Registry data as of Aug 27, 2026

Blaine Calahan, DDS

Periodontics · San Antonio, TX

Blaine Calahan, DDS is a periodontics with a practice address in San Antonio, Texas, and NPI 1376951376, issued on Jul 23, 2014. Check the license (Texas ETN284, as entered in NPPES) with the Texas board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1376951376
Name
Blaine Calahan
Credential
DDS
Primary taxonomy
Periodontics 1223P0300X
License number
ETN284 TX
Self-reported in NPPES; status is on the state search
Practice location
7703 Floyd Curl Dr, San Antonio, TX 78229
Phone
(210) 567-3318
Enumerated
Jul 23, 2014
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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Also registered at 7703 Floyd Curl Dr

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

  1. Kollin AbbeStudent in an Organized Health Care Education/Training Program1093599409
  2. David Abbott, DDSStudent in an Organized Health Care Education/Training Program1336922004
  3. Hosam Abdallah, MDInternal Medicine Physician1548750813
  4. Raghdah AbduljabbarStudent in an Organized Health Care Education/Training Program1427867134
  5. Sanaa AbidStudent in an Organized Health Care Education/Training Program1215710983
  6. Parham AbolhassaniStudent in an Organized Health Care Education/Training Program1831010651

Verify Blaine Calahan in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Texas board licenses this profession
    Search for license ETN284
    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
Find 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.

22% more Medicare Part D claims than the average periodontics in 2024

339 Medicare Part D claims for 131 beneficiaries, against an average of 279 among the 3,776 providers of this specialty who prescribed in Part D. 20 claims were for opioids.

  1. Blaine Calahan339
  2. Specialty average279

Most prescribed

  1. Amoxicillin97 claims
  2. Ibuprofen85 claims
  3. Lorazepam22 claims
  4. Cefdinir20 claims
  5. Hydrocodone-Acetaminophen17 claims
  6. Chlorhexidine Gluconate13 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: $846.03

15 payments, mostly food and beverage; the largest payer was Zimvie Inc.. The 2,661 providers of this specialty with any payment received $1,330.13 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Blaine Calahan$846.03
  2. Specialty average$1,330.13

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

Periodontics providers in Texas

There are 426 periodontics records in Texas.

Other periodontics records in Texas

  1. Bader Abdeen, D.D.S., M.S.D.Cypress, TX1114290798
  2. Firas Abdelrahman, D.D.S,M.SHouston, TX1174761209
  3. Celeste Abraham, DDSDallas, TX1922526110
  4. Aml Abukraa, DDSHouston, TX1427893700
  5. Marjan Adami, D.D.S.Arlington, TX1528318714
  6. Melba Adams, DDSHouston, TX1649326620
  7. John Adcock, D.D.S., M.S.Tyler, TX1922005503
  8. Panagiotis Afouxenidis, DDSDallas, TX1891459707
  9. Madhumati Akepetramachandrareddy, BDS, MDS,MSLubbock, TX1023853314
  10. Mhd Firas Al Yafi, DDS, MSEuless, TX1710408794

Common questions

What is Blaine Calahan, DDS's NPI number?

Blaine Calahan, DDS's National Provider Identifier (NPI) is 1376951376, issued on Jul 23, 2014. An NPI identifies a provider in billing; it is not a license.

Where is Blaine Calahan, DDS located?

The NPPES record lists a practice address at 7703 Floyd Curl Dr, San Antonio, TX, 78229. Phone: (210) 567-3318. Providers update this record themselves, so call before visiting.

How can I verify Blaine Calahan, DDS's license?

NPPES lists Texas license number ETN284, as entered by the provider. Search the Texas board that licenses this profession; the NPPES record confirms identity only.

How much does Blaine Calahan, DDS prescribe under Medicare Part D?

In 2024, Blaine Calahan, DDS had 339 Medicare Part D claims for 131 beneficiaries; the average among periodontics prescribers was 279. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.