Dongwhan Im, PHYSICIAN ASSISTANT
NPI 1174257414 · Physician Assistant · Tustin, CA
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Dongwhan Im, PHYSICIAN ASSISTANT is a Physician Assistant provider in Tustin, CA (NPI 1174257414).
Provider details
- NPI number
- 1174257414
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PHYSICIAN ASSISTANT
- Sex
- Male
- Sole proprietor
- Yes
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
3 yrs in NPPES registry
- Profile completeness33% of score
83% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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 prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 15 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Gabapentin | 131 | 66 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 71 | 31 |
| Meloxicam | 60 | 37 |
| Cyclobenzaprine Hcl | 49 | 23 |
| Tizanidine Hcl | 38 | 15 |
| Pregabalin | 34 | 15 |
| Ibuprofen | 25 | 16 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$829 across 13 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
Registry dates
- Enumerated
- 2022-07-12
- Last updated
- 2025-07-09
- Certified
- 2025-07-09
Frequently asked questions
- What is Dongwhan Im's NPI number?
- Dongwhan Im's National Provider Identifier (NPI) is 1174257414, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Dongwhan Im's specialty?
- Dongwhan Im is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Dongwhan Im located?
- Dongwhan Im's practice location on file with NPPES is 13522 Newport Ave, Tustin, CA 92780-3707.
- What is Dongwhan Im's phone number?
- The practice phone number listed in the NPPES registry for Dongwhan Im is (714) 987-1121.
- Does Dongwhan Im accept Medicare?
- Dongwhan Im is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Dongwhan Im's NPI active?
- Yes — Dongwhan Im's NPI (1174257414) is active in the NPPES registry as of the last update on 2025-07-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.