Antonio Mazzaferro, MD
Obstetrics & Gynecology Physician · Klamath Falls, OR
Antonio Mazzaferro, MD is an obstetrics & gynecology physician with a practice address in Klamath Falls, Oregon, and NPI 1730768318, issued on Apr 2, 2021. Check the license (Oregon MD226410, as entered in NPPES) on the Oregon Medical Board; the Medicare figures below come from public CMS files.
- Name
- Antonio Mazzaferro
- Credential
- MD
- Primary taxonomy
- Obstetrics & Gynecology Physician 207V00000X
- License number
- MD226410 OR
Self-reported in NPPES; status is on the state search - Practice location
- 2801 Daggett Ave, Klamath Falls, OR 97601
- Phone
- (541) 274-8610
- Enumerated
- Apr 2, 2021
- Record last updated
- Sep 4, 2025
- Fax
- (541) 274-1151
- Medicare enrollment
- Enrolled (PECOS I20250815002149); accepts Medicare assignment
- Medical or professional school
- Saint Louis University School Of Medicine, 2021
- Entity
- Type 1 · individual
8 nearest obstetrics & gynecology physician records → All 654 in Oregon → Look up another NPI →
Also registered at 2801 Daggett Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- James Calvert, MDFamily Medicine Physician1477578961
- Rowena Crow, M.D.Student in an Organized Health Care Education/Training Program1497011068
- Katherine Forman, MDStudent in an Organized Health Care Education/Training Program1710120498
- Jade Jensen, M.D.Family Medicine Physician1437404464
- Katherine Murphey, FNPFamily Nurse Practitioner1407987811
- Jp Prouty, M.D.Family Medicine Physician1548689318
Verify Antonio Mazzaferro in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersOregon Medical Board
Search for license MD226410Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
74% fewer Medicare Part D claims than the average obstetrics & gynecology physician in 2024
43 Medicare Part D claims for 16 beneficiaries, against an average of 165 among the 28,733 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.
Industry payments in 2024: $18.26
1 payment: food and beverage; the largest payer was Baxter Healthcare. The 21,429 providers of this specialty with any payment received $1,030.61 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
- Sky Lakes Medical Center IncKlamath Falls, OR
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Antonio Mazzaferro among 654 obstetrics & gynecology physician records in Oregon
Antonio Mazzaferro, MD is one of 654 obstetrics & gynecology physician records with a practice address in Oregon. 73% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2021, is newer than 97% of them.
- NPI issued2021 · 97% of these records are older, 1% newer
- In a Medicare fileYes · 73% of these records are
- In the CMS Doctors and Clinicians fileYes · 63% of these records are
- Graduated2021 · median 2007 among the 413 with a school on file
- Record last updated2025 · 57% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207V00000X and a Oregon practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Obstetrics & Gynecology Physician providers in Oregon
There are 654 obstetrics & gynecology physician records in Oregon.
All 654 in Oregon → Every provider in Klamath Falls → Obstetrics & Gynecology Physician nationwide →
The 8 obstetrics & gynecology physician records with the nearest ZIP codes
- Christopher Barton, M.D.Klamath Falls, OR 976011699001073
- Chelsea Crabtree, D.O.Klamath Falls, OR 976011720241425
- Luana Hossain, M.D.Klamath Falls, OR 976011639558836
- Laura Matlock, DOKlamath Falls, OR 976011417342353
- Martin Meinig, M.D.Klamath Falls, OR 976011881799773
- Arielle Metz, M.D.Klamath Falls, OR 976011437182268
- Mark Parra, MDKlamath Falls, OR 976011053387431
- Gregory Sindmack, MDKlamath Falls, OR 976011669418695
Common questions
What is Antonio Mazzaferro, MD's NPI number?
Antonio Mazzaferro, MD's National Provider Identifier (NPI) is 1730768318, issued on Apr 2, 2021. An NPI identifies a provider in billing; it is not a license.
Where is Antonio Mazzaferro, MD located?
The NPPES record lists a practice address at 2801 Daggett Ave, Klamath Falls, OR, 97601. Phone: (541) 274-8610. Providers update this record themselves, so call before visiting.
How can I verify Antonio Mazzaferro, MD's license?
NPPES lists Oregon license number MD226410, as entered by the provider. Search the Oregon Medical Board at https://www.oregon.gov/OMB/Pages/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Antonio Mazzaferro, MD prescribe under Medicare Part D?
In 2024, Antonio Mazzaferro, MD had 43 Medicare Part D claims for 16 beneficiaries; the average among obstetrics & gynecology physician prescribers was 165. 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.