David John, PA-C

  • Houston, TX
  • Physician assistant
NPI1811226970PAC ID4082758024
Medicare services, 2024
173
Medicare patients, 2024
160
Part D claims, 2024
343
Publications
2
MIPS score, 2024
84
Practice address
1515 Holcombe Blvd, Houston, TX 77030
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

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David John is a physician assistant in Houston, Texas

David John practices at The University of Texas MD Anderson Cancer Center in Houston, Texas, part of The University of Texas System.

David John's NPI, 1811226970, was assigned on December 18, 2009. David John graduated from University of Texas Southwestern Medical School at Dallas in 2008. David John holds Texas license PA05795.

NPI and contact details
Medicare PAC ID
4082758024
NPI enumeration date
December 18, 2009
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Professional email
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Personal email
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Mobile number
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Sex
Male
Estimated age
44
Medical school graduation
2008

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)

David John practices at The University of Texas MD Anderson Cancer Center in Houston, Texas

David John's primary practice is The University of Texas MD Anderson Cancer Center, at 1515 Holcombe Blvd, Houston, TX 77030.

Source: Dmand AI Affiliation Data

David John is affiliated with 1 site of care and 1 medical group

David John's primary practice is The University of Texas MD Anderson Cancer Center in Houston, Texas, part of The University of Texas System. The medical group on file is Physicians Referral Service.

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

Dmand AI tracks the EHR system at David John's practice

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

EHR by site
SiteEHR vendor and product
The University of Texas MD Anderson Cancer CenterAvailable with a free account

Source: Dmand AI Technology Install Data

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David John is one of 8,663 physician assistants in Texas

Physician assistant is David John's primary specialty in the NPI Registry, under taxonomy code 363A00000X. David John is board certified in certified physician assistant by the National Commission on Certification of Physician Assistants (NCCPA). David John is licensed in Texas.

Specialties and state licenses

  • Physician assistant, TexasPrimaryLicense PA05795 · taxonomy 363A00000X

Clinical focus

Dmand AI lists bladder disease, enlarged prostate and UTI among the conditions David John treats.

Physician assistants near David John

Counts of physician assistants 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

David John billed Medicare for 173 services in 2024

CMS data shows 173 Medicare services from David John across 2 procedure codes in 2024, for 160 Medicare patients. Medicare paid $7,315 for them.

Medicare services, 2024173
Medicare patients160
Paid by Medicare$7,315
Procedure codes2

Where David John's Medicare services took place, 2024

  • In an office3520%
  • In a facility13880%

David John compared with the Texas median for physician assistants, 2024

  • David John
  • Texas median
Medicare services
173vs 22924% below
Medicare patients
160vs 9962% above
Part D claims
260vs 29612% below

Medians across 5,541 physician assistants in Texas with Dmand AI profiles that report each measure.

David John's most billed Medicare procedure codes, 2024

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

David John treated 160 Medicare patients in 2024, average age 74

CMS counts 160 Medicare patients who saw David John in 2024. The largest group is 65 to 74, with 80 patients. 75% of them have high blood pressure, and 75% have high cholesterol. Their average risk score is 1.59, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.

Across all payers, Dmand AI patient panel data puts David John's median patient age at 70, with 11% women.

Medicare patients, 2024160
Average age74
Average risk score1.59

David John's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

David John's Medicare patients by sex, 2024

  • Women1711%
  • Men14389%

Chronic conditions among David John's Medicare patients, 2024

  1. High blood pressure75%
  2. High cholesterol75%
  3. Cancer74%
  4. Arthritis44%
  5. Ischemic heart disease34%
  6. Chronic kidney disease32%
  7. Diabetes29%
  8. Atrial fibrillation18%

Share of Medicare patients with each condition. A patient can have several.

David John's patients across all payers

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

Patient panel by age, all payers

Median age 70

Patient panel by sex, all payers

  • Women11%
  • Men86%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

David John wrote 343 Medicare Part D claims in 2024

In 2024, David John wrote 343 Medicare Part D claims for 158 patients. 98% of them were for generic drugs. CMS names the drug for 260 of them, across 9 drugs with 11 or more claims each, at $3,707 in total drug cost.

Part D claims, 2024343
Drugs named by CMS9
Total drug cost$3,707
Part D patients158

David John's Part D claims by kind of drug, 2024

  • Generic337 claims98%
  • Brand-name and other6 claims2%

David John's most prescribed drugs by claims, 2024

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

Drug classes CMS tracks in David John's Part D claims, 2024

  • Antibiotics29%101 of 343 claims

Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.

