Katherine Jane Millen, MD
Maternal & Fetal Medicine Physician · Columbus, OH
Katherine Jane Millen, MD is a maternal & fetal medicine physician with a practice address in Columbus, Ohio, and NPI 1578725669, issued on Jun 30, 2008. Check the license (Ohio 35.098854, as entered in NPPES) on the State Medical Board of Ohio; the Medicare figures below come from public CMS files.
- Name
- Katherine Jane Millen
- Credential
- MD
- Primary taxonomy
- Maternal & Fetal Medicine Physician 207VM0101X
- License numbers
- 35.098854 OH
01075807A IN
Self-reported in NPPES; status is on the state search - Practice location
- 3535 Olentangy River RD FL 1, Columbus, OH 43214
- Phone
- (614) 566-4378
- Enumerated
- Jun 30, 2008
- Record last updated
- Jan 25, 2022
- Fax
- (614) 566-6904
- Medicaid IDs
- 201317460 IN
0074826 OH - Medicare enrollment
- Enrolled (PECOS I20180823000584); accepts Medicare assignment
- Medical or professional school
- Toledo Medical College, 2008
- Entity
- Type 1 · individual
8 nearest maternal & fetal medicine physician records → All 117 in Ohio → Look up another NPI →
Also registered at 3535 Olentangy River RD FL 1
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Amanda CampbellGenetic Counselor (M.S.)1518644186
- Matthew Finneran, MDMaternal & Fetal Medicine Physician1720348998
- Stephen GeeMaternal & Fetal Medicine Physician1043630130
- Patricia Granchi, CNPFamily Nurse Practitioner1174040331
- Andrea Grile, RD, LDRegistered Dietitian1629525993
- Farrah Hussain, M.D.Maternal & Fetal Medicine Physician1780098053
Verify Katherine Jane Millen in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersState Medical Board of Ohio
Search for license 35.098854Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
The practice group's MIPS final score for 2023 (Medicare payment program): 81.3 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- Ohiohealth CorporationColumbus, OH
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Katherine Jane Millen among 117 maternal & fetal medicine physician records in Ohio
Katherine Jane Millen, MD is one of 117 maternal & fetal medicine physician records with a practice address in Ohio. 83% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2008, is newer than 59% of them.
- NPI issued2008 · 59% of these records are older, 34% newer
- In a Medicare fileYes · 83% of these records are
- In the CMS Doctors and Clinicians fileYes · 75% of these records are
- Graduated2008 · median 2005 among the 88 with a school on file
- Record last updated2022 · 45% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207VM0101X and a Ohio practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Maternal & Fetal Medicine Physician providers in Ohio
There are 117 maternal & fetal medicine physician records in Ohio.
All 117 in Ohio → Every provider in Columbus → Maternal & Fetal Medicine Physician nationwide →
The 8 maternal & fetal medicine physician records with the nearest ZIP codes
- Matthew Finneran, MDColumbus, OH 432141720348998
- David Fox, MDColumbus, OH 432141326037334
- Stephen GeeColumbus, OH 432141043630130
- Robert Halpin, D.O.Columbus, OH 432141003109810
- Shannon Ho, M.D.Columbus, OH 432141922273887
- Farrah Hussain, M.D.Columbus, OH 432141780098053
- Jordan Knight, D.O.Columbus, OH 432141467743906
- Mona Prasad, D.O. M.P.H.Columbus, OH 432141386771723
Common questions
What is Katherine Jane Millen, MD's NPI number?
Katherine Jane Millen, MD's National Provider Identifier (NPI) is 1578725669, issued on Jun 30, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Katherine Jane Millen, MD located?
The NPPES record lists a practice address at 3535 Olentangy River RD FL 1, Columbus, OH, 43214. Phone: (614) 566-4378. Providers update this record themselves, so call before visiting.
How can I verify Katherine Jane Millen, MD's license?
NPPES lists Ohio license number 35.098854, 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.
What is Katherine Jane Millen, MD's MIPS final score?
The 2023 MIPS final score is 81.3 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
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.