NPPES file of Aug 9, 2026

William Ryan Errico, D.O.

Family Medicine Physician · Houston, MO

William Ryan Errico, D.O. is a family medicine physician with a practice address in Houston, Missouri, and NPI 1366529570, issued on Nov 1, 2006. Check the license (Missouri 2022032258, as entered in NPPES) on the Missouri Board of Registration for the Healing Arts; 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
1366529570
Name
William Ryan Errico
Credential
D.O.
Primary taxonomy
Family Medicine Physician 207Q00000X
License numbers
2022032258 MO
OP00002103 WA
Self-reported in NPPES; status is on the state search
Practice location
1337 S Sam Houston Blvd, Houston, MO 65483
Phone
(417) 967-5435
Enumerated
Nov 1, 2006
Record last updated
Aug 14, 2023
Fax
(417) 967-5503
Medicaid IDs
2008275 WA
200124350 MO
Medicare enrollment
Enrolled (PECOS I20230801002516); accepts Medicare assignment
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 1337 S Sam Houston Blvd

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

  1. Tommi Alcorn, FNPNurse Practitioner1538717871
  2. Christopher Baldwin, M.D.Obstetrics & Gynecology Physician1164483921
  3. Patricia Benoist, MDFamily Medicine Physician1942359005
  4. Kristina Grant, DOFamily Medicine Physician1356922298
  5. Carl Lange, PAPhysician Assistant1700200458
  6. Teresa Loden, D.O.Pediatrics Physician1730527318

Verify William Ryan Errico in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMissouri Board of Registration for the Healing Arts
    Search for license 2022032258
    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 Missouri 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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36% more Medicare Part D claims than the average family medicine physician in 2024

4,825 Medicare Part D claims for 340 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 18% of claims. 167 claims were for opioids.

  1. William Errico4,825
  2. Specialty average3,544

Most prescribed

  1. Losartan Potassium237 claims
  2. Levothyroxine Sodium138 claims
  3. Farxiga119 claims
  4. Gabapentin111 claims
  5. Metoprolol Succinate101 claims
  6. Amlodipine Besylate100 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): 92.4 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 score85.0
  2. Costout of 100 · 30%87.3
  3. Promoting interoperabilityout of 100 · 25%93.0
  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: $98.80

6 payments; by number, the most common kind was food and beverage; the largest payer was Amgen Inc. The 55,478 providers of this specialty with any payment received $902.55 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. William Errico$98.80
  2. Specialty average$902.55

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

One hospital affiliation

  1. Texas County Memorial HospitalHouston, MO · Acute Care Hospitals2 of 5 stars

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

William Ryan Errico among 2,991 family medicine physician records in Missouri

William Ryan Errico, D.O. is one of 2,991 family medicine physician records with a practice address in Missouri. 79% 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 13% of them.

  • NPI issued2006 · 13% of these records are older, 52% newer
  • In a Medicare fileYes · 79% of these records are
  • In the CMS Doctors and Clinicians fileYes · 59% of these records are
  • Graduated2004 · median 2006 among the 1,778 with a school on file
  • Record last updated2023 · 53% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Missouri practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

6 family medicine physician records list a practice address in Houston

They are 6 of the 74 NPPES records with a practice address in Houston, and 2,991 family medicine physician records in Missouri.

The 8 family medicine physician records with the nearest ZIP codes

  1. Patricia Benoist, MDHouston, MO 654831942359005
  2. Kristina Grant, DOHouston, MO 654831356922298
  3. Lynn Hauenstein, D.O.Houston, MO 654831982659785
  4. Michael Solomon, M.D.Houston, MO 654831093924391
  5. William Wright, M.D.Houston, MO 654831548217870
  6. Gary Thomsen, M.D.Iberia, MO 654861164515029
  7. Alexandra Acquaviva, MDFort Leonard Wood, MO 654731336896364
  8. Shayla Amos, MDFort Leonard Wood, MO 654731124759774

Common questions

What is William Ryan Errico, D.O.'s NPI number?

William Ryan Errico, D.O.'s National Provider Identifier (NPI) is 1366529570, issued on Nov 1, 2006. An NPI identifies a provider in billing; it is not a license.

Where is William Ryan Errico, D.O. located?

The NPPES record lists a practice address at 1337 S Sam Houston Blvd, Houston, MO, 65483. Phone: (417) 967-5435. Providers update this record themselves, so call before visiting.

How can I verify William Ryan Errico, D.O.'s license?

NPPES lists Missouri license number 2022032258, as entered by the provider. Search the Missouri Board of Registration for the Healing Arts at https://www.fsmb.org/contact-a-state-medical-board/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does William Ryan Errico, D.O. prescribe under Medicare Part D?

In 2024, William Ryan Errico, D.O. had 4,825 Medicare Part D claims for 340 beneficiaries; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions only.

What is William Ryan Errico, D.O.'s MIPS final score?

The 2023 MIPS final score is 92.4 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.