Pei-Ling Chen, M.D., PH.D.
NPI 1033419007 · Anatomic Pathology Physician · Saint Louis, MO
Enrolled with Medicare as Practitioner - Pathology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Pei-Ling Chen, M.D., PH.D. is a Anatomic Pathology Physician provider in Saint Louis, MO (NPI 1033419007).
Provider details
- NPI number
- 1033419007
- Entity type
- Individual
- Primary specialty
- Anatomic Pathology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D., PH.D.
- Sex
- Female
- Sole proprietor
- Yes
- License
- 2010017215 (MO)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
15 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
2,420 Medicare services, 2024 (ranked within specialty)
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 methodology.
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) |
|---|---|---|
| Special Stained Specimen Slides to Examine Tissue, Each Additional Procedure88341 | 652 | $26 |
| Pathology Examination of Tissue Using a Microscope, Intermediate Complexity88305 | 613 | $35 |
| Special Stained Specimen Slides to Examine Tissue, Initial Procedure88342 | 469 | $33 |
| Surgical Pathology Consultation and Report on Referred Slides Prepared Elsewhere88321 | 403 | $80 |
| Pathology Examination of Tissue Using a Microscope, Moderately High Complexity88307 | 140 | $77 |
| Pathology Examination of Specimen During Surgery, First Tissue Block88331 | 63 | $58 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2010-10-25
- Last updated
- 2010-10-25
Frequently asked questions
- What is Pei-Ling Chen's NPI number?
- Pei-Ling Chen's National Provider Identifier (NPI) is 1033419007, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Pei-Ling Chen's specialty?
- Pei-Ling Chen is listed in the NPPES registry with a primary specialty of Anatomic Pathology Physician (Allopathic & Osteopathic Physicians).
- Where is Pei-Ling Chen located?
- Pei-Ling Chen's practice location on file with NPPES is 660 S Euclid Ave, Saint Louis, MO 63110-1010.
- What is Pei-Ling Chen's phone number?
- The practice phone number listed in the NPPES registry for Pei-Ling Chen is (314) 747-3000.
- Does Pei-Ling Chen accept Medicare?
- Pei-Ling Chen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Pei-Ling Chen's NPI active?
- Yes — Pei-Ling Chen's NPI (1033419007) is active in the NPPES registry as of the last update on 2010-10-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.