Kyaw Aung, MD
NPI 1669033866 · Internal Medicine Physician · Leominster, MA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Kyaw Aung, MD is a Internal Medicine Physician provider in Leominster, MA (NPI 1669033866).
Provider details
- NPI number
- 1669033866
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- 1021649 (MA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
6 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
870 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 376 | $109 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 270 | $72 |
| Hospital Discharge Day Management, More Than 30 Minutes99239 | 117 | $105 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 107 | $159 |
Typical Medicare-allowed amounts for these services range $72–$159 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 14 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Midodrine Hcl | 45 | — |
| Furosemide | 42 | 29 |
| Prednisone | 36 | 33 |
| Cefuroxime Axetilbrand: Cefuroxime | 25 | 25 |
| Levofloxacin | 21 | 21 |
| Carvedilol | 20 | — |
| Azithromycin | 17 | 16 |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass |
Practice location
Mailing address
Registry dates
- Enumerated
- 2019-06-27
- Last updated
- 2025-05-14
- Certified
- 2025-05-14
Frequently asked questions
- What is Kyaw Aung's NPI number?
- Kyaw Aung's National Provider Identifier (NPI) is 1669033866, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Kyaw Aung's specialty?
- Kyaw Aung is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Kyaw Aung located?
- Kyaw Aung's practice location on file with NPPES is 60 Hospital Rd, Leominster, MA 01453-2205.
- What is Kyaw Aung's phone number?
- The practice phone number listed in the NPPES registry for Kyaw Aung is (978) 466-4169.
- Does Kyaw Aung accept Medicare?
- Kyaw Aung is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Kyaw Aung's NPI active?
- Yes — Kyaw Aung's NPI (1669033866) is active in the NPPES registry as of the last update on 2025-05-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.