NPPES file of Aug 9, 2026

Juan A. Tamariz-Loor, MD

Critical Care Medicine (Internal Medicine) Physician · Bend, OR

Juan A. Tamariz-Loor, MD is a critical care medicine (internal medicine) physician with a practice address in Bend, Oregon, and NPI 1225286586, issued on Aug 28, 2008. Check the license (Oregon MD193424, as entered in NPPES) on the Oregon 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
1225286586
Name
Juan A. Tamariz-Loor
Credential
MD
Primary taxonomy
Critical Care Medicine (Internal Medicine) Physician 207RC0200X
License numbers
MD193424 OR
MD60439611 WA
Self-reported in NPPES; status is on the state search
Practice location
2041 NE Williamson CT Ste B, Bend, OR 97701
Phone
(541) 706-7715
Enumerated
Aug 28, 2008
Record last updated
May 7, 2026
Fax
(541) 706-7742
Medicare enrollment
Enrolled (PECOS I20190905003585); 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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8 nearest critical care medicine (internal medicine) physician records → All 75 in Oregon → Look up another NPI →

Also registered at 2041 NE Williamson CT Ste B

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

  1. Savannah DavisMental Health Counselor1851725055
  2. Jared Hilton, MDInternal Medicine Physician1396308961
  3. Shanna Humphrey, OT/CLTOccupational Therapist1801496963
  4. Nathan RasorPulmonary Disease Physician1750101143
  5. Kala Silver, OTR/LHand Occupational Therapist1912709932
  6. Ian Smith, MDCritical Care Medicine (Internal Medicine) Physician1588770655

Verify Juan A. Tamariz-Loor in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersOregon Medical Board
    Search for license MD193424    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 Oregon 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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4.2 times the Medicare Part D claims of the average critical care medicine (internal medicine) physician in 2024

2,935 Medicare Part D claims for 513 beneficiaries, against an average of 696 among the 2,873 providers of this specialty who prescribed in Part D. Brand-name drugs were 60% of claims.

  1. Juan Tamariz-Loor2,935
  2. Specialty average696

Most prescribed

  1. Albuterol Sulfate Hfa368 claims
  2. Trelegy Ellipta256 claims
  3. Budesonide-Formoterol Fumarate228 claims
  4. Prednisone218 claims
  5. Breztri Aerosphere206 claims
  6. Stiolto Respimat186 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: $3,921.01

14 payments; by number, the most common kind was travel and lodging; the largest payer was Intuitive Surgical, Inc. The 2,708 providers of this specialty with any payment received $2,958.68 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Juan Tamariz-Loor$3,921.01
  2. Specialty average$2,958.68

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. St Charles Health System IncRedmond, OR

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

Juan A. Tamariz-Loor among 75 critical care medicine (internal medicine) physician records in Oregon

Juan A. Tamariz-Loor, MD is one of 75 critical care medicine (internal medicine) physician records with a practice address in Oregon. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2008, is newer than 44% of them.

  • NPI issued2008 · 44% of these records are older, 49% newer
  • In a Medicare fileYes · 81% of these records are
  • In the CMS Doctors and Clinicians fileYes · 77% of these records are
  • Graduated2005 · median 2009 among the 58 with a school on file
  • Record last updated2026 · 44% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RC0200X and a Oregon practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Critical Care Medicine (Internal Medicine) Physician providers in Oregon

There are 75 critical care medicine (internal medicine) physician records in Oregon.

All 75 in Oregon → Every provider in Bend → Critical Care Medicine (Internal Medicine) Physician nationwide →

The 8 critical care medicine (internal medicine) physician records with the nearest ZIP codes

  1. Tony Adams, M.D.Bend, OR 977011497098602
  2. Don Burke, MDBend, OR 977011467979344
  3. Daniel Hagg, MDBend, OR 977011710084587
  4. Amy Martens, DOBend, OR 977011609070929
  5. Kali Seisler, RNBend, OR 977011083531081
  6. Ian Smith, MDBend, OR 977011588770655
  7. P. Stone, MDAshland, OR 975201760454789
  8. Rishi AroraMedford, OR 975041912314279

Common questions

What is Juan A. Tamariz-Loor, MD's NPI number?

Juan A. Tamariz-Loor, MD's National Provider Identifier (NPI) is 1225286586, issued on Aug 28, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Juan A. Tamariz-Loor, MD located?

The NPPES record lists a practice address at 2041 NE Williamson CT Ste B, Bend, OR, 97701. Phone: (541) 706-7715. Providers update this record themselves, so call before visiting.

How can I verify Juan A. Tamariz-Loor, MD's license?

NPPES lists Oregon license number MD193424, as entered by the provider. Search the Oregon Medical Board at https://www.oregon.gov/OMB/Pages/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Juan A. Tamariz-Loor, MD prescribe under Medicare Part D?

In 2024, Juan A. Tamariz-Loor, MD had 2,935 Medicare Part D claims for 513 beneficiaries; the average among critical care medicine (internal medicine) physician prescribers was 696. 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.