Riley Shannon

  • Houston, TX
  • Physician assistant
NPI1508597121
Medicare services, 2024
14
Medicare patients, 2024
22
Part D claims, 2024
96
Affiliated sites
1
Medical groups
2
Practice address
1635 North W Loop, Houston, TX 77008
Practice phone
Call (713) 242-2707
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Memorial Hermann Greater Heights Hospital

Houston, Texas

See all 4 affiliations

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Riley Shannon is a physician assistant in Houston, Texas

Riley Shannon practices at Memorial Hermann Greater Heights Hospital in Houston, Texas.

Riley Shannon's NPI, 1508597121, was assigned on June 23, 2022. Riley Shannon holds Texas license PA17171.

NPI and contact details
NPI enumeration date
June 23, 2022
NPI status
Active
Practice phone
(713) 242-2707
Professional email
Get email
Personal email
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Mobile number
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Sex
Male

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

Riley Shannon practices at Memorial Hermann Greater Heights Hospital in Houston, Texas

Riley Shannon's primary practice is Memorial Hermann Greater Heights Hospital, at 1635 North W Loop, Houston, TX 77008 in Harris County. The practice phone is (713) 242-2707.

  • Memorial Hermann Greater Heights Hospital
    1635 North W Loop, Houston, TX 77008 · Harris CountyPhone(713) 242-2707

Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data

Riley Shannon is affiliated with 2 sites of care and 2 medical groups

Riley Shannon's primary practice is Memorial Hermann Greater Heights Hospital in Houston, Texas. The medical group on file is Memorial Hermann Hospital Based Physician Group. Dmand AI also links Riley Shannon to 1 more group practice or clinic and 1 medical group, each named with a free account.

See all 4 affiliations for Riley Shannon

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

Dmand AI tracks the EHR system at Riley Shannon's practice

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

EHR by site
SiteEHR vendor and product
Memorial Hermann Greater Heights HospitalAvailable with a free account
+1 more site and 1 medical groupAvailable with a free account

Source: Dmand AI Technology Install Data

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Riley Shannon is one of 8,663 physician assistants in Texas

Physician assistant is Riley Shannon's primary specialty in the NPI Registry, under taxonomy code 363A00000X. Riley Shannon is licensed in Texas.

Specialties and state licenses

  • Physician assistant, TexasPrimaryLicense PA17171 · taxonomy 363A00000X

Physician assistants near Riley Shannon

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

Riley Shannon billed Medicare for 14 services in 2024

CMS data shows 14 Medicare services from Riley Shannon across 1 procedure code in 2024, for 22 Medicare patients. Medicare paid $1,566 for them. Every service was in a facility, such as a hospital, rather than an office.

Medicare services, 202414
Medicare patients22
Paid by Medicare$1,566
Procedure codes1

Riley Shannon compared with the Texas median for physician assistants, 2024

  • Riley Shannon
  • Texas median
Medicare services
14vs 22994% below
Medicare patients
22vs 9978% below
Part D claims
14vs 29695% below

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

Riley Shannon'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

Riley Shannon treated 22 Medicare patients in 2024, average age 73

CMS counts 22 Medicare patients who saw Riley Shannon in 2024. The largest group is 65 to 74, with 11 patients. 75% of them have high blood pressure, and 75% have high cholesterol. Their average risk score is 1.60, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.

Across all payers, Dmand AI patient panel data puts Riley Shannon's median patient age at 41, with 61% women.

Medicare patients, 202422
Average age73
Average risk score1.60

Riley Shannon's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Chronic conditions among Riley Shannon's Medicare patients, 2024

  1. High blood pressure75%
  2. High cholesterol75%
  3. Diabetes55%

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

Riley Shannon's patients across all payers

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

Patient panel by age, all payers

Median age 41

Patient panel by sex, all payers

  • Women61%
  • Men39%

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

Riley Shannon wrote 96 Medicare Part D claims in 2024

In 2024, Riley Shannon wrote 96 Medicare Part D claims for 72 patients. 92% of them were for generic drugs. CMS names the drug for 14 of them, across 1 drug with 11 or more claims each, at $108 in total drug cost.

Part D claims, 202496
Drugs named by CMS1
Total drug cost$108
Part D patients72

Riley Shannon's Part D claims by kind of drug, 2024

  • Generic88 claims92%
  • Brand-name and other8 claims8%

Riley Shannon'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 Riley Shannon's Part D claims, 2024

  • Opioids11%11 of 96 claims
  • Antibiotics42%40 of 96 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 Riley Shannon

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

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Sources for Riley Shannon'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 phoneNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data
Primary practice, affiliations and health systemNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation 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)
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 Riley Shannon

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

What is Riley Shannon's NPI number?

Riley Shannon's NPI number is 1508597121. It was assigned on June 23, 2022, and it is active in the NPI Registry.

What does Riley Shannon specialize in?

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

Where does Riley Shannon practice?

Riley Shannon practices at 1635 North W Loop, Houston, TX 77008. Riley Shannon's primary practice is Memorial Hermann Greater Heights Hospital in Houston, Texas. Dmand AI also links Riley Shannon to 1 group practice or clinic and 1 medical group.

What is Riley Shannon's office phone number?

The practice phone on file for Riley Shannon is (713) 242-2707.

What is Riley Shannon's medical license number?

Riley Shannon holds Texas license PA17171.

What medical group is Riley Shannon part of?

Riley Shannon is linked to Memorial Hermann Hospital Based Physician Group. Dmand AI links Riley Shannon to 1 more medical group.

Does Riley Shannon accept Medicare?

Yes. CMS data shows Riley Shannon billed Medicare for 14 services in 2024.

How many Medicare patients does Riley Shannon see?

CMS counts 22 Medicare patients who saw Riley Shannon in 2024, with an average age of 73.

What services does Riley Shannon bill to Medicare?

In 2024, Riley Shannon's most billed Medicare services were emergency department visit (99285).

What drugs does Riley Shannon prescribe most?

In 2024 Medicare Part D data, Riley Shannon's most prescribed drugs by claims were Amoxicillin-Clavulanate Potass.

How long has Riley Shannon been practicing?

Riley Shannon's NPI was assigned in 2022.

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