Donny Huynh, M.D.
NPI 1942598560 · Hematology & Oncology Physician · Little River, SC
Enrolled with Medicare as Practitioner - Hematology/Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Donny Huynh, M.D. is a Hematology & Oncology Physician provider in Little River, SC (NPI 1942598560).
Provider details
- NPI number
- 1942598560
- Entity type
- Individual
- Primary specialty
- Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 199787 (PA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
14 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
1,776 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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 | 974 | $91 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 211 | $62 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 188 | $135 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 159 | $123 |
| New Patient Office Or Other Outpatient Visit With a High Level of Medical Decision Making, If Using Time, 60 Minutes Or More99205 | 71 | $168 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 40 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Ondansetron Hcl | 191 | 108 |
| Letrozole | 177 | 58 |
| Prochlorperazine Maleate | 157 | 107 |
| Prednisone | 106 | 40 |
| Apixabanbrand: Eliquis | 96 | 25 |
| Dexamethasone | 93 | 45 |
| Hydroxyurea | 83 | 23 |
| Lenalidomide |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,061 across 46 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Additional practice locations (1)
- 320 E North AvePittsburgh, PA 15212-4756Phone: (412) 359-3131
Registry dates
- Enumerated
- 2011-07-17
- Last updated
- 2021-02-03
- Certified
- 2021-02-03
Frequently asked questions
- What is Donny Huynh's NPI number?
- Donny Huynh's National Provider Identifier (NPI) is 1942598560, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Donny Huynh's specialty?
- Donny Huynh is listed in the NPPES registry with a primary specialty of Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Donny Huynh located?
- Donny Huynh's practice location on file with NPPES is 3980 Highway 9 E Ste 300, Little River, SC 29566-8165.
- What is Donny Huynh's phone number?
- The practice phone number listed in the NPPES registry for Donny Huynh is (843) 366-3891.
- Does Donny Huynh accept Medicare?
- Donny Huynh is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Donny Huynh's NPI active?
- Yes — Donny Huynh's NPI (1942598560) is active in the NPPES registry as of the last update on 2021-02-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.