Maan Barhoum, M.D.
Endocrinology, Diabetes & Metabolism Physician · Libertyville, IL
Maan Barhoum, M.D. is an endocrinology, diabetes & metabolism physician with a practice address in Libertyville, Illinois, and NPI 1114993979, issued on Feb 23, 2006. Check the license (Illinois 036115914, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- Maan Barhoum
- Credential
- M.D.
- Primary taxonomy
- Endocrinology, Diabetes & Metabolism Physician 207RE0101X
- License number
- 036115914 IL
Self-reported in NPPES; status is on the state search - Practice location
- 755 S Milwaukee Ave, Libertyville, IL 60048
- Phone
- (847) 573-9455
- Enumerated
- Feb 23, 2006
- Record last updated
- May 14, 2008 (not updated in 18 years: call before relying on the address or phone)
- Fax
- (847) 573-9456
- Medicare enrollment
- Enrolled (PECOS I20061013000467); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest endocrinology, diabetes & metabolism physician records → All 436 in Illinois → Look up another NPI →
Also registered at 755 S Milwaukee Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Daniel GuerreroRegistered Nurse1790626471
- Rebecca Kennedy, MDOtolaryngology Physician1669582581
- Caroline Koppi, M.D.Family Medicine Physician1417999061
Verify Maan Barhoum in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersIllinois Department of Financial and Professional Regulation
Search for license 036115914Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.3 times the Medicare Part D claims of the average endocrinology, diabetes & metabolism physician in 2024
6,008 Medicare Part D claims for 562 beneficiaries, against an average of 2,630 among the 8,223 providers of this specialty who prescribed in Part D. Brand-name drugs were 56% of claims.
Most prescribed
- Levothyroxine Sodium743 claims
- Ozempic514 claims
- Jardiance487 claims
- Synthroid442 claims
- Metformin Hcl396 claims
- Trulicity252 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): 51.8 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: $95.53
3 payments; by number, the most common kind was food and beverage; the largest payer was Dexcom, Inc. 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.
Maan Barhoum among 436 endocrinology, diabetes & metabolism physician records in Illinois
Maan Barhoum, M.D. is one of 436 endocrinology, diabetes & metabolism physician records with a practice address in Illinois. 85% 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 5% of them.
- NPI issued2006 · 5% of these records are older, 62% newer
- In a Medicare fileYes · 85% of these records are
- In the CMS Doctors and Clinicians fileYes · 68% of these records are
- Graduated1988 · median 2006 among the 295 with a school on file
- Record last updated2008 · 46% 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 Illinois 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 Illinois
There are 436 endocrinology, diabetes & metabolism physician records in Illinois.
All 436 in Illinois → Every provider in Libertyville → Endocrinology, Diabetes & Metabolism Physician nationwide →
The 8 endocrinology, diabetes & metabolism physician records with the nearest ZIP codes
- Ayla Bakar, M.D.McHenry, IL 600501720284367
- Hiralal Maheshwari, M.D., PHDMcHenry, IL 600501740238757
- Amina BashaLake Forest, IL 600451588195168
- Elizabeth Kunreuther, M.D.Lake Forest, IL 600451467592840
- Victoria Ryvkin, M.D.Mt Prospect, IL 600561881815173
- Harjyot Chahal, M.D.Vernon Hills, IL 600611306160247
- Jennifer Glueck, M.D.Highland Park, IL 600351801932348
- Jeffrey Lieblich, M.D.Highland Park, IL 600351184620916
Common questions
What is Maan Barhoum, M.D.'s NPI number?
Maan Barhoum, M.D.'s National Provider Identifier (NPI) is 1114993979, issued on Feb 23, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Maan Barhoum, M.D. located?
The NPPES record lists a practice address at 755 S Milwaukee Ave, Libertyville, IL, 60048. Phone: (847) 573-9455. Providers update this record themselves, so call before visiting.
How can I verify Maan Barhoum, M.D.'s license?
NPPES lists Illinois license number 036115914, as entered by the provider. Search the Illinois Department of Financial and Professional Regulation at https://idfpr.illinois.gov/checklicense.html. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Maan Barhoum, M.D. prescribe under Medicare Part D?
In 2024, Maan Barhoum, M.D. had 6,008 Medicare Part D claims for 562 beneficiaries; the average among endocrinology, diabetes & metabolism physician prescribers was 2,630. Part D covers Medicare prescriptions only.
What is Maan Barhoum, M.D.'s MIPS final score?
The 2023 MIPS final score is 51.8 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.