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Internal Medicine

Teena Thomas, MD

Works at hospitals in Danbury, CT · Carmel, NY · Connecticut, New York

Summary

Dr. Teena Thomas, MD is an internal medicine doctor at 3423 Danbury Rd, Brewster, NY 10509. Phone: (845) 279-7200. Accepts Medicare assignment. In 2024, Teena Thomas had 86 Original Medicare patients and 157 services. NPI 1447838107. Source: CMS National Downloadable File, updated October 2, 2026; CMS Facility Affiliation Data, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

  • Specialty: Internal medicine doctor (Medicare lists Internal Medicine)
  • Address: 3423 Danbury Rd, Brewster, NY 10509 · Directions
  • Phone: (845) 279‑7200
  • Medicare: Accepts Medicare assignment
  • Hospitals: Danbury Hospital, Putnam Hospital Center
  • Group practice: Eastern New York Medical Services PC
  • Medical school: graduated 2017 (9 years since medical school)
  • Gender (as listed): Female
  • Telehealth: offered

From official Medicare data

This page shows what Medicare's official clinician data says about Teena Thomas, joined by NPI number (data updated October 2, 2026). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

Quick answers

Does Teena Thomas accept Medicare assignment?
Yes. Medicare's clinician data says Teena Thomas accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
How many Medicare patients does Teena Thomas see?
In 2024, CMS data shows 86 Original Medicare patients and 157 services for Teena Thomas. This counts Original Medicare only and measures volume, not quality.
What is Teena Thomas's NPI number?
1447838107. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Medicare activity in 2024

Official CMS public-use data for Teena Thomas, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.

Original Medicare patients86
Services billed to Medicare157
Different services or procedures15
Participating Medicare providerYes
Average age of these patients74

Most frequent services

  1. Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)62 services
  2. Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient's (G2211)30 services
  3. Insertion of needle into vein for collection of blood sample (36415)17 services
  4. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)17 services

Chronic conditions among these patients

Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).

  • High cholesterol75%
  • High blood pressure67%
  • Arthritis48%
  • Anxiety36%
  • Ischemic heart disease23%
  • Depression23%

Hospitals where Teena Thomas works

Medicare's Facility Affiliation Data lists Teena Thomas at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.

  • Danbury HospitalDanbury, CT · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 070033
  • Putnam Hospital CenterCarmel, NY · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 330273

Practice locations

Addresses where Teena Thomas is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Teena Thomas as a member of this group (CMS data updated October 2, 2026).

  • Eastern New York Medical Services PC4 clinicians in the group

Specialties

Find other Internal Medicine doctors in New York →

Other internal medicine doctors in Brewster

Clinicians with the same Medicare primary specialty in Brewster, NY — not a recommendation.

All internal medicine doctors in Brewster →

Other clinicians in Eastern New York Medical Services PC

Medicare enrollment lists these clinicians in the same group practice — not a recommendation.

Clinician information

CredentialMD
Graduation year2017 (9 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1447838107
CorrectionsReport an error or suggest an update →

Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.

Sources

  1. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
  2. Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
  3. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  4. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  5. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  6. Medicare Care Compare — official Medicare tool to look up clinicians