NPPES file of Aug 9, 2026

Katherine Jackson Donnithorne, M.D.

Ophthalmology Physician · Montgomery, AL

Katherine Jackson Donnithorne, M.D. is an ophthalmology physician with a practice address in Montgomery, Alabama, and NPI 1659650778, issued on Aug 7, 2011. Check the license (Alabama 31823, as entered in NPPES) on the Alabama Board of Medical Examiners; 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
1659650778
Name
Katherine Jackson Donnithorne
Credential
M.D.
Primary taxonomy
Ophthalmology Physician 207W00000X
License number
31823 AL
Self-reported in NPPES; status is on the state search
Practice location
2752 Zelda RD, Montgomery, AL 36106
Phone
(334) 481-2800
Enumerated
Aug 7, 2011
Record last updated
Nov 12, 2015 (not updated in 11 years: call before relying on the address or phone)
Fax
(334) 270-3375
Medicare enrollment
Enrolled (PECOS I20150901000866); accepts Medicare assignment
Medical or professional school
University Of Alabama School Of Medicine, 2011
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 2752 Zelda RD

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

  1. Sanders Benkwith, MDOphthalmology Physician1144205550
  2. Michael Bradford, ODOptometrist1346224920
  3. Oliver FaulknerOptician1629384326
  4. Tom Mitchell, MDOphthalmology Physician1013992239
  5. Sarika Patel, ODOptometrist1932958253
  6. In Shin, MDOphthalmology Physician1245215656

Verify Katherine Jackson Donnithorne in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersAlabama Board of Medical Examiners
    Search for license 31823
    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 Alabama 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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76% fewer Medicare Part D claims than the average ophthalmology physician in 2024

361 Medicare Part D claims for 172 beneficiaries, against an average of 1,518 among the 16,459 providers of this specialty who prescribed in Part D. Brand-name drugs were 46% of claims.

  1. Katherine Donnithorne361
  2. Specialty average1,518

Most prescribed

  1. Latanoprost100 claims
  2. Timolol Maleate32 claims
  3. Erythromycin25 claims
  4. Lumigan23 claims
  5. Brimonidine Tartrate21 claims
  6. Dorzolamide-Timolol19 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): 100 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 score100.0
  2. Costout of 100 · 30%100.0
  3. Promoting interoperabilitynot scored (reweighted)
  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).

Industry payments in 2024: $5,066.87

3 payments; by number, the most common kind was food and beverage; the largest payer was Carl Zeiss Meditec Digital Innovations LLC. The 13,221 providers of this specialty with any payment received $4,535.02 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Katherine Donnithorne$5,066.87
  2. Specialty average$4,535.02

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. Eamc Eye Clinic LLCAuburn, AL

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

Katherine Jackson Donnithorne among 234 ophthalmology physician records in Alabama

Katherine Jackson Donnithorne, M.D. is one of 234 ophthalmology physician records with a practice address in Alabama. 77% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2011, is newer than 76% of them.

  • NPI issued2011 · 76% of these records are older, 22% newer
  • In a Medicare fileYes · 77% of these records are
  • In the CMS Doctors and Clinicians fileYes · 64% of these records are
  • Graduated2011 · median 1999 among the 148 with a school on file
  • Record last updated2015 · 65% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207W00000X and a Alabama practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Ophthalmology Physician providers in Alabama

There are 234 ophthalmology physician records in Alabama.

The 8 ophthalmology physician records with the nearest ZIP codes

  1. Sanders Benkwith, MDMontgomery, AL 361061144205550
  2. Roy Hager, MDMontgomery, AL 361061548270143
  3. James Izer, MDMontgomery, AL 361061861400418
  4. Tom Mitchell, MDMontgomery, AL 361061013992239
  5. Elizabeth Murphy, M.D.Montgomery, AL 361061003251513
  6. In Shin, MDMontgomery, AL 361061245215656
  7. John Swan, MDMontgomery, AL 361061336124742
  8. Rainy Betts, MDMontgomery, AL 361091578829719

Common questions

What is Katherine Jackson Donnithorne, M.D.'s NPI number?

Katherine Jackson Donnithorne, M.D.'s National Provider Identifier (NPI) is 1659650778, issued on Aug 7, 2011. An NPI identifies a provider in billing; it is not a license.

Where is Katherine Jackson Donnithorne, M.D. located?

The NPPES record lists a practice address at 2752 Zelda RD, Montgomery, AL, 36106. Phone: (334) 481-2800. Providers update this record themselves, so call before visiting.

How can I verify Katherine Jackson Donnithorne, M.D.'s license?

NPPES lists Alabama license number 31823, as entered by the provider. Search the Alabama Board of Medical Examiners at https://www.albme.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Katherine Jackson Donnithorne, M.D. prescribe under Medicare Part D?

In 2024, Katherine Jackson Donnithorne, M.D. had 361 Medicare Part D claims for 172 beneficiaries; the average among ophthalmology physician prescribers was 1,518. Part D covers Medicare prescriptions only.

What is Katherine Jackson Donnithorne, M.D.'s MIPS final score?

The 2023 MIPS final score is 100 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.