NPPES file of Aug 9, 2026

William Glendon Curtis, MD

Family Medicine Physician · Corpus Christi, TX

William Glendon Curtis, MD is a family medicine physician with a practice address in Corpus Christi, Texas, and NPI 1578541702, issued on Jan 6, 2006. Check the license (Texas L1013, 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 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1578541702
Name
William Glendon Curtis
Credential
MD
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
L1013 TX
Self-reported in NPPES; status is on the state search
Practice location
3945 US Hwy 77, Corpus Christi, TX 78410
Phone
(361) 767-8332
Enumerated
Jan 6, 2006
Record last updated
May 11, 2020 (not updated in 6 years: call before relying on the address or phone)
Fax
(361) 767-1465
Medicaid ID
159437601 TX
Medicare enrollment
Enrolled (PECOS I20100514000572); accepts Medicare assignment
Medical or professional school
University Of Texas Medical School At San Antonio, 1999
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 3945 US Hwy 77

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

  1. Kristie Anguiano, DNP, APRN, FNP-BCFamily Nurse Practitioner1003049214

Verify William Glendon Curtis in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTexas Medical Board
    Search for license L1013
    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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21% more Medicare Part D claims than the average family medicine physician in 2024

4,293 Medicare Part D claims for 541 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 13% of claims. 30 claims were for opioids.

  1. William Curtis4,293
  2. Specialty average3,544

Most prescribed

  1. Levothyroxine Sodium292 claims
  2. Lisinopril222 claims
  3. Atorvastatin Calcium209 claims
  4. Rosuvastatin Calcium143 claims
  5. Losartan Potassium139 claims
  6. Metoprolol Succinate136 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.

Industry payments in 2024: $134.91

8 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie 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 Curtis$134.91
  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.

Bills Medicare through one group practice

  1. Monzer H Yazji MD And Associates PLLCMission, TX

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

William Glendon Curtis among 11,119 family medicine physician records in Texas

William Glendon Curtis, MD is one of 11,119 family medicine physician records with a practice address in Texas. 82% 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 12% of them.

  • NPI issued2006 · 12% of these records are older, 54% newer
  • In a Medicare fileYes · 82% of these records are
  • In the CMS Doctors and Clinicians fileYes · 64% of these records are
  • Graduated1999 · median 2004 among the 7,095 with a school on file
  • Record last updated2020 · 51% 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 Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

193 family medicine physician records list a practice address in Corpus Christi

They are 193 of the 5,600 NPPES records with a practice address in Corpus Christi, and 11,119 family medicine physician records in Texas.

The 8 family medicine physician records with the nearest ZIP codes

  1. Jean-Jacques Carr, MDCorpus Christi, TX 784101336240621
  2. Samuel Hartman, MDCorpus Christi, TX 784101134107782
  3. Kiersten Hunt, RNCorpus Christi, TX 784101073447207
  4. Hellen Mutumba, MDCorpus Christi, TX 784101659062396
  5. Karla Perez, MDCorpus Christi, TX 784101952678880
  6. Roger Sifuentes, M.D.Corpus Christi, TX 784101720209901
  7. Kent Tompkins, M.D.Corpus Christi, TX 784101942207436
  8. Ralph Cicora, D.O.Corpus Christi, TX 784111053390088

Common questions

What is William Glendon Curtis, MD's NPI number?

William Glendon Curtis, MD's National Provider Identifier (NPI) is 1578541702, issued on Jan 6, 2006. An NPI identifies a provider in billing; it is not a license.

Where is William Glendon Curtis, MD located?

The NPPES record lists a practice address at 3945 US Hwy 77, Corpus Christi, TX, 78410. Phone: (361) 767-8332. Providers update this record themselves, so call before visiting.

How can I verify William Glendon Curtis, MD's license?

NPPES lists Texas license number L1013, 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 William Glendon Curtis, MD prescribe under Medicare Part D?

In 2024, William Glendon Curtis, MD had 4,293 Medicare Part D claims for 541 beneficiaries; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions only.

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.