Stephen C. Castorino, MD
Endocrinology, Diabetes & Metabolism Physician · Las Vegas, NV
Stephen C. Castorino, MD is an endocrinology, diabetes & metabolism physician with a practice address in Las Vegas, Nevada, and NPI 1942413315, issued on May 8, 2007. Check the license (Nevada 13330, as entered in NPPES) on the Nevada State Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- Stephen C. Castorino
- Credential
- MD
- Primary taxonomy
- Endocrinology, Diabetes & Metabolism Physician 207RE0101X
- License number
- 13330 NV
Self-reported in NPPES; status is on the state search - Practice location
- 653 N Town Center Dr, Las Vegas, NV 89144
- Phone
- (702) 368-2244
- Enumerated
- May 8, 2007
- Record last updated
- May 12, 2014 (not updated in 12 years: call before relying on the address or phone)
- Fax
- (702) 368-2242
- Medicare enrollment
- Enrolled (PECOS I20100407000481); accepts Medicare assignment
- Entity
- Type 1 · individual
Also registered at 653 N Town Center Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Violet Amirjalali, P.APhysician Assistant1558686659
- Wendell Butler, MDFamily Medicine Physician1447386099
- Tiffany Catron, PAPhysician Assistant1659673168
- Tresa Chakkalakkal, MDPediatrics Physician1053535906
- Ronette Cyka, M.D.Obstetrics & Gynecology Physician1699768226
- Karen Dalley, MDObstetrics & Gynecology Physician1558319970
Verify Stephen C. Castorino in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNevada State Board of Medical Examiners
Search for license 13330Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
61% more Medicare Part D claims than the average endocrinology, diabetes & metabolism physician in 2024
4,241 Medicare Part D claims for 405 beneficiaries, against an average of 2,630 among the 8,223 providers of this specialty who prescribed in Part D. Brand-name drugs were 43% of claims. 181 claims were for opioids.
Most prescribed
- Mounjaro438 claims
- Ozempic278 claims
- Levothyroxine Sodium215 claims
- Metformin Hcl Er163 claims
- Testosterone Cypionate117 claims
- Synthroid109 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): 25.3 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: $640.61
11 payments; by number, the most common kind was food and beverage; the largest payer was Insulet Corporation. The 5,661 providers of this specialty with any payment received $5,742.15 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.
Endocrinology, Diabetes & Metabolism Physician providers in Nevada
There are 77 endocrinology, diabetes & metabolism physician records in Nevada.
Other endocrinology, diabetes & metabolism physician records in Nevada
- Lisa Abbott, MDReno, NV1609883701
- Shadi Abdelnour, MDLas Vegas, NV1629128764
- Lubna Ahmad, M.D.Las Vegas, NV1679648463
- Bijan Ahrari, MDLas Vegas, NV1679726467
- Tania Al Shamy, M.D.Las Vegas, NV1669825774
- James Atcheson, MDReno, NV1063478410
- Brian Berelowitz, MDLas Vegas, NV1356308357
- Chard Bubb, MDLas Vegas, NV1902097215
- Daniel Caruso, MDReno, NV1558378778
- Amber Champion, MDLas Vegas, NV1821258757
Common questions
What is Stephen C. Castorino, MD's NPI number?
Stephen C. Castorino, MD's National Provider Identifier (NPI) is 1942413315, issued on May 8, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Stephen C. Castorino, MD located?
The NPPES record lists a practice address at 653 N Town Center Dr, Las Vegas, NV, 89144. Phone: (702) 368-2244. Providers update this record themselves, so call before visiting.
How can I verify Stephen C. Castorino, MD's license?
NPPES lists Nevada license number 13330, as entered by the provider. Search the Nevada State Board of Medical Examiners at https://medboard.nv.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Stephen C. Castorino, MD prescribe under Medicare Part D?
In 2024, Stephen C. Castorino, MD had 4,241 Medicare Part D claims for 405 beneficiaries; the average among endocrinology, diabetes & metabolism physician prescribers was 2,630. Part D covers Medicare prescriptions only.
What is Stephen C. Castorino, MD's MIPS final score?
The 2023 MIPS final score is 25.3 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.