Ailyn Diurka Diaz, MD
Psychiatry Physician · Hershey, PA
Ailyn Diurka Diaz, MD is a psychiatry physician with a practice address in Hershey, Pennsylvania, and NPI 1063424356, issued on Aug 13, 2006. Check the license (Pennsylvania MD423431, as entered in NPPES) on the Pennsylvania Department of State (PALS); the Medicare figures below come from public CMS files.
- Name
- Ailyn Diurka Diaz
- Credential
- MD
- Primary taxonomy
- Psychiatry Physician 2084P0800X
- License numbers
- MD423431 PA
ME106667 FL
Self-reported in NPPES; status is on the state search - Practice location
- 500 University Dr, Hershey, PA 17033
- Phone
- (800) 243-1455
- Enumerated
- Aug 13, 2006
- Record last updated
- Mar 7, 2023
- Medicare enrollment
- Enrolled (PECOS I20150309002036); accepts Medicare assignment
- Medical or professional school
- Pennsylvania State University College Of Medicine, 2000
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest psychiatry physician records → All 2,662 in Pennsylvania → Look up another NPI →
Also registered at 500 University Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Fatemeh Abbasi, MDPulmonary Disease Physician1750878625
- Andrea Abbe, LDNRegistered Dietitian1366623795
- Mahdi Abdallah, MDStudent in an Organized Health Care Education/Training Program1497457360
- Ashraf Abdelhalim, MDAnesthesiology Physician1356931729
Verify Ailyn Diurka Diaz in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersPennsylvania Department of State (PALS)
Search for license MD423431Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
58% more Medicare Part D claims than the average psychiatry physician in 2024
1,576 Medicare Part D claims for 69 beneficiaries, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D. Brand-name drugs were 3% of claims.
Most prescribed
- Clonazepam111 claims
- Duloxetine Hcl105 claims
- Buspirone Hcl95 claims
- Trazodone Hcl84 claims
- Aripiprazole83 claims
- Bupropion Xl73 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): 71.8 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).
Industry payments in 2024: $733.66
7 payments; by number, the most common kind was food and beverage; the largest payer was Teva Pharmaceuticals USA, Inc. The 13,693 providers of this specialty with any payment received $4,954.93 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
- The Milton S Hershey Medical Center Physicians GroupHershey, PA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Ailyn Diurka Diaz among 2,662 psychiatry physician records in Pennsylvania
Ailyn Diurka Diaz, MD is one of 2,662 psychiatry physician records with a practice address in Pennsylvania. 72% 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 6% of them.
- NPI issued2006 · 6% of these records are older, 61% newer
- In a Medicare fileYes · 72% of these records are
- In the CMS Doctors and Clinicians fileYes · 45% of these records are
- Graduated2000 · median 2003 among the 1,186 with a school on file
- Record last updated2023 · 60% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084P0800X and a Pennsylvania practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
47 psychiatry physician records list a practice address in Hershey
They are 47 of the 3,972 NPPES records with a practice address in Hershey, and 2,662 psychiatry physician records in Pennsylvania.
All 2,662 in Pennsylvania → Every provider in Hershey → Psychiatry Physician nationwide →
The 8 psychiatry physician records with the nearest ZIP codes
- Errol Aksu, MDHershey, PA 170331720032824
- Joseph Barber, MDHershey, PA 170331861449142
- Elaine Douglas, MDHershey, PA 170331558347369
- Lisa Foster, M.D.Hershey, PA 170331629014964
- Gregory Foster, M.D.Hershey, PA 170331609912070
- Mohammad Hameed, MDHershey, PA 170331467506600
- Barbara Kuhlengel, M.D.Hershey, PA 170331457358640
- Jeffrey Lorberbaum, MDHershey, PA 170331497708101
Common questions
What is Ailyn Diurka Diaz, MD's NPI number?
Ailyn Diurka Diaz, MD's National Provider Identifier (NPI) is 1063424356, issued on Aug 13, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Ailyn Diurka Diaz, MD located?
The NPPES record lists a practice address at 500 University Dr, Hershey, PA, 17033. Phone: (800) 243-1455. Providers update this record themselves, so call before visiting.
How can I verify Ailyn Diurka Diaz, MD's license?
NPPES lists Pennsylvania license number MD423431, as entered by the provider. Search the Pennsylvania Department of State (PALS) at https://www.pals.pa.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Ailyn Diurka Diaz, MD prescribe under Medicare Part D?
In 2024, Ailyn Diurka Diaz, MD had 1,576 Medicare Part D claims for 69 beneficiaries; the average among psychiatry physician prescribers was 1,000. Part D covers Medicare prescriptions only.
What is Ailyn Diurka Diaz, MD's MIPS final score?
The 2023 MIPS final score is 71.8 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.