Theodore H. Niemann, MD
Anatomic Pathology & Clinical Pathology Physician · Columbus, OH
Theodore H. Niemann, MD is an anatomic pathology & clinical pathology physician with a practice address in Columbus, Ohio, and NPI 1770577694, issued on Sep 7, 2005. Check the license (Ohio 35066598, as entered in NPPES) on the State Medical Board of Ohio; the Medicare figures below come from public CMS files.
- Name
- Theodore H. Niemann
- Credential
- MD
- Primary taxonomy
- Anatomic Pathology & Clinical Pathology Physician 207ZP0102X
- License number
- 35066598 OH
Self-reported in NPPES; status is on the state search - Practice location
- 793 W State St, Columbus, OH 43222
- Phone
- (614) 234-1300
- Enumerated
- Sep 7, 2005
- Record last updated
- May 2, 2013 (not updated in 13 years: call before relying on the address or phone)
- Fax
- (614) 234-2931
- Medicaid IDs
- 0989597 OH
0713197 OH - Medicare enrollment
- Enrolled (PECOS I20050329000077); accepts Medicare assignment
- Medical or professional school
- Southern Illinois University School Of Medicine, 1988
- Entity
- Type 1 · individual
8 nearest anatomic pathology & clinical pathology physician records → All 673 in Ohio → Look up another NPI →
Also registered at 793 W State St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Andrew Abeles, M.D.Anesthesiology Physician1386967933
- Lusine Abrahamyan, M.D.Internal Medicine Physician1659683779
- Alfred AdomStudent in an Organized Health Care Education/Training Program1619236270
- Corey Amann, M.D.Family Medicine Physician1972763779
- Anait Azbekyan, M.D.Student in an Organized Health Care Education/Training Program1790104032
- Joseph Bach, MDAnatomic Pathology & Clinical Pathology Physician1710971916
Verify Theodore H. Niemann in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersState Medical Board of Ohio
Search for license 35066598Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Bills Medicare through one group practice
- Central Ohio Pathology AssociatesDublin, OH
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Theodore H. Niemann among 673 anatomic pathology & clinical pathology physician records in Ohio
Theodore H. Niemann, MD is one of 673 anatomic pathology & clinical pathology physician records with a practice address in Ohio. 63% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 84% newer
- In a Medicare fileYes · 63% of these records are
- In the CMS Doctors and Clinicians fileYes · 60% of these records are
- Graduated1988 · median 2003 among the 406 with a school on file
- Record last updated2013 · 62% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207ZP0102X and a Ohio practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Anatomic Pathology & Clinical Pathology Physician providers in Ohio
There are 673 anatomic pathology & clinical pathology physician records in Ohio.
All 673 in Ohio → Every provider in Columbus → Anatomic Pathology & Clinical Pathology Physician nationwide →
The 8 anatomic pathology & clinical pathology physician records with the nearest ZIP codes
- Joseph Bach, MDColumbus, OH 432221710971916
- Randall Hastedt, MDColumbus, OH 432221811981814
- S Nayyer Jafri, MDColumbus, OH 432221508850538
- Stephanie Johnson, M.D.Columbus, OH 432221518113851
- Eric Lang, MDColumbus, OH 432221750375424
- Thomas Piira, MDColumbus, OH 432221184618779
- Sabrina Simpson, MDColumbus, OH 432221205042207
- Steven Tuttle, MDColumbus, OH 432221548254410
Common questions
What is Theodore H. Niemann, MD's NPI number?
Theodore H. Niemann, MD's National Provider Identifier (NPI) is 1770577694, issued on Sep 7, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Theodore H. Niemann, MD located?
The NPPES record lists a practice address at 793 W State St, Columbus, OH, 43222. Phone: (614) 234-1300. Providers update this record themselves, so call before visiting.
How can I verify Theodore H. Niemann, MD's license?
NPPES lists Ohio license number 35066598, 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.
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.