CMS-1500 Box 24J / 33a • NPI
1174134373
Type 1 Individual Rendering/Ordering
HIPAA NUCC Taxonomy • CMS Code
152W00000X (CMS 41)
Licensed & Credentialed Eye and Vision Service Providers — Optometrist
Box 32 Service Location & ZIP+4
1121 EL CAMINO REAL, SOUTH SAN FRANCISCO, CA, 94080-3207
✓ 9-Digit EDI 837 ZIP+4 (94080-3207)
✓ HHS OIG LEIE Sanction Screening — VERIFIED CLEAR:
NPI
1174134373 (CHRISTIAN PRESLEY CHEW, OD) has 0 active federal exclusions across all 84,224 HHS OIG LEIE sanction records (Database Verified: 2026-11-11).
CMS Medicare Order & Referring PECOS Eligibility
Medicare Part B
✓ Eligible
DMEPOS Ordering
✓ Eligible
Home Health (HHA)
✓ Eligible
Power Mobility
No
Hospice Referring
✓ Eligible
Empirical CMS Medicare Claims, CPT Utilization & Part D Prescribing (NPI #1174134373)
Actual Top Prescribed Medications (CMS Part D)
| Brand / Generic Medication | Total Claims | Patients |
|---|---|---|
| Timolol Maleate Timolol Maleate | 13 | <11 |
Official CMS NPPES Credential & Practice Profile
| 10-Digit NPI Number | 1174134373 (NPI-1 Individual Practitioner) |
|---|---|
| Provider / Legal Name | CHRISTIAN PRESLEY CHEW, OD |
| Plain-English Specialty | Licensed & Credentialed Eye and Vision Service Providers — Optometrist NUCC Code: 152W00000X (Optometrist) |
| Certifying / Licensing Body | State Medical / Healthcare Licensing Board & National Specialty Board |
| Practice Location Address | 1121 EL CAMINO REAL, SOUTH SAN FRANCISCO, CA, 94080-3207 |
| Practice Telephone / Fax | Tel: (650) 866-4641 |
| Administrative Mailing Address | 988 EL CAMINO REAL STE 5, SOUTH SAN FRANCISCO, CA, 94080-3315 |
| Enumeration & Last Sync | Enumerated: 2020-08-11 | CMS Record Updated: 2026-04-29 |
Clinic Location, Accessibility & Directions
📍 Practice Location & Patient Access
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Plain-English Taxonomy & CMS Crosswalk (152W00000X)
What Does Taxonomy Code 152W00000X Mean?
In the HIPAA National Uniform Claim Committee (NUCC) classification, code 152W00000X translates to:
"Licensed & Credentialed Eye and Vision Service Providers — Optometrist"
Specialty Clinical Procedures & Therapeutic Classes
Standard Scope of Care (CHRISTIAN PRESLEY CHEW, OD)
Typical CPT / Diagnostic Procedures:- Comprehensive Outpatient & Inpatient Clinical Evaluation (CPT 99202–99215)
- Diagnostic Workup, Laboratory Ordering & Evidence-Based Care Coordination
- Preventive Screening, Patient Counseling & Multidisciplinary Referral
- Evidence-Based Specialty Pharmacotherapy & Preventive Regimens (CMS Part D Standard)
All Registered NUCC Taxonomies & State Licenses
| Taxonomy Code & Plain-English Description | State License & Primary Status |
|---|---|
152W00000X — OptometristPlain English: Licensed & Credentialed Eye and Vision Service Providers — Optometrist | State: CA | License: 34621 | Primary: Yes (Primary) |
Medical Billing, RCM & Hospital Credentialing Teams:
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