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Internal Medicine

Kyaw L. Myint, MD

Works at hospitals in Greenbrae, CA · San Mateo, CA · California

Summary

Dr. Kyaw L. Myint, MD is an internal medicine doctor at 222 W 39th Ave, San Mateo, CA 94403. Phone: (650) 573-2222. Accepts Medicare assignment. In 2024, Kyaw L. Myint had 219 Original Medicare patients and 485 services. NPI 1831599968. 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: 222 W 39th Ave, San Mateo, CA 94403 · Directions (1 more location)
  • Phone: (650) 573‑2222
  • Medicare: Accepts Medicare assignment
  • Hospitals: Marinhealth Medical Center, San Mateo Medical Center
  • Group practice: Galen Inpatient Physicians PC (+1 more)
  • Medical school: graduated 2009 (17 years since medical school)
  • Gender (as listed): Male

From official Medicare data

This page shows what Medicare's official clinician data says about Kyaw L. Myint, 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 Kyaw L. Myint accept Medicare assignment?
Yes. Medicare's clinician data says Kyaw L. Myint 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 Kyaw L. Myint see?
In 2024, CMS data shows 219 Original Medicare patients and 485 services for Kyaw L. Myint. This counts Original Medicare only and measures volume, not quality.
What is Kyaw L. Myint's NPI number?
1831599968. 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 Kyaw L. Myint, 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 patients219
Services billed to Medicare485
Different services or procedures9
Participating Medicare providerYes
Average age of these patients77

Most frequent services

  1. Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes (99232)248 services
  2. Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes (99222)87 services
  3. Hospital discharge day management, more than 30 minutes (99239)67 services
  4. Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes (99233)50 services
  5. Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes (99231)18 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%
  • Diabetes51%
  • Arthritis45%
  • Chronic kidney disease43%
  • Ischemic heart disease42%

Hospitals where Kyaw L. Myint works

Medicare's Facility Affiliation Data lists Kyaw L. Myint 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.

  • Marinhealth Medical CenterGreenbrae, CA · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 050360
  • San Mateo Medical CenterSan Mateo, CA · Acute Care Hospital · Emergency services: listed by Medicare · CCN 050113

Practice locations

Addresses where Kyaw L. Myint is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Kyaw L. Myint as a member of these groups (CMS data updated October 2, 2026).

  • Galen Inpatient Physicians PC1,077 clinicians in the group
  • County of San Mateo310 clinicians in the group

Specialties

Find other Internal Medicine doctors in California →

Other internal medicine doctors in San Mateo

Clinicians with the same Medicare primary specialty in San Mateo, CA — not a recommendation.

All internal medicine doctors in San Mateo →

Other clinicians in Galen Inpatient Physicians PC

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

Clinician information

CredentialMD
Graduation year2009 (17 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1831599968
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