NPPES file of Aug 9, 2026

Jack Owens Sipperley, MD

Retina Specialist (Ophthalmology) Physician · Phoenix, AZ

Jack Owens Sipperley, MD is a retina specialist (ophthalmology) physician with a practice address in Phoenix, Arizona, and NPI 1235130402, issued on Aug 10, 2005. Check the license (Arizona 16167, as entered in NPPES) on the Arizona Medical Board; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1235130402
Name
Jack Owens Sipperley
Credential
MD
Primary taxonomy
Retina Specialist (Ophthalmology) Physician 207WX0107X
License number
16167 AZ
Self-reported in NPPES; status is on the state search
Practice location
4800 N 22ND St, Phoenix, AZ 85016
Phone
(602) 955-1000
Enumerated
Aug 10, 2005
Record last updated
May 7, 2019 (not updated in 7 years: call before relying on the address or phone)
Fax
(602) 508-4830
Medicaid ID
285412 AZ
Medicare enrollment
Enrolled (PECOS I20040728001358); accepts Medicare assignment
Medical or professional school
University Of Miami, Lm Miller School Of Medicine, 1971
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 4800 N 22ND St

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

  1. Shivi Agrawal, M.D.Ophthalmology Physician1528379245
  2. Suhail Alam, M.D.Retina Specialist (Ophthalmology) Physician1316922818
  3. Aaron Amacher, M.D.Ophthalmology Physician1700856283
  4. Jared Anderson, O.D.Optometrist1528044419
  5. Ijeoma Asota, MDCornea and External Diseases Specialist Physician1346405321
  6. Neil Atodaria, MDGlaucoma Specialist (Ophthalmology) Physician1619933363

Verify Jack Owens Sipperley in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersArizona Medical Board
    Search for license 16167
    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
Open 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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68% more Medicare Part D claims than the average retina specialist (ophthalmology) physician in 2024

1,041 Medicare Part D claims for 314 beneficiaries, against an average of 620 among the 1,449 providers of this specialty who prescribed in Part D. Brand-name drugs were 40% of claims. 149 claims were for opioids.

  1. Jack Sipperley1,041
  2. Specialty average620

Most prescribed

  1. Prednisolone Acetate322 claims
  2. Ofloxacin229 claims
  3. Hydrocodone-Acetaminophen145 claims
  4. Latanoprost83 claims
  5. Neomycin-Polymyxin-Dexameth38 claims
  6. Brimonidine Tartrate36 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): 84.1 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.

  1. Qualityout of 100 · 30% of the final score93.9
  2. Costout of 100 · 30%53.2
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Bills Medicare through one group practice

  1. Barnet Dulaney Perkins Eye Center, PCPhoenix, AZ

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

Jack Owens Sipperley among 32 retina specialist (ophthalmology) physician records in Arizona

Jack Owens Sipperley, MD is one of 32 retina specialist (ophthalmology) physician records with a practice address in Arizona. 97% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 78% newer
  • In a Medicare fileYes · 97% of these records are
  • In the CMS Doctors and Clinicians fileYes · 94% of these records are
  • Graduated1971 · median 2003 among the 30 with a school on file
  • Record last updated2019 · 66% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207WX0107X and a Arizona practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Retina Specialist (Ophthalmology) Physician providers in Arizona

There are 32 retina specialist (ophthalmology) physician records in Arizona.

The 8 retina specialist (ophthalmology) physician records with the nearest ZIP codes

  1. Khushboo Agrawal-Patel, MDPhoenix, AZ 850161184853913
  2. Suhail Alam, M.D.Phoenix, AZ 850161316922818
  3. Jordan Graff, MDPhoenix, AZ 850161952487829
  4. Brian Horsman, MDPhoenix, AZ 850161912963588
  5. Deepthi Rao, M.D.Phoenix, AZ 850161932426731
  6. Kimberly Tran, M.D.Phoenix, AZ 850161215279104
  7. Benjamin Bakall, M.D., PH.D.Phoenix, AZ 850201700085222
  8. Joseph Bryan, MDPhoenix, AZ 850201881686558

Common questions

What is Jack Owens Sipperley, MD's NPI number?

Jack Owens Sipperley, MD's National Provider Identifier (NPI) is 1235130402, issued on Aug 10, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Jack Owens Sipperley, MD located?

The NPPES record lists a practice address at 4800 N 22ND St, Phoenix, AZ, 85016. Phone: (602) 955-1000. Providers update this record themselves, so call before visiting.

How can I verify Jack Owens Sipperley, MD's license?

NPPES lists Arizona license number 16167, 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 Jack Owens Sipperley, MD prescribe under Medicare Part D?

In 2024, Jack Owens Sipperley, MD had 1,041 Medicare Part D claims for 314 beneficiaries; the average among retina specialist (ophthalmology) physician prescribers was 620. Part D covers Medicare prescriptions only.

What is Jack Owens Sipperley, MD's MIPS final score?

The 2023 MIPS final score is 84.1 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.