Melissa Horoschak Lemieux, M.D.
Radiation Oncology Physician · Sacramento, CA
Melissa Horoschak Lemieux, M.D. is a radiation oncology physician with a practice address in Sacramento, California, and NPI 1710212113, issued on Oct 2, 2009. Check the license (California A128031, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Melissa Horoschak Lemieux
- Credential
- M.D.
- Primary taxonomy
- Radiation Oncology Physician 2085R0001X
- License number
- A128031 CA
Self-reported in NPPES; status is on the state search - Practice location
- 3301 C St Ste 550, Sacramento, CA 95816
- Phone
- (916) 556-3200
- Enumerated
- Oct 2, 2009
- Record last updated
- Apr 2, 2020 (not updated in 6 years: call before relying on the address or phone)
- Fax
- (916) 325-2182
- Medicare enrollment
- Enrolled (PECOS I20150102000000); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest radiation oncology physician records → All 735 in California → Look up another NPI →
Also registered at 3301 C St Ste 550
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Angelica Crammond, PA-CPhysician Assistant1306496294
- Christopher Fleming, MDRadiation Oncology Physician1245684158
- Cheng-Wei Jan, CGCGenetic Counselor (M.S.)1669235156
- Shelley Kirby, PA-CMedical Physician Assistant1962706341
- Bailey Loving, MDRadiation Oncology Physician1366064958
- Rachel Seeley, PA-CPhysician Assistant1477270585
Verify Melissa Horoschak Lemieux in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A128031Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
41% more Medicare Part D claims than the average radiation oncology physician in 2024
189 Medicare Part D claims for 63 beneficiaries, against an average of 134 among the 4,851 providers of this specialty who prescribed in Part D.
Most prescribed
- Tamsulosin Hcl99 claims
- Levetiracetam19 claims
- Clobetasol Propionate11 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.
The MIPS final score for 2023 (Medicare payment program): 96.5 of 100
The Merit-based Incentive Payment System score is reported for this clinician. 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; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $212.91
2 payments; by number, the most common kind was food and beverage; the largest payer was Janssen Global Services, LLC. The 3,275 providers of this specialty with any payment received $1,897.85 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
- Dignity Health Medical FoundationFolsom, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Melissa Horoschak Lemieux among 735 radiation oncology physician records in California
Melissa Horoschak Lemieux, M.D. is one of 735 radiation oncology physician records with a practice address in California. 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 2009, is newer than 62% of them.
- NPI issued2009 · 62% of these records are older, 34% newer
- In a Medicare fileYes · 83% of these records are
- In the CMS Doctors and Clinicians fileYes · 74% of these records are
- Graduated2009 · median 2005 among the 545 with a school on file
- Record last updated2020 · 55% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2085R0001X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Radiation Oncology Physician providers in California
There are 735 radiation oncology physician records in California.
All 735 in California → Every provider in Sacramento → Radiation Oncology Physician nationwide →
The 8 radiation oncology physician records with the nearest ZIP codes
- Ellis Andras, MDSacramento, CA 958161306842299
- Garrick Chang, M.D.Sacramento, CA 958161952308041
- Carlin Hauck, M.D.Sacramento, CA 958161427495647
- Mark Leibenhaut, M.D.Sacramento, CA 958161932108263
- David Linstadt, M.D.Sacramento, CA 958161265438964
- Mark Logsdon, M.D.Sacramento, CA 958161669479853
- Hubert Pan, MDSacramento, CA 958161699017368
- Anthony Pu, MDSacramento, CA 958161720084395
Common questions
What is Melissa Horoschak Lemieux, M.D.'s NPI number?
Melissa Horoschak Lemieux, M.D.'s National Provider Identifier (NPI) is 1710212113, issued on Oct 2, 2009. An NPI identifies a provider in billing; it is not a license.
Where is Melissa Horoschak Lemieux, M.D. located?
The NPPES record lists a practice address at 3301 C St Ste 550, Sacramento, CA, 95816. Phone: (916) 556-3200. Providers update this record themselves, so call before visiting.
How can I verify Melissa Horoschak Lemieux, M.D.'s license?
NPPES lists California license number A128031, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Melissa Horoschak Lemieux, M.D. prescribe under Medicare Part D?
In 2024, Melissa Horoschak Lemieux, M.D. had 189 Medicare Part D claims for 63 beneficiaries; the average among radiation oncology physician prescribers was 134. Part D covers Medicare prescriptions only.
What is Melissa Horoschak Lemieux, M.D.'s MIPS final score?
The 2023 MIPS final score is 96.5 of 100. 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.