NPPES file of Aug 9, 2026

Donald Joseph Siegel, OD

Optometrist · Sun City West, AZ

Donald Joseph Siegel, OD is an optometrist with a practice address in Sun City West, Arizona, and NPI 1912006669, issued on Sep 21, 2006. Check the license (Arizona 1189, as entered in NPPES) with the Arizona board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1912006669
Name
Donald Joseph Siegel
Credential
OD
Primary taxonomy
Optometrist 152W00000X
License number
1189 AZ
Self-reported in NPPES; status is on the state search
Practice location
13540 W Camino Del Sol, Sun City West, AZ 85375
Phone
(623) 544-3877
Enumerated
Sep 21, 2006
Record last updated
Dec 10, 2015 (not updated in 11 years: call before relying on the address or phone)
Fax
(623) 544-3834
Medicare enrollment
Enrolled (PECOS I20040423000046); accepts Medicare assignment
Medical or professional school
University Of California - School Of Optometry, 1990
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 13540 W Camino Del Sol

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Sara Clark, PTAPhysical Therapy Assistant1245066307
  2. Caren Omondi, PMHNP, FNPPsychiatric/Mental Health Nurse Practitioner1750759395
  3. Josefina Phillips, DNP, PMHNP, FNP-CPsychiatric/Mental Health Nurse Practitioner1467800144
  4. Dana Scafaru, D.D.S.General Practice Dentistry1639189673
  5. Mingzhu Sun, LACAcupuncturist1265602403

Verify Donald Joseph Siegel in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Arizona board licenses this profession
    Search for license 1189
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the Arizona license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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27% fewer Medicare Part D claims than the average optometrist in 2024

202 Medicare Part D claims for 95 beneficiaries, against an average of 277 among the 33,128 providers of this specialty who prescribed in Part D. Brand-name drugs were 48% of claims.

  1. Donald Siegel202
  2. Specialty average277

Most prescribed

  1. Latanoprost133 claims
  2. Dorzolamide-Timolol17 claims
  3. Timolol Maleate14 claims
  4. Brimonidine Tartrate11 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: $22.07

1 payment: food and beverage; the largest payer was Bausch & Lomb Americas Inc. The 34,453 providers of this specialty with any payment received $769.99 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Donald Siegel$22.07
  2. Specialty average$769.99

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

  1. John H Mcdougall OD Arizona PCTucson, AZ

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Donald Joseph Siegel among 1,336 optometrist records in Arizona

Donald Joseph Siegel, OD is one of 1,336 optometrist records with a practice address in Arizona. 75% 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 11% of them.

  • NPI issued2006 · 11% of these records are older, 62% newer
  • In a Medicare fileYes · 75% of these records are
  • In the CMS Doctors and Clinicians fileYes · 56% of these records are
  • Graduated1990 · median 2010 among the 746 with a school on file
  • Record last updated2015 · 62% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 152W00000X and a Arizona practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

8 optometrist records list a practice address in Sun City West

They are 8 of the 590 NPPES records with a practice address in Sun City West, and 1,336 optometrist records in Arizona.

The 8 optometrist records with the nearest ZIP codes

  1. Robert Harper, O.D.Sun City West, AZ 853751942299524
  2. Cynthia Harper, O.D.Sun City West, AZ 853751841289428
  3. Brittany Hillier, ODSun City West, AZ 853751467948406
  4. Derek JacobsenSun City West, AZ 853751124462593
  5. Ana Rebeca RegoSun City West, AZ 853751619720281
  6. Kelsey Sarver, ODSun City West, AZ 853751093245698
  7. Karina Vargas Torrecilla, ODSun City West, AZ 853751477276905
  8. Brian Baird, O. D.Surprise, AZ 853741275622532

Common questions

What is Donald Joseph Siegel, OD's NPI number?

Donald Joseph Siegel, OD's National Provider Identifier (NPI) is 1912006669, issued on Sep 21, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Donald Joseph Siegel, OD located?

The NPPES record lists a practice address at 13540 W Camino Del Sol, Sun City West, AZ, 85375. Phone: (623) 544-3877. Providers update this record themselves, so call before visiting.

How can I verify Donald Joseph Siegel, OD's license?

NPPES lists Arizona license number 1189, as entered by the provider. Search the Arizona board that licenses this profession; the NPPES record confirms identity only.

How much does Donald Joseph Siegel, OD prescribe under Medicare Part D?

In 2024, Donald Joseph Siegel, OD had 202 Medicare Part D claims for 95 beneficiaries; the average among optometrist prescribers was 277. 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.