Jaehyun Kim, MD
NPI 1508397563 · Gastroenterology Physician · Orange, CA
Enrolled with Medicare as Practitioner - Gastroenterology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Jaehyun Kim, MD is a Gastroenterology Physician provider in Orange, CA (NPI 1508397563).
Provider details
- NPI number
- 1508397563
- Entity type
- Individual
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- A169959 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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
9 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
451 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 | 86 | $121 |
| Removal of Polyps Or Growths of Large Bowel Using an Endoscope With Mechanical Snare45385 | 70 | $232 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 69 | $158 |
| Biopsy of Esophagus, Stomach, And/Or Upper Small Bowel Using a Flexible Endoscope43239 | 62 | $83 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 45 | $75 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 14 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Omeprazole | 96 | 53 |
| Pantoprazole Sodium | 93 | 45 |
| Ondansetronbrand: Ondansetron Odt | 27 | 14 |
| Sod Picosulf/Mag Ox/Citric Acbrand: Clenpiq | 26 | 26 |
| Dicyclomine Hcl | 24 | 14 |
| Metronidazole | 22 | 21 |
| Loperamide Hclbrand: Loperamide | 21 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,305 across 60 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
- 2017-03-22
- Last updated
- 2025-05-22
- Certified
- 2025-05-22
Frequently asked questions
- What is Jaehyun Kim's NPI number?
- Jaehyun Kim's National Provider Identifier (NPI) is 1508397563, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jaehyun Kim's specialty?
- Jaehyun Kim is listed in the NPPES registry with a primary specialty of Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is Jaehyun Kim located?
- Jaehyun Kim's practice location on file with NPPES is 101 the City Dr S, Orange, CA 92868-3201.
- What is Jaehyun Kim's phone number?
- The practice phone number listed in the NPPES registry for Jaehyun Kim is (714) 456-8888.
- Does Jaehyun Kim accept Medicare?
- Jaehyun Kim is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Jaehyun Kim's NPI active?
- Yes — Jaehyun Kim's NPI (1508397563) is active in the NPPES registry as of the last update on 2025-05-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.