Alfonso A. Ortiz, MD
Endocrinology, Diabetes & Metabolism Physician · Las Vegas, NV
Alfonso A. Ortiz, MD is an endocrinology, diabetes & metabolism physician with a practice address in Las Vegas, Nevada, and NPI 1699915967, issued on Feb 26, 2009. Check the license (Nevada 17966, as entered in NPPES) on the Nevada State Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- Alfonso A. Ortiz
- Credential
- MD
- Primary taxonomy
- Endocrinology, Diabetes & Metabolism Physician 207RE0101X
- License numbers
- 17966 NV
170235 NY
Self-reported in NPPES; status is on the state search - Practice location
- 540 N Nellis Blvd, Las Vegas, NV 89110
- Phone
- (702) 677-3609
- Enumerated
- Feb 26, 2009
- Record last updated
- Jun 6, 2018 (not updated in 8 years: call before relying on the address or phone)
- Fax
- (702) 431-0265
- Medicare enrollment
- Enrolled (PECOS I20090319000516); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest endocrinology, diabetes & metabolism physician records → All 77 in Nevada → Look up another NPI →
Also registered at 540 N Nellis Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Dominic Etli, APRNNurse Practitioner1962934885
Verify Alfonso A. Ortiz in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNevada State Board of Medical Examiners
Search for license 17966Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
67% fewer Medicare Part D claims than the average endocrinology, diabetes & metabolism physician in 2024
866 Medicare Part D claims for 171 beneficiaries, against an average of 2,630 among the 8,223 providers of this specialty who prescribed in Part D. Brand-name drugs were 49% of claims.
Most prescribed
- Trulicity100 claims
- Levothyroxine Sodium74 claims
- Metformin Hcl59 claims
- Pioglitazone Hcl49 claims
- Jardiance46 claims
- Ozempic42 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.
Industry payments in 2024: $120.26
3 payments; by number, the most common kind was food and beverage; the largest payer was Medtronic, Inc. 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.
Bills Medicare through 2 group practices
- Essen Medical Associates, PCBronx, NY
- Shakespeare Operating LLCBronx, NY
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Alfonso A. Ortiz among 77 endocrinology, diabetes & metabolism physician records in Nevada
Alfonso A. Ortiz, MD is one of 77 endocrinology, diabetes & metabolism physician records with a practice address in Nevada. 90% 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 64% of them.
- NPI issued2009 · 64% of these records are older, 32% newer
- In a Medicare fileYes · 90% of these records are
- In the CMS Doctors and Clinicians fileYes · 65% of these records are
- Graduated1983 · median 2004 among the 50 with a school on file
- Record last updated2018 · 53% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RE0101X and a Nevada practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Endocrinology, Diabetes & Metabolism Physician providers in Nevada
There are 77 endocrinology, diabetes & metabolism physician records in Nevada.
All 77 in Nevada → Every provider in Las Vegas → Endocrinology, Diabetes & Metabolism Physician nationwide →
The 8 endocrinology, diabetes & metabolism physician records with the nearest ZIP codes
- Mary Ann Martin, MDLas Vegas, NV 891131750305470
- Samuel Ward, DOLas Vegas, NV 891131063975225
- Elyiahu Rubin, MDLas Vegas, NV 891061619967502
- Prentice Thompson, MDLas Vegas, NV 891061679563696
- Milton Wong, M.D.Las Vegas, NV 891171942200498
- Shadi Abdelnour, MDLas Vegas, NV 891021629128764
- Amber Champion, MDLas Vegas, NV 891021821258757
- Edward Echevarria Torres, MDLas Vegas, NV 891021487116844
Common questions
What is Alfonso A. Ortiz, MD's NPI number?
Alfonso A. Ortiz, MD's National Provider Identifier (NPI) is 1699915967, issued on Feb 26, 2009. An NPI identifies a provider in billing; it is not a license.
Where is Alfonso A. Ortiz, MD located?
The NPPES record lists a practice address at 540 N Nellis Blvd, Las Vegas, NV, 89110. Phone: (702) 677-3609. Providers update this record themselves, so call before visiting.
How can I verify Alfonso A. Ortiz, MD's license?
NPPES lists Nevada license number 17966, 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 Alfonso A. Ortiz, MD prescribe under Medicare Part D?
In 2024, Alfonso A. Ortiz, MD had 866 Medicare Part D claims for 171 beneficiaries; the average among endocrinology, diabetes & metabolism physician prescribers was 2,630. 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.