See all prescribing by David John

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

David John scored 84 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 84 out of 100 for David John for performance year 2024, reported as part of a group. David John accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists David John as offering telehealth.

Accepts Medicare assignment
Yes
Offers telehealth
Yes

David John's MIPS scores, performance year 2024

  • 84of 100Final score
  • 70.8of 100Quality
  • 100of 100Promoting Interoperability
  • 40of 100Improvement Activities
  • 68of 100Cost

Each score is out of 100. The final score weighs the categories CMS scored for this clinician.

Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026

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David John has 2 publications on record

Dmand AI links 2 papers to David John in 2007. 2007 was the busiest year, with 2. The most frequent topics are Diatoms, Phytoplankton and Ribulose-Bisphosphate Carboxylase.

Papers2

Topics David John writes about most

  • Diatoms
  • Phytoplankton
  • Ribulose-Bisphosphate Carboxylase
  • RNA, Messenger
  • Seawater

Recent publications by David John

See all 2 publications and co-authors

See who David John researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who David John works with, so you can find a warm path to the right physician assistants.

How network discovery works

Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage

David John received $149 in industry payments from 2024 to 2025

CMS Open Payments shows 7 general payments to David John from 4 drug and device companies from 2024 to 2025. Food and beverage make up the largest share, 100% of the total. Exelixis Inc. paid the most, $51.

General payments to David John by program year, 2024 to 2025

Companies that paid David John the most, 2024 to 2025

Share is of all general payments to this clinician.

See all payments to David John

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

David John graduated from University of Texas Southwestern Medical School at Dallas

David John graduated from University of Texas Southwestern Medical School at Dallas in 2008.

  1. Medical schoolUniversity of Texas Southwestern Medical School at Dallas
  2. Board certified in certified physician assistantNational Commission on Certification of Physician Assistants (NCCPA)
  3. Board certified in 2018 - 2019NC State PA License

Source: Dmand AI Professional Profile Data

Sources for David John'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 DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
Part D prescribingMedicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab)
MIPS scores, telehealth, assignment and procedure percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)
Publications, topics and co-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Training, board certification and membershipsDmand AI Professional Profile Data
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 David John

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

What is David John's NPI number?

David John's NPI number is 1811226970. It was assigned on December 18, 2009, and it is active in the NPI Registry.

What does David John specialize in?

David John is a physician assistant in Houston, Texas. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).

Where does David John practice?

David John practices at 1515 Holcombe Blvd, Houston, TX 77030. David John's primary practice is The University of Texas MD Anderson Cancer Center in Houston, Texas, part of The University of Texas System.

What is David John's medical license number?

David John holds Texas license PA05795.

Which hospitals is David John affiliated with?

David John practices at The University of Texas MD Anderson Cancer Center in Houston, Texas.

What medical group is David John part of?

David John is linked to Physicians Referral Service.

Does David John accept Medicare?

Yes. CMS data shows David John billed Medicare for 173 services in 2024, and David John accepts Medicare assignment.

Does David John offer telehealth?

Yes. The CMS Doctors and Clinicians file lists David John as offering telehealth services.

What is David John's MIPS score?

David John's MIPS final score for performance year 2024 is 84 out of 100, reported as part of a group.

How many Medicare patients does David John see?

CMS counts 160 Medicare patients who saw David John in 2024, with an average age of 74.

Show 7 more questionsShow fewer questions

Is David John board certified?

Yes. David John is board certified in certified physician assistant by the National Commission on Certification of Physician Assistants (NCCPA).

What services does David John bill to Medicare?

In 2024, David John's most billed Medicare services were office visit, established patient (99213) and care management and other visits (99441).

Where did David John go to medical school?

David John graduated from University of Texas Southwestern Medical School at Dallas in 2008.

What drugs does David John prescribe most?

In 2024 Medicare Part D data, David John's most prescribed drugs by claims were Tamsulosin HCl, Cefuroxime and Oxybutynin Chloride ER.

Has David John received payments from drug or device companies?

CMS Open Payments shows $149 in general payments to David John from 4 companies from 2024 to 2025. The largest total came from Exelixis Inc.

How long has David John been practicing?

David John graduated from medical school in 2008, 18 years ago.

Does David John do research?

Dmand AI links 2 publications to David John.

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