NPPES file of Aug 9, 2026

Linda Gale Sagarnaga Magill, M.D.

Anesthesiology Physician · Houston, TX

Linda Gale Sagarnaga Magill, M.D. is an anesthesiology physician with a practice address in Houston, Texas, and NPI 1366442246, issued on Jul 21, 2005. Check the license (Texas H4512, 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
1366442246
Name
Linda Gale Sagarnaga Magill
Credential
M.D.
Primary taxonomy
Anesthesiology Physician 207L00000X
License number
H4512 TX
Self-reported in NPPES; status is on the state search
Practice location
535 W 20TH St, Houston, TX 77008
Phone
(832) 314-3140
Enumerated
Jul 21, 2005
Record last updated
Nov 12, 2021 (not updated in 5 years: call before relying on the address or phone)
Fax
(866) 234-5119
Medicaid ID
136314505 TX
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Verify Linda Gale Sagarnaga Magill in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTexas Medical Board
    Search for license H4512
    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

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88% fewer Medicare Part D claims than the average anesthesiology physician in 2024

47 Medicare Part D claims, against an average of 402 among the 4,319 providers of this specialty who prescribed in Part D. Brand-name drugs were 32% of claims.

  1. Linda Gale Magill47
  2. Specialty average402

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.

Linda Gale Sagarnaga Magill among 4,635 anesthesiology physician records in Texas

Linda Gale Sagarnaga Magill, M.D. is one of 4,635 anesthesiology physician records with a practice address in Texas. 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 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 85% newer
  • In a Medicare fileYes · 79% of these records are
  • In the CMS Doctors and Clinicians fileNo · 71% of these records are
  • Record last updated2021 · 59% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207L00000X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

1,130 anesthesiology physician records list a practice address in Houston

They are 1,130 of the 61,221 NPPES records with a practice address in Houston, and 4,635 anesthesiology physician records in Texas.

The 8 anesthesiology physician records with the nearest ZIP codes

  1. Matthew Arceneaux, MDHouston, TX 770081396822318
  2. Peter Chang, M.D.Houston, TX 770081316131667
  3. Emmanuel Faluade, MDHouston, TX 770081215323290
  4. Danny JosephHouston, TX 770081548586027
  5. Hyung Kim, MDHouston, TX 770081003076761
  6. Abdulquadri Olawin, MDHouston, TX 770081952765331
  7. Raymond PankethHouston, TX 770081417337346
  8. Paul Shih, MDHouston, TX 770081942576376

Common questions

What is Linda Gale Sagarnaga Magill, M.D.'s NPI number?

Linda Gale Sagarnaga Magill, M.D.'s National Provider Identifier (NPI) is 1366442246, issued on Jul 21, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Linda Gale Sagarnaga Magill, M.D. located?

The NPPES record lists a practice address at 535 W 20TH St, Houston, TX, 77008. Phone: (832) 314-3140. Providers update this record themselves, so call before visiting.

How can I verify Linda Gale Sagarnaga Magill, M.D.'s license?

NPPES lists Texas license number H4512, 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 Linda Gale Sagarnaga Magill, M.D. prescribe under Medicare Part D?

In 2024, Linda Gale Sagarnaga Magill, M.D. had 47 Medicare Part D claims; the average among anesthesiology physician prescribers was 402. 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.