Hoang-Oanh Doan, DO
NPI 1760843619 · Internal Medicine Physician · Watertown, MA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Hoang-Oanh Doan, DO is a Internal Medicine Physician provider in Watertown, MA (NPI 1760843619).
Provider details
- NPI number
- 1760843619
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
10 yrs in NPPES registry
- Profile completeness28% of score
83% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
595 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 35 Minutes99232 | 249 | $82 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 111 | $180 |
| Manual Urinalysis Test With Examination Using Microscope, Automated81001 | 98 | $3 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 | 49 | $137 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 46 | $181 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 7 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Lisinopril | 36 | — |
| Torsemide | 30 | — |
| Amlodipine Besylate | 26 | 12 |
| Furosemide | 22 | — |
| Chlorthalidone | 12 | — |
| Empagliflozinbrand: Jardiance | 11 | — |
| Losartan Potassium | 11 | — |
Practice location
Mailing address
Additional practice locations (1)
- 501 Madison AveScranton, PA 18510-2401Phone: (570) 343-2383
Registry dates
- Enumerated
- 2016-03-18
- Last updated
- 2019-12-13
- Certified
- 2019-12-13
Frequently asked questions
- What is Hoang-Oanh Doan's NPI number?
- Hoang-Oanh Doan's National Provider Identifier (NPI) is 1760843619, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Hoang-Oanh Doan's specialty?
- Hoang-Oanh Doan is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Hoang-Oanh Doan located?
- Hoang-Oanh Doan's practice location on file with NPPES is 63 Pleasant St, Watertown, MA 02472-2386.
- What is Hoang-Oanh Doan's phone number?
- The practice phone number listed in the NPPES registry for Hoang-Oanh Doan is (617) 924-6484.
- Does Hoang-Oanh Doan accept Medicare?
- Hoang-Oanh Doan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Hoang-Oanh Doan's NPI active?
- Yes — Hoang-Oanh Doan's NPI (1760843619) is active in the NPPES registry as of the last update on 2019-12-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.