Chay Bae, D.O.
NPI 1861926982 · Rheumatology Physician · Laguna Hills, CA
Enrolled with Medicare as Practitioner - Rheumatology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Chay Bae, D.O. is a Rheumatology Physician provider in Laguna Hills, CA (NPI 1861926982).
Provider details
- NPI number
- 1861926982
- Entity type
- Individual
- Primary specialty
- Rheumatology PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O.
- Sex
- Male
- Sole proprietor
- No
- License
- 20A18562 (CA)
Specialties & taxonomies
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
558 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) |
|---|---|---|
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 133 | $6 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 124 | $139 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 107 | $17 |
| X-Ray of Hand, Minimum of 3 Views73130 | 63 | $41 |
| New Patient Office Or Other Outpatient Visit With a High Level of Medical Decision Making, If Using Time, 60 Minutes Or More99205 | 23 | $236 |
| X-Ray of Knee, 3 Views73562 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 22 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Hydroxychloroquine Sulfate | 340 | 105 |
| Methotrexate Sodiumbrand: Methotrexate | 191 | 57 |
| Duloxetine Hcl | 68 | 21 |
| Allopurinol | 64 | 16 |
| Meloxicam | 62 | 26 |
| Sulfasalazinebrand: Sulfasalazine Dr | 60 | 15 |
| Folic Acid | 60 | 23 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$125 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
Registry dates
- Enumerated
- 2017-04-14
- Last updated
- 2022-07-07
- Certified
- 2022-07-07
Frequently asked questions
- What is Chay Bae's NPI number?
- Chay Bae's National Provider Identifier (NPI) is 1861926982, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Chay Bae's specialty?
- Chay Bae is listed in the NPPES registry with a primary specialty of Rheumatology Physician (Allopathic & Osteopathic Physicians).
- Where is Chay Bae located?
- Chay Bae's practice location on file with NPPES is 26538 Moulton Pkwy., Suite 38e, Laguna Hills, CA 92653.
- What is Chay Bae's phone number?
- The practice phone number listed in the NPPES registry for Chay Bae is (949) 448-0656.
- Does Chay Bae accept Medicare?
- Chay Bae is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Chay Bae's NPI active?
- Yes — Chay Bae's NPI (1861926982) is active in the NPPES registry as of the last update on 2022-07-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.