Ewa B. Bak, M.D.
Internal Medicine Physician · Cleveland, OH
Ewa B. Bak, M.D. is an internal medicine physician with a practice address in Cleveland, Ohio, and NPI 1336185339, issued on Jun 20, 2006. Check the license on the State Medical Board of Ohio; the Medicare figures below come from public CMS files.
- Name
- Ewa B. Bak
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 36870 KY
Self-reported in NPPES; status is on the state search - Practice location
- 1611 S Green RD Ste 260, Cleveland, OH 44121
- Phone
- (216) 297-2059
- Enumerated
- Jun 20, 2006
- Record last updated
- Dec 16, 2020 (not updated in 6 years: call before relying on the address or phone)
- Medicaid ID
- 64046006 KY
- Medicare enrollment
- Enrolled (PECOS I20130226000268); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 5,277 in Ohio → Look up another NPI →
Also registered at 1611 S Green RD Ste 260
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Justin Rondinelli, M.D.Internal Medicine Physician1710410477
Verify Ewa B. Bak in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersState Medical Board of OhioCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
86% more Medicare Part D claims than the average internal medicine physician in 2024
5,912 Medicare Part D claims for 898 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 10% of claims. 15 claims were for opioids.
Most prescribed
- Atorvastatin Calcium507 claims
- Amlodipine Besylate476 claims
- Levothyroxine Sodium355 claims
- Losartan Potassium231 claims
- Lisinopril228 claims
- Alendronate Sodium215 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: $1,445.41
61 payments; by number, the most common kind was food and beverage; the largest payer was Heartflow, 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 one group practice
- University Primary Care Practices IncSouth Euclid, OH
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Ewa B. Bak among 5,277 internal medicine physician records in Ohio
Ewa B. Bak, 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
- Graduated1999 · median 2006 among the 3,414 with a school on file
- Record last updated2020 · 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).
897 internal medicine physician records list a practice address in Cleveland
They are 897 of the 30,748 NPPES records with a practice address in Cleveland, and 5,277 internal medicine physician records in Ohio.
All 5,277 in Ohio → Every provider in Cleveland → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Philip Anderson, M.D.South Euclid, OH 441211700828738
- Lydia Burrell, M.D.South Euclid, OH 441211124034822
- James Coviello, M.D.South Euclid, OH 441211134135841
- Debra Dejoseph, M.D.South Euclid, OH 441211942216676
- Philip Junglas, M.D.South Euclid, OH 441211770590028
- Georgianna Kates, M.D.South Euclid, OH 441211447267703
- Thomas King, M.D.South Euclid, OH 441211063453116
- Hadley Morgenstern-Clarren, M.D.South Euclid, OH 441211881632362
Common questions
What is Ewa B. Bak, M.D.'s NPI number?
Ewa B. Bak, M.D.'s National Provider Identifier (NPI) is 1336185339, issued on Jun 20, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Ewa B. Bak, M.D. located?
The NPPES record lists a practice address at 1611 S Green RD Ste 260, Cleveland, OH, 44121. Phone: (216) 297-2059. Providers update this record themselves, so call before visiting.
How can I verify Ewa B. Bak, M.D.'s license?
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 Ewa B. Bak, M.D. prescribe under Medicare Part D?
In 2024, Ewa B. Bak, M.D. had 5,912 Medicare Part D claims for 898 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.
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.