NPPES file of Aug 9, 2026

Amber A. Dobler-Dixon, M.D.

Ophthalmology Physician · Amarillo, TX

Amber A. Dobler-Dixon, M.D. is an ophthalmology physician with a practice address in Amarillo, Texas, and NPI 1235107590, issued on Mar 10, 2006. Check the license (Texas J4778, as entered in NPPES) on the Texas 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
1235107590
Name
Amber A. Dobler-Dixon
Credential
M.D.
Primary taxonomy
Ophthalmology Physician 207W00000X
License number
J4778 TX
Self-reported in NPPES; status is on the state search
Practice location
7411 Wallace Blvd, Amarillo, TX 79106
Phone
(806) 350-1100
Enumerated
Mar 10, 2006
Record last updated
Aug 6, 2013 (not updated in 13 years: call before relying on the address or phone)
Fax
(806) 350-1101
Medicaid ID
137764010 TX
Medicare enrollment
Enrolled (PECOS I20070710001005); accepts Medicare assignment
Medical or professional school
University Of Minnesota Medical School, 1986
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 7411 Wallace Blvd

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

  1. Antonio Aragon, M.D.Ophthalmology Physician1992774590
  2. Jennifer Gallagher, M.D.Ophthalmology Physician1366820151
  3. Christopher McCarty, M.D.Ophthalmology Physician1356310726
  4. Walter Murrell, M.D.Ophthalmology Physician1598734634
  5. Ryan Rush, MDOphthalmology Physician1720260151
  6. Jason Ysasaga, M.D.Ophthalmology Physician1356310734

Verify Amber A. Dobler-Dixon in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTexas Medical Board
    Search for license J4778
    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 Texas 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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5.5 times the Medicare Part D claims of the average ophthalmology physician in 2024

8,381 Medicare Part D claims for 1,211 beneficiaries, against an average of 1,518 among the 16,459 providers of this specialty who prescribed in Part D.

  1. Amber Dobler-Dixon8,381
  2. Specialty average1,518

Most prescribed

  1. Dorzolamide Hcl990 claims
  2. Brimonidine Tartrate900 claims
  3. Latanoprost880 claims
  4. Dorzolamide-Timolol802 claims
  5. Timolol Maleate646 claims
  6. Lumigan605 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): 77.2 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 score93.3
  2. Costout of 100 · 30%36.3
  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: $558.14

28 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. 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. Amber Dobler-Dixon$558.14
  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. Panhandle Eye Group, LLPAmarillo, TX

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

Amber A. Dobler-Dixon among 1,514 ophthalmology physician records in Texas

Amber A. Dobler-Dixon, M.D. is one of 1,514 ophthalmology physician records with a practice address in Texas. 81% 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 22% of them.

  • NPI issued2006 · 22% of these records are older, 48% newer
  • In a Medicare fileYes · 81% of these records are
  • In the CMS Doctors and Clinicians fileYes · 70% of these records are
  • Graduated1986 · median 2003 among the 1,052 with a school on file
  • Record last updated2013 · 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 207W00000X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Ophthalmology Physician providers in Texas

There are 1,514 ophthalmology physician records in Texas.

The 8 ophthalmology physician records with the nearest ZIP codes

  1. Antonio Aragon, M.D.Amarillo, TX 791061992774590
  2. Jennifer Gallagher, M.D.Amarillo, TX 791061366820151
  3. Robert Gerald, M.D.Armarillo, TX 791061154384253
  4. J. Howell, M.D.Amarillo, TX 791061467424440
  5. Christopher McCarty, M.D.Amarillo, TX 791061356310726
  6. Walter Murrell, M.D.Amarillo, TX 791061598734634
  7. Paul Proffer, M.D.Amarillo, TX 791061962488676
  8. James Rush, M.D.Amarillo, TX 791061376512400

Common questions

What is Amber A. Dobler-Dixon, M.D.'s NPI number?

Amber A. Dobler-Dixon, M.D.'s National Provider Identifier (NPI) is 1235107590, issued on Mar 10, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Amber A. Dobler-Dixon, M.D. located?

The NPPES record lists a practice address at 7411 Wallace Blvd, Amarillo, TX, 79106. Phone: (806) 350-1100. Providers update this record themselves, so call before visiting.

How can I verify Amber A. Dobler-Dixon, M.D.'s license?

NPPES lists Texas license number J4778, as entered by the provider. Search the Texas Medical Board at https://profile.tmb.state.tx.us/Search.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Amber A. Dobler-Dixon, M.D. prescribe under Medicare Part D?

In 2024, Amber A. Dobler-Dixon, M.D. had 8,381 Medicare Part D claims for 1,211 beneficiaries; the average among ophthalmology physician prescribers was 1,518. Part D covers Medicare prescriptions only.

What is Amber A. Dobler-Dixon, M.D.'s MIPS final score?

The 2023 MIPS final score is 77.2 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.