Dr. Katherine Baker, DO

  • Jbsa Fort Sam Houston, TX
  • Ophthalmologist
NPI1588041503
Medicare services, 2021
159
Part D claims, 2021
51
Hospital affiliations
1
Industry payments
$1,966
State license
1
Practice address
3551 Roger Brooke Dr, Fort Sam Houston, TX 78234
Practice phone
Call (210) 916-4141
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Brooke Army Medical Center

Hospital · Fort Sam Houston, Texas

See all 1 affiliations

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Dr. Katherine Baker is an ophthalmologist in Jbsa Fort Sam Houston, Texas

Dr. Baker practices at Brooke Army Medical Center in Fort Sam Houston, Texas, part of United States Department of War.

Dr. Baker's NPI, 1588041503, was assigned on April 28, 2015. Dr. Baker holds North Carolina license 2019-00739.

NPI and contact details
NPI enumeration date
April 28, 2015
NPI status
Active
Practice phone
(210) 916-4141
Professional email
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Personal email
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Mobile number
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Sex
Female

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data

Dr. Katherine Baker practices at Brooke Army Medical Center in Fort Sam Houston, Texas

Dr. Baker's primary practice is Brooke Army Medical Center, at 3551 Roger Brooke Dr, Fort Sam Houston, TX 78234 in Bexar County. The practice phone is (210) 916-4141.

Source: Dmand AI Affiliation Data

Dr. Katherine Baker is affiliated with 1 site of care

Dr. Baker's primary practice is Brooke Army Medical Center in Fort Sam Houston, Texas, part of United States Department of War. Dr. Baker's employer is on file too: a hospital.

See Dr. Baker's affiliation in Dmand AI

Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Dr. Katherine Baker's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Baker practices. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Brooke Army Medical CenterAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Katherine Baker is one of 1,311 ophthalmologists in Texas

Ophthalmology is Dr. Baker's primary specialty in the NPI Registry, under taxonomy code 207W00000X. Dr. Baker is licensed in North Carolina.

Specialties and state licenses

  • Ophthalmology, North CarolinaPrimaryLicense 2019-00739 · taxonomy 207W00000X

Ophthalmologists near Dr. Baker

Counts of ophthalmologists with a Dmand AI profile, by place and practice. Each opens the list.

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks

Dr. Katherine Baker billed Medicare for 159 services in 2021

CMS data shows 159 Medicare services from Dr. Baker across 3 procedure codes in 2021. Medicare paid $4,849 for them. Every service was in a facility, such as a hospital, rather than an office.

Medicare services, 2021159
Paid by Medicare$4,849
Procedure codes3

Dr. Baker's Medicare services by type, 2020 to 2021

  • 2020
  • 2021
Tests and treatments
2020: 3902021: 9576%
Surgery
2020: 2372021: 3585%
Office and hospital visits
2020: 1392021: 2979%

Dr. Baker compared with the Texas median for ophthalmologists, 2021

  • Dr. Baker
  • Texas median
Medicare services
159vs 1,35388% below
Part D claims
51vs 61392% below

Medians across 1,290 ophthalmologists in Texas with Dmand AI profiles that report each measure.

Dr. Baker's most billed Medicare procedure codes, 2021

CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.

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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Dr. Katherine Baker's patients have a median age of 69

Across all payers, Dmand AI patient panel data puts Dr. Baker's median patient age at 69, with 23% women.

Dr. Baker's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 69

Patient panel by sex, all payers

  • Women23%
  • Men77%

Source: Dmand AI Patient Panel Data

Dr. Katherine Baker wrote 51 Medicare Part D claims in 2021

In 2021, Dr. Baker wrote 51 Medicare Part D claims. They cover 4 drugs, with $1,441 in total drug cost. In 2020, CMS named 61 claims across 3 drugs.

Part D claims, 202151
Drugs named by CMS4
Total drug cost$1,441

Dr. Baker's most prescribed drugs by claims, 2021

CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.

Part D claims for drugs CMS names, 2020 to 2021

  • 2020
  • 2021
Claims for drugs CMS names
2020: 612021: 5116%

Drugs named by CMS: 4 in 2021, 3 in 2020.

See all prescribing by Dr. Baker

Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026

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Dr. Katherine Baker received $1,966 in industry payments from 2019 to 2023

CMS Open Payments shows 8 general payments to Dr. Baker from 4 drug and device companies from 2019 to 2023. Food and beverage make up the largest share, 52% of the total. Alcon Laboratories Inc paid the most, $1,612.

General payments to Dr. Baker by program year, 2019 to 2023

General payments to Dr. Baker by kind, 2019 to 2023

$2Kin total
  • Food and beverage$1,02852%
  • Travel and lodging$93948%

Companies that paid Dr. Baker the most, 2019 to 2023

Share is of all general payments to this clinician.

See all payments to Dr. Baker

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Sources for Dr. Katherine Baker's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand AI Affiliation DataDmand AI Org Hierarchy Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelDmand AI Patient Panel Data
Part D prescribingMedicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)
Industry paymentsOpen Payments (CMS) (opens in a new tab)
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Dr. Katherine Baker

Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.

What is Dr. Katherine Baker's NPI number?

Dr. Katherine Baker's NPI number is 1588041503. It was assigned on April 28, 2015, and it is active in the NPI Registry.

What kind of doctor is Dr. Katherine Baker?

Dr. Katherine Baker is an ophthalmologist in Jbsa Fort Sam Houston, Texas. The primary specialty in the NPI Registry is Ophthalmology Physician (taxonomy code 207W00000X).

Where does Dr. Katherine Baker practice?

Dr. Baker practices at 3551 Roger Brooke Dr, Fort Sam Houston, TX 78234. Dr. Baker's primary practice is Brooke Army Medical Center in Fort Sam Houston, Texas, part of United States Department of War.

What is Dr. Katherine Baker's office phone number?

The practice phone on file for Dr. Baker is (210) 916-4141.

What is Dr. Katherine Baker's medical license number?

Dr. Baker holds North Carolina license 2019-00739.

Which hospitals is Dr. Katherine Baker affiliated with?

Dr. Baker practices at Brooke Army Medical Center in Fort Sam Houston, Texas.

Does Dr. Katherine Baker accept Medicare?

Yes. CMS data shows Dr. Baker billed Medicare for 159 services in 2021.

What services does Dr. Katherine Baker bill to Medicare?

In 2021, Dr. Baker's most billed Medicare services were eye exam or test (92134), surgery: eye (67028) and office visit, established patient (99213).

What drugs does Dr. Katherine Baker prescribe most?

In 2021 Medicare Part D data, Dr. Baker's most prescribed drugs by claims were Latanoprost, Dorzolamide-Timolol and Brimonidine Tartrate.

Has Dr. Katherine Baker received payments from drug or device companies?

CMS Open Payments shows $1,966 in general payments to Dr. Baker from 4 companies from 2019 to 2023. The largest total came from Alcon Laboratories Inc.

How long has Dr. Katherine Baker been practicing?

Dr. Baker's NPI was assigned in 2015.

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