortisone98 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.
Industry payments in 2024: $1,668.06
78 payments; by number, the most common kind was food and beverage; the largest payer was Corcept Therapeutics. The 5,661 providers of this specialty with any payment received $5,742.15 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
- Tanner Memorial ClinicLayton, UT
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Khaldoun M. Al-Rayess among 51 endocrinology, diabetes & metabolism physician records in Utah
Khaldoun M. Al-Rayess, MD is one of 51 endocrinology, diabetes & metabolism physician records with a practice address in Utah. 84% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 94% newer
- In a Medicare fileYes · 84% of these records are
- In the CMS Doctors and Clinicians fileYes · 67% of these records are
- Graduated2005 · median 2002 among the 33 with a school on file
- Record last updated2019 · 53% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RE0101X and a Utah practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Endocrinology, Diabetes & Metabolism Physician providers in Utah
There are 51 endocrinology, diabetes & metabolism physician records in Utah.
All 51 in Utah → Every provider in Layton → Endocrinology, Diabetes & Metabolism Physician nationwide →
The 8 endocrinology, diabetes & metabolism physician records with the nearest ZIP codes
- Steven Brown, D.O.Layton, UT 840411649615873
- Konstantinos Segkos, M.D.Lehi, UT 840431700131844
- Claudia Fish, M.D.Park City, UT 840601043293665
- Mohamed DafallaAmerican Fork, UT 840031730507625
- David Okubo, M.D.West Jordan, UT 840881881656106
- Timothy Graham, MDSandy, UT 840931134162258
- Amnon Schlegel, M.D., PH.D.Sandy, UT 840931093910796
- Richard Cannon, MDSandy, UT 840941366722746
Common questions
What is Khaldoun M. Al-Rayess, MD's NPI number?
Khaldoun M. Al-Rayess, MD's National Provider Identifier (NPI) is 1003808122, issued on Aug 16, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Khaldoun M. Al-Rayess, MD located?
The NPPES record lists a practice address at 2121 N 1700 W, Layton, UT, 84041. Phone: (801) 773-4840. Providers update this record themselves, so call before visiting.
How can I verify Khaldoun M. Al-Rayess, MD's license?
NPPES lists Utah license number 5804089-1205, as entered by the provider. Search the Utah Medical Licensing Board at https://secure.utah.gov/llv/search/index.html. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Khaldoun M. Al-Rayess, MD prescribe under Medicare Part D?
In 2024, Khaldoun M. Al-Rayess, MD had 3,105 Medicare Part D claims for 376 beneficiaries; the average among endocrinology, diabetes & metabolism physician prescribers was 2,630. Part D covers Medicare prescriptions only.
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.