NPPES file of Aug 9, 2026

Katie Rueylan Tai, MD

Emergency Medicine Physician · Farmington, ME

Katie Rueylan Tai, MD is an emergency medicine physician with a practice address in Farmington, Maine, and NPI 1699302216, issued on Mar 24, 2020. Check the license (Maine MD27592, as entered in NPPES) on the Maine Board of Licensure in Medicine; 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
1699302216
Name
Katie Rueylan Tai
Credential
MD
Primary taxonomy
Emergency Medicine Physician 207P00000X
License number
MD27592 ME
Self-reported in NPPES; status is on the state search
Practice location
111 Franklin Health Commons, Farmington, ME 04938
Phone
(518) 262-3131
Enumerated
Mar 24, 2020
Record last updated
Oct 25, 2023
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 111 Franklin Health Commons

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

  1. Mohamed Elhag, MDSurgery Physician1932135829
  2. Carley Fenning, AGACNP-BCAcute Care Nurse Practitioner1275415424
  3. Larry Fraley, M.D.Anesthesiology Physician1659367217
  4. James Hines, PA-CPhysician Assistant1093996647
  5. Rodney Sparks, MDInternal Medicine Physician1649212291

Verify Katie Rueylan Tai in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMaine Board of Licensure in Medicine
    Search for license MD27592
    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 Maine 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% fewer Medicare Part D claims than the average emergency medicine physician in 2024

178 Medicare Part D claims for 140 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D.

  1. Katie Tai178
  2. Specialty average226

Most prescribed

  1. Amoxicillin-Clavulanate Potass23 claims
  2. Prednisone19 claims
  3. Cephalexin18 claims
  4. Sulfamethoxazole-Trimethoprim14 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: $151.16

1 payment: food and beverage; the largest payer was Aerin Medical Inc. The 12,335 providers of this specialty with any payment received $953.79 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Katie Tai$151.16
  2. Specialty average$953.79

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

Katie Rueylan Tai among 466 emergency medicine physician records in Maine

Katie Rueylan Tai, MD is one of 466 emergency medicine physician records with a practice address in Maine. 80% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2020, is newer than 88% of them.

  • NPI issued2020 · 88% of these records are older, 9% newer
  • In a Medicare fileYes · 80% of these records are
  • In the CMS Doctors and Clinicians fileNo · 63% of these records are
  • Record last updated2023 · 52% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207P00000X and a Maine practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

21 emergency medicine physician records list a practice address in Farmington

They are 21 of the 349 NPPES records with a practice address in Farmington, and 466 emergency medicine physician records in Maine.

The 8 emergency medicine physician records with the nearest ZIP codes

  1. Ranjiv Advani, MDFarmington, ME 049381396716742
  2. Michael Bellino, MDFarmington, ME 049381780670950
  3. Jodi Conrad, D.O.Farmington, ME 049381023556990
  4. David Gammons, M.D.Farmington, ME 049381073976189
  5. Michele Harper, MDFarmington, ME 049381871731521
  6. Max Hoddwells, MDFarmington, ME 049381821526187
  7. David Kearing, M.D.Farmington, ME 049381407804156
  8. Aaron Ratner, DO, MSFarmington, ME 049381063708766

Common questions

What is Katie Rueylan Tai, MD's NPI number?

Katie Rueylan Tai, MD's National Provider Identifier (NPI) is 1699302216, issued on Mar 24, 2020. An NPI identifies a provider in billing; it is not a license.

Where is Katie Rueylan Tai, MD located?

The NPPES record lists a practice address at 111 Franklin Health Commons, Farmington, ME, 04938. Phone: (518) 262-3131. Providers update this record themselves, so call before visiting.

How can I verify Katie Rueylan Tai, MD's license?

NPPES lists Maine license number MD27592, as entered by the provider. Search the Maine Board of Licensure in Medicine at https://www.maine.gov/md/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Katie Rueylan Tai, MD prescribe under Medicare Part D?

In 2024, Katie Rueylan Tai, MD had 178 Medicare Part D claims for 140 beneficiaries; the average among emergency medicine physician prescribers was 226. 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.