Loai Marouf, DO
Internal Medicine Physician · Lorain, OH
Loai Marouf, DO is an internal medicine physician with a practice address in Lorain, Ohio, and NPI 1497967855, issued on May 5, 2007. Check the license (Ohio 34.015904, as entered in NPPES) on the State Medical Board of Ohio; the Medicare figures below come from public CMS files.
- Name
- Loai Marouf
- Credential
- DO
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License numbers
- 34.015904 OH
5101016106 MI
Self-reported in NPPES; status is on the state search - Practice location
- 3600 Kolbe RD Ste 205, Lorain, OH 44053
- Phone
- (440) 989-1800
- Enumerated
- May 5, 2007
- Entity
- Type 1 · individual
Also registered at 3600 Kolbe RD Ste 205
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Donald Cho, M.D.Cardiovascular Disease Physician1750360822
- Manuel Cortes, MDCardiovascular Disease Physician1861898801
- Caitlin Crowell, PAPhysician Assistant1003174905
- Wes Holiday, D.OInternal Medicine Physician1699982975
- Hicham Khallafi, M.DHepatology Physician1669640165
- Jennifer Mize, APRN-CNPFamily Nurse Practitioner1457836405
Verify Loai Marouf in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersState Medical Board of Ohio
Search for license 34.015904Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
14% fewer Medicare Part D claims than the average internal medicine physician in 2024
2,383 Medicare Part D claims for 329 beneficiaries, against an average of 2,785 among the 127,794 providers of this specialty who prescribed in Part D. Brand-name drugs were 21% of claims.
Most prescribed
- Metoprolol Succinate350 claims
- Eliquis268 claims
- Metoprolol Tartrate170 claims
- Diltiazem 24hr Er (Cd)135 claims
- Atorvastatin Calcium127 claims
- Carvedilol117 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: $960.88
20 payments, mostly food and beverage; the largest payer was Novartis Pharmaceuticals Corporation. The 65,274 providers of this specialty with any payment received $2,536.66 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.
One hospital or facility affiliation
- Mercy Health Physicians Lorain Specialty Care LLCLorain, OH
Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
27 internal medicine physician records list a Lorain practice address
They are 27 of the 2,004 NPPES records with a Lorain practice address, and 5,995 internal medicine physician records in Ohio.
All 27 in Lorain → All 5,995 in Ohio → Every provider in Lorain →
Other internal medicine physician records in Ohio
- Evan Abalos, D.O.Toledo, OH1194163089
- Teah Abashidze, M.D.Cleveland, OH1336179647
- Rami Abboud, MDLorain, OH1487854972
- Walid Abboud, MDCleveland, OH1245295559
- Moshrik Abd-Alamir, M.D.Toledo, OH1386879054
- Jason Abdallah, M.D.Cuyahoga Falls, OH1093071565
- Saaid Abdel-Ghani, M.D.Columbus, OH1598926529
- Mohammed Abdelaziz, MDDayton, OH1831326701
- Bahaa Abdelghaffar, MDCleveland, OH1265954275
- John Abdelnour, MDCleveland, OH1114656931
Common questions
What is Loai Marouf, DO's NPI number?
Loai Marouf, DO's National Provider Identifier (NPI) is 1497967855, issued on May 5, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Loai Marouf, DO located?
The NPPES record lists a practice address at 3600 Kolbe RD Ste 205, Lorain, OH, 44053. Phone: (440) 989-1800. Providers update this record themselves, so call before visiting.
How can I verify Loai Marouf, DO's license?
NPPES lists Ohio license number 34.015904, as entered by the provider. Search the State Medical Board of Ohio at https://elicense.ohio.gov/oh_verifylicense. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Loai Marouf, DO prescribe under Medicare Part D?
In 2024, Loai Marouf, DO had 2,383 Medicare Part D claims for 329 beneficiaries; the average among internal medicine physician prescribers was 2,785. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.
Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.