Marek Oferczak, M.D.
Hospitalist Physician · Tulsa, OK
Marek Oferczak, M.D. is a hospitalist physician with a practice address in Tulsa, Oklahoma, and NPI 1811301062, issued on Jun 16, 2014. Check the license (Oklahoma 32811, as entered in NPPES) on the Oklahoma Board of Medical Licensure and Supervision; the Medicare figures below come from public CMS files.
- Name
- Marek Oferczak
- Credential
- M.D.
- Primary taxonomy
- Hospitalist Physician 208M00000X
- License number
- 32811 OK
Self-reported in NPPES; status is on the state search - Practice location
- 1145 S Utica Ave Ste 460, Tulsa, OK 74104
- Phone
- (918) 579-5749
- Enumerated
- Jun 16, 2014
- Record last updated
- Jun 21, 2019 (not updated in 7 years: call before relying on the address or phone)
- Fax
- (918) 579-5762
- Medicare enrollment
- Enrolled (PECOS I20170819000199); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest hospitalist physician records → All 262 in Oklahoma → Look up another NPI →
Also registered at 1145 S Utica Ave Ste 460
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Wendy Alexander, APRN, FNP-CFamily Nurse Practitioner1104384379
- Megan Burnett, APRNNurse Practitioner1790225688
- Kim Campbell, PACMedical Physician Assistant1164443610
- Mary Canders, MDHospitalist Physician1235626482
- Gulshan Dangol, M.D.Hospitalist Physician1134504129
- Maak Dareshani, MDHospitalist Physician1356376883
Verify Marek Oferczak in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersOklahoma Board of Medical Licensure and Supervision
Search for license 32811Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
89% fewer Medicare Part D claims than the average hospitalist physician in 2024
57 Medicare Part D claims for 30 beneficiaries, against an average of 521 among the 21,613 providers of this specialty who prescribed in Part D.
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.
Bills Medicare through one group practice
- Tulsa Hospitalists IncTulsa, OK
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Marek Oferczak among 262 hospitalist physician records in Oklahoma
Marek Oferczak, M.D. is one of 262 hospitalist physician records with a practice address in Oklahoma. 91% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2014, is newer than 61% of them.
- NPI issued2014 · 61% of these records are older, 37% newer
- In a Medicare fileYes · 91% of these records are
- In the CMS Doctors and Clinicians fileYes · 80% of these records are
- Graduated2014 · median 2010 among the 210 with a school on file
- Record last updated2019 · 48% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208M00000X and a Oklahoma practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Hospitalist Physician providers in Oklahoma
There are 262 hospitalist physician records in Oklahoma.
All 262 in Oklahoma → Every provider in Tulsa → Hospitalist Physician nationwide →
The 8 hospitalist physician records with the nearest ZIP codes
- Kamran Abbasi, MDTulsa, OK 741041679561872
- Nikki Carter, MDTulsa, OK 741041992852701
- Janet Cheek, DOTulsa, OK 741041083626683
- Maak Dareshani, MDTulsa, OK 741041356376883
- Jose Echevarria, MDTulsa, OK 741041598728438
- Morad El-Raheb, MDTulsa, OK 741041659347326
- Ahmad Gaben, M.D.Tulsa, OK 741041417155144
- Nicholas Macharia, MDTulsa, OK 741041861530248
Common questions
What is Marek Oferczak, M.D.'s NPI number?
Marek Oferczak, M.D.'s National Provider Identifier (NPI) is 1811301062, issued on Jun 16, 2014. An NPI identifies a provider in billing; it is not a license.
Where is Marek Oferczak, M.D. located?
The NPPES record lists a practice address at 1145 S Utica Ave Ste 460, Tulsa, OK, 74104. Phone: (918) 579-5749. Providers update this record themselves, so call before visiting.
How can I verify Marek Oferczak, M.D.'s license?
NPPES lists Oklahoma license number 32811, as entered by the provider. Search the Oklahoma Board of Medical Licensure and Supervision at https://www.okmedicalboard.org/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Marek Oferczak, M.D. prescribe under Medicare Part D?
In 2024, Marek Oferczak, M.D. had 57 Medicare Part D claims for 30 beneficiaries; the average among hospitalist physician prescribers was 521. 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.