Medical emergency?Emergency? Call 911. Nearest emergency roomsNearest ERs

Internal Medicine

Shreya S. Amin, MD

Works at hospitals in Phoenix, AZ · Arizona

Summary

Dr. Shreya S. Amin, MD is an internal medicine doctor at 19636 N 27th Ave, Suite 408, Phoenix, AZ 85027. Phone: (623) 780-0100. Accepts Medicare assignment. In 2024, Shreya S. Amin had 346 Original Medicare patients and 683 services. NPI 1336683473. 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.

From official Medicare data

This page shows what Medicare's official clinician data says about Shreya S. Amin, 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 Shreya S. Amin accept Medicare assignment?
Yes. Medicare's clinician data says Shreya S. Amin 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 Shreya S. Amin see?
In 2024, CMS data shows 346 Original Medicare patients and 683 services for Shreya S. Amin. This counts Original Medicare only and measures volume, not quality.
What is Shreya S. Amin's NPI number?
1336683473. 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 Shreya S. Amin, 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 patients346
Services billed to Medicare683
Different services or procedures30
Participating Medicare providerYes
Average age of these patients74

Most frequent services

  1. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)112 services
  2. Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope (43239)99 services
  3. Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes (99222)90 services
  4. New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more (99204)79 services
  5. Biopsy of large bowel using a flexible endoscope (45380)75 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 blood pressure75%
  • High cholesterol75%
  • Arthritis57%
  • Ischemic heart disease36%
  • Anxiety32%
  • Chronic kidney disease29%

Hospitals where Shreya S. Amin works

Medicare's Facility Affiliation Data lists Shreya S. Amin 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.

Practice locations

Addresses where Shreya S. Amin is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Shreya S. Amin as a member of this group (CMS data updated October 2, 2026).

  • HonorHealth Ambulatory630 clinicians in the group

Specialties

Find other Internal Medicine doctors in Arizona →

Other internal medicine doctors in Phoenix

Clinicians with the same Medicare primary specialty in Phoenix, AZ — not a recommendation.

All internal medicine doctors in Phoenix →

Other clinicians in HonorHealth Ambulatory

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

Clinician information

CredentialMD
Medical schoolRutgers New Jersey Medical School
Graduation year2016 (10 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1336683473
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