Tiffany Chao, M.D.
NPI 1538301338 · Student in an Organized Health Care Education/Training Program · Boston, MA
Enrolled with Medicare as Practitioner - General Surgery · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Tiffany Chao, M.D. is a Student in an Organized Health Care Education/Training Program provider in Boston, MA (NPI 1538301338).
Provider details
- NPI number
- 1538301338
- Entity type
- Individual
- Primary specialty
- Student in an Organized Health Care Education/Training ProgramStudent, Health Care
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
17 yrs in NPPES registry
- Profile completeness28% of score
83% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
174 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) |
|---|---|---|
| Subsequent Hospital Care With Straightforward Or Low Level of Medical Decision Making, Per Day, If Using Time, at Least 25 Minutes99231 | 79 | $55 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 39 | $89 |
| Initial Hospital Care With Straightforward Or Low Level of Medical Decision Making, Per Day, If Using Time, at Least 40 Minutes99221 | 23 | $92 |
| Hospital Discharge Day Management, 30 Minutes Or Less99238 | 19 | $94 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 | 14 | $147 |
Typical Medicare-allowed amounts for these services range $55–$147 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
Practice location
Mailing address
Registry dates
- Enumerated
- 2009-03-25
- Last updated
- 2009-11-20
Frequently asked questions
- What is Tiffany Chao's NPI number?
- Tiffany Chao's National Provider Identifier (NPI) is 1538301338, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Tiffany Chao's specialty?
- Tiffany Chao is listed in the NPPES registry with a primary specialty of Student in an Organized Health Care Education/Training Program (Student, Health Care).
- Where is Tiffany Chao located?
- Tiffany Chao's practice location on file with NPPES is 55 Fruit St, Boston, MA 02114-2621.
- What is Tiffany Chao's phone number?
- The practice phone number listed in the NPPES registry for Tiffany Chao is (617) 726-2000.
- Does Tiffany Chao accept Medicare?
- Tiffany Chao is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Tiffany Chao's NPI active?
- Yes — Tiffany Chao's NPI (1538301338) is active in the NPPES registry as of the last update on 2009-11-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.