Alec H. Esker, MD
Gastroenterology Physician · Yuma, AZ
Alec H. Esker, MD is a gastroenterology physician with a practice address in Yuma, Arizona, and NPI 1245276591, issued on Jun 22, 2006. Check the license (Arizona 20019, as entered in NPPES) on the Arizona Medical Board; the Medicare figures below come from public CMS files.
- Name
- Alec H. Esker
- Credential
- MD
- Primary taxonomy
- Gastroenterology Physician 207RG0100X
- License number
- 20019 AZ
Self-reported in NPPES; status is on the state search - Practice location
- 1390 W 16TH St, Yuma, AZ 85364
- Phone
- (928) 344-4325
- Enumerated
- Jun 22, 2006
- Record last updated
- Nov 19, 2024
- Fax
- (928) 344-3084
- Medicaid ID
- 012568 AZ
- Medicare enrollment
- Enrolled (PECOS I20051201000855); accepts Medicare assignment
- Medical or professional school
- Northwestern University Feinberg Medical School, 1984
- Entity
- Type 1 · individual
8 nearest gastroenterology physician records → All 403 in Arizona → Look up another NPI →
Also registered at 1390 W 16TH St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Efoui Abotsi-Kowu, NPGerontology Nurse Practitioner1609431220
- Divesh Anireddy, MDGastroenterology Physician1427094770
- Leanna Babb, FNPFamily Nurse Practitioner1366069536
- Harsh DuphareGastroenterology Physician1598775611
- Jannet Everson, DNP, APRN, FNP-CFamily Nurse Practitioner1861152654
- Jordan Frye, PA-CPhysician Assistant1184263717
Verify Alec H. Esker in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersArizona Medical Board
Search for license 20019Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
64% fewer Medicare Part D claims than the average gastroenterology physician in 2024
290 Medicare Part D claims for 146 beneficiaries, against an average of 811 among the 16,445 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims.
Most prescribed
- Pantoprazole Sodium216 claims
- Peg-3350 And Electrolytes32 claims
- Gavilyte-G31 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 practice group's MIPS final score for 2023 (Medicare payment program): 82.4 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).
One hospital affiliation
- Yuma Regional Medical CenterYuma, AZ · Acute Care Hospitals2 of 5 stars
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
Alec H. Esker among 403 gastroenterology physician records in Arizona
Alec H. Esker, MD is one of 403 gastroenterology physician records with a practice address in Arizona. 84% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 17% of them.
- NPI issued2006 · 17% of these records are older, 41% newer
- In a Medicare fileYes · 84% of these records are
- In the CMS Doctors and Clinicians fileYes · 73% of these records are
- Graduated1984 · median 2001 among the 295 with a school on file
- Record last updated2024 · 47% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RG0100X and a Arizona practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Gastroenterology Physician providers in Arizona
There are 403 gastroenterology physician records in Arizona.
All 403 in Arizona → Every provider in Yuma → Gastroenterology Physician nationwide →
The 8 gastroenterology physician records with the nearest ZIP codes
- Divesh Anireddy, MDYuma, AZ 853641427094770
- Kenneth Diamond, MDYuma, AZ 853641164465688
- Harsh DuphareYuma, AZ 853641598775611
- Jonathan Lin, M.D.Yuma, AZ 853641578668927
- Seth Miller, M.D.Yuma, AZ 853641891991717
- Julian Nicholas, M.D.Yuma, AZ 853641033211685
- Ashesh Sanghvi, MDYuma, AZ 853641336185685
- Omar Sharif, M.D.Yuma, AZ 853641821208935
Common questions
What is Alec H. Esker, MD's NPI number?
Alec H. Esker, MD's National Provider Identifier (NPI) is 1245276591, issued on Jun 22, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Alec H. Esker, MD located?
The NPPES record lists a practice address at 1390 W 16TH St, Yuma, AZ, 85364. Phone: (928) 344-4325. Providers update this record themselves, so call before visiting.
How can I verify Alec H. Esker, MD's license?
NPPES lists Arizona license number 20019, as entered by the provider. Search the Arizona Medical Board at https://www.azmd.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Alec H. Esker, MD prescribe under Medicare Part D?
In 2024, Alec H. Esker, MD had 290 Medicare Part D claims for 146 beneficiaries; the average among gastroenterology physician prescribers was 811. Part D covers Medicare prescriptions only.
What is Alec H. Esker, MD's MIPS final score?
The 2023 MIPS final score is 82.4 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.