Theresa Chang, MD
NPI 1013976547 · Anesthesiology Physician · Boston, MA
Enrolled with Medicare as Practitioner - Anesthesiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Theresa Chang, MD is a Anesthesiology Physician provider in Boston, MA (NPI 1013976547).
Provider details
- NPI number
- 1013976547
- Entity type
- Individual
- Primary specialty
- Anesthesiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 223302 (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
265 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) |
|---|---|---|
| Ultrasonic Guidance for Blood Vessel Access76937 | 48 | $15 |
| Insertion of Artery Tube for Blood Sampling Or Infusion Through Skin36620 | 38 | $47 |
| Anesthesia for Other Procedure on Large Bowel Using an Endoscope00811 | 34 | $143 |
| Anesthesia for Procedure on Heart and Large Blood Vessels00560 | 33 | $492 |
| Anesthesia for Procedure for Total Knee Joint Replacement01402 | 20 | $405 |
| Insertion of Non-Tunneled Central Venous Tube for Infusion (5 Years Or Older)36556 | 15 | $89 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-03-22
- Last updated
- 2007-07-08
Frequently asked questions
- What is Theresa Chang's NPI number?
- Theresa Chang's National Provider Identifier (NPI) is 1013976547, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Theresa Chang's specialty?
- Theresa Chang is listed in the NPPES registry with a primary specialty of Anesthesiology Physician (Allopathic & Osteopathic Physicians).
- Where is Theresa Chang located?
- Theresa Chang's practice location on file with NPPES is 55 Fruit St, Boston, MA 02114-2696.
- What is Theresa Chang's phone number?
- The practice phone number listed in the NPPES registry for Theresa Chang is (617) 726-3030.
- Does Theresa Chang accept Medicare?
- Theresa Chang is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Theresa Chang's NPI active?
- Yes — Theresa Chang's NPI (1013976547) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.