NPPES file of Aug 9, 2026

Israel Calzada, MD

Psychiatry Physician · Round Rock, TX

Israel Calzada, MD is a psychiatry physician with a practice address in Round Rock, Texas, and NPI 1851711725, issued on Apr 18, 2014. Check the license (Texas R3286, 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
1851711725
Name
Israel Calzada
Credential
MD
Primary taxonomy
Psychiatry Physician 2084P0800X
License numbers
R3286 TX
BP10050013 TX
Self-reported in NPPES; status is on the state search
Practice location
1000 Heritage Circle Center, Round Rock, TX 78664
Phone
(512) 550-1715
Enumerated
Apr 18, 2014
Record last updated
Nov 21, 2024
Fax
(844) 522-0357
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 Israel Calzada in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTexas Medical Board
    Search for license R3286
    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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72% fewer Medicare Part D claims than the average psychiatry physician in 2024

282 Medicare Part D claims for 23 beneficiaries, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D. Brand-name drugs were 6% of claims.

  1. Israel Calzada282
  2. Specialty average1,000

Most prescribed

  1. Trazodone Hcl39 claims
  2. Bupropion Xl32 claims
  3. Dextroamphetamine-Amphetamine27 claims
  4. Lamotrigine23 claims
  5. Mirtazapine22 claims
  6. Duloxetine Hcl20 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.

Israel Calzada among 3,318 psychiatry physician records in Texas

Israel Calzada, MD is one of 3,318 psychiatry physician records with a practice address in Texas. 72% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2014, is newer than 68% of them.

  • NPI issued2014 · 68% of these records are older, 29% newer
  • In a Medicare fileYes · 72% of these records are
  • In the CMS Doctors and Clinicians fileNo · 45% of these records are
  • Record last updated2024 · 49% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084P0800X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Psychiatry Physician providers in Texas

There are 3,318 psychiatry physician records in Texas.

The 8 psychiatry physician records with the nearest ZIP codes

  1. Nargis AliRound Rock, TX 786641083974943
  2. Elizabeth Calvin, M.D.Round Rock, TX 786641033352661
  3. Lauren Douglas, M.D.Round Rock, TX 786641700147923
  4. David Gavito, M.D.Round Rock, TX 786641255777215
  5. Kerri Halfant, MDRound Rock, TX 786641043248099
  6. Charles Holland, PHDRound Rock, TX 786641780757245
  7. Shamima Khan, M.D.Round Rock, TX 786641932302767
  8. Maitreyee Lund, MDRound Rock, TX 786641285677559

Common questions

What is Israel Calzada, MD's NPI number?

Israel Calzada, MD's National Provider Identifier (NPI) is 1851711725, issued on Apr 18, 2014. An NPI identifies a provider in billing; it is not a license.

Where is Israel Calzada, MD located?

The NPPES record lists a practice address at 1000 Heritage Circle Center, Round Rock, TX, 78664. Phone: (512) 550-1715. Providers update this record themselves, so call before visiting.

How can I verify Israel Calzada, MD's license?

NPPES lists Texas license number R3286, 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 Israel Calzada, MD prescribe under Medicare Part D?

In 2024, Israel Calzada, MD had 282 Medicare Part D claims for 23 beneficiaries; the average among psychiatry physician prescribers was 1,000. 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.