Mary Chou, M.D.
NPI 1588623961 · Diagnostic Radiology Physician · Boston, MA
Enrolled with Medicare as Practitioner - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mary Chou, M.D. is a Diagnostic Radiology Physician provider in Boston, MA (NPI 1588623961).
Provider details
- NPI number
- 1588623961
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 210725 (MA)
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
20 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
2,580 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) |
|---|---|---|
| X-Ray of Knee, 3 Views73562 | 496 | $45 |
| X-Ray of Foot, Minimum of 3 Views73630 | 227 | $37 |
| X-Ray of Hip, 2-3 Views73502 | 213 | $52 |
| X-Ray of Shoulder, Minimum of 2 Views73030 | 150 | $39 |
| Ultrasound Scan of Head and Neck Soft Tissue76536 | 140 | $124 |
| X-Ray of Chest, 2 Views71046 | 116 | $37 |
| X-Ray of Hand, Minimum of 3 Views73130 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-03-22
- Last updated
- 2021-02-19
- Certified
- 2021-02-19
Frequently asked questions
- What is Mary Chou's NPI number?
- Mary Chou's National Provider Identifier (NPI) is 1588623961, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Chou's specialty?
- Mary Chou is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Mary Chou located?
- Mary Chou's practice location on file with NPPES is 133 Brookline Ave, Boston, MA 02215-3904.
- What is Mary Chou's phone number?
- The practice phone number listed in the NPPES registry for Mary Chou is (617) 421-1336.
- Does Mary Chou accept Medicare?
- Mary Chou is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mary Chou's NPI active?
- Yes — Mary Chou's NPI (1588623961) is active in the NPPES registry as of the last update on 2021-02-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.