Andrew Hwang, MD, MPH
NPI 1144609074 · Internal Medicine Physician · Boston, MA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Andrew Hwang, MD, MPH is a Internal Medicine Physician provider in Boston, MA (NPI 1144609074).
Provider details
- NPI number
- 1144609074
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD, MPH
- Sex
- Male
- Sole proprietor
- No
- License
- L-263134 (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
11 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
104 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 53 | $102 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 20 | $152 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 16 | $69 |
| Telephone Medical Discussion With Physician, 21-30 Minutes99443 | 15 | $102 |
Typical Medicare-allowed amounts for these services range $69–$152 (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 · 55 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 317 | 92 |
| Amlodipine Besylate | 177 | 49 |
| Lisinopril | 109 | 33 |
| Rosuvastatin Calcium | 105 | 28 |
| Omeprazole | 101 | 28 |
| Levothyroxine Sodium | 72 | 15 |
| Tamsulosin Hcl |
Practice location
Mailing address
Registry dates
- Enumerated
- 2015-05-26
- Last updated
- 2015-05-26
Frequently asked questions
- What is Andrew Hwang's NPI number?
- Andrew Hwang's National Provider Identifier (NPI) is 1144609074, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Andrew Hwang's specialty?
- Andrew Hwang is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Andrew Hwang located?
- Andrew Hwang's practice location on file with NPPES is Massachusetts General Hospital, Boston, MA 02114.
- What is Andrew Hwang's phone number?
- The practice phone number listed in the NPPES registry for Andrew Hwang is (617) 726-5820.
- Does Andrew Hwang accept Medicare?
- Andrew Hwang is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Andrew Hwang's NPI active?
- Yes — Andrew Hwang's NPI (1144609074) is active in the NPPES registry as of the last update on 2015-05-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.