NPPES file of Aug 9, 2026

Mihaela Donca, M.D.

Internal Medicine Physician · Willoughby, OH

Mihaela Donca, M.D. is an internal medicine physician with a practice address in Willoughby, Ohio, and NPI 1881635670, issued on Jun 10, 2006. Check the license (Ohio 35-087500, as entered in NPPES) on the State Medical Board of Ohio; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1881635670
Name
Mihaela Donca
Credential
M.D.
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
35-087500 OH
Self-reported in NPPES; status is on the state search
Practice location
4176 State Route 306, Willoughby, OH 44094
Phone
(440) 918-4690
Enumerated
Jun 10, 2006
Record last updated
Mar 1, 2021 (not updated in 5 years: call before relying on the address or phone)
Fax
(440) 918-4694
Medicaid ID
2670560 OH
Medicare enrollment
Enrolled (PECOS I20060830000572); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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8 nearest internal medicine physician records → All 5,277 in Ohio → Look up another NPI →

Also registered at 4176 State Route 306

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Thomesha Barton, MDObstetrics & Gynecology Physician1104054352
  2. Cynthia Boes, MDObstetrics & Gynecology Physician1295797132
  3. Wendy Clinger, MDObstetrics & Gynecology Physician1518920917
  4. Shannon Gilham, DOObstetrics & Gynecology Physician1508074931
  5. Amy Livingston, ANPAdult Health Nurse Practitioner1497056642
  6. Sarah Pasqualone, M.D.Obstetrics & Gynecology Physician1932161791

Verify Mihaela Donca in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersState Medical Board of Ohio
    Search for license 35-087500    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Ohio license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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6.1 times the Medicare Part D claims of the average internal medicine physician in 2024

19,396 Medicare Part D claims for 927 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 13% of claims. 305 claims were for opioids.

  1. Mihaela Donca19,396
  2. Specialty average3,176

Most prescribed

  1. Atorvastatin Calcium1,230 claims
  2. Levothyroxine Sodium780 claims
  3. Amlodipine Besylate715 claims
  4. Gabapentin557 claims
  5. Omeprazole443 claims
  6. Furosemide400 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: $3,060.02

198 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie 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.

  1. Mihaela Donca$3,060.02
  2. Specialty average$1,303.06

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

  1. Lake Hospital System, Inc.Cleveland, OH

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Mihaela Donca among 5,277 internal medicine physician records in Ohio

Mihaela Donca, M.D. is one of 5,277 internal medicine physician records with a practice address in Ohio. 81% 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 13% of them.

  • NPI issued2006 · 13% of these records are older, 55% newer
  • In a Medicare fileYes · 81% of these records are
  • In the CMS Doctors and Clinicians fileYes · 65% of these records are
  • Graduated1995 · median 2006 among the 3,414 with a school on file
  • Record last updated2021 · 58% 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 Ohio practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

24 internal medicine physician records list a practice address in Willoughby

They are 24 of the 1,110 NPPES records with a practice address in Willoughby, and 5,277 internal medicine physician records in Ohio.

All 5,277 in Ohio → Every provider in Willoughby → Internal Medicine Physician nationwide →

The 8 internal medicine physician records with the nearest ZIP codes

  1. Stephen Archacki, MDEuclid, OH 440941376526053
  2. Syed Ashraf, M.D.Willoughby, OH 440941760431860
  3. Laura Bailey, MDWilloughby, OH 440941770699019
  4. Mitchell Ballin, MDWilloughby, OH 440941104866565
  5. Sujata Khosla, M.DWilloughby, OH 440941730198425
  6. Sandeep Kotak, MDWilloughby, OH 440941013023357
  7. Inna Krasnyansky, M.D.Willoughby, OH 440941053312298
  8. Jean Lenk, M.D.Willoughby, OH 440941770570335

Common questions

What is Mihaela Donca, M.D.'s NPI number?

Mihaela Donca, M.D.'s National Provider Identifier (NPI) is 1881635670, issued on Jun 10, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Mihaela Donca, M.D. located?

The NPPES record lists a practice address at 4176 State Route 306, Willoughby, OH, 44094. Phone: (440) 918-4690. Providers update this record themselves, so call before visiting.

How can I verify Mihaela Donca, M.D.'s license?

NPPES lists Ohio license number 35-087500, 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 Mihaela Donca, M.D. prescribe under Medicare Part D?

In 2024, Mihaela Donca, M.D. had 19,396 Medicare Part D claims for 927 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.