Piyanuch Kongtim, MD, PHD.
NPI 1720696438 · Hematology & Oncology Physician · Orange, CA
Enrolled with Medicare as Practitioner - Hematology/Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Piyanuch Kongtim, MD, PHD. is a Hematology & Oncology Physician provider in Orange, CA (NPI 1720696438).
Provider details
- NPI number
- 1720696438
- Entity type
- Individual
- Primary specialty
- Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD, PHD.
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Allopathic & Osteopathic Physicians
- Specialist174400000X
Other Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
5 yrs in NPPES registry
- Profile completeness25% of score
83% of core fields populated
- Practice footprint15% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
372 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) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 232 | $131 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 101 | $160 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 23 | $191 |
| Hospital Discharge Day Management, More Than 30 Minutes99239 | 16 | $128 |
Typical Medicare-allowed amounts for these services range $128–$191 (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 · 10 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Acyclovir | 42 | 15 |
| Levofloxacin | 21 | 16 |
| Ondansetron Hcl | 18 | 13 |
| Lenalidomide | 16 | — |
| Atovaquone | 15 | — |
| Pomalidomidebrand: Pomalyst | 12 | — |
| Prochlorperazine Maleate | 12 | 12 |
| Dexamethasone | 11 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$15 across 1 record (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)
- Department of Medicine, Faculty of MedicineThammasat, Tumbon Klong NeungKlongluang, PATHUMTHANI 12120Phone: (085) 833-8717
Registry dates
- Enumerated
- 2020-07-20
- Last updated
- 2023-02-28
- Certified
- 2023-02-28
Frequently asked questions
- What is Piyanuch Kongtim's NPI number?
- Piyanuch Kongtim's National Provider Identifier (NPI) is 1720696438, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Piyanuch Kongtim's specialty?
- Piyanuch Kongtim is listed in the NPPES registry with a primary specialty of Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Piyanuch Kongtim located?
- Piyanuch Kongtim's practice location on file with NPPES is 101 the City Dr S, Orange, CA 92868-3201.
- What is Piyanuch Kongtim's phone number?
- The practice phone number listed in the NPPES registry for Piyanuch Kongtim is (714) 880-7812.
- Does Piyanuch Kongtim accept Medicare?
- Piyanuch Kongtim is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Piyanuch Kongtim's NPI active?
- Yes — Piyanuch Kongtim's NPI (1720696438) is active in the NPPES registry as of the last update on 2023-02-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.