Christine Chang, M.D.
NPI 1467441170 · Internal Medicine Physician · Worcester, MA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Christine Chang, M.D. is a Internal Medicine Physician provider in Worcester, MA (NPI 1467441170).
Provider details
- NPI number
- 1467441170
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 210590 (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
490 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 170 | $128 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 103 | $131 |
| Admn Sarscov2 Vacc 1 Dose90480 | 69 | $43 |
| Administration of Influenza Virus VaccineG0008 | 46 | $33 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 35 | $92 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 26 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 86 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 421 | 203 |
| Valsartan | 251 | 109 |
| Lisinopril | 221 | 96 |
| Levothyroxine Sodium | 158 | 72 |
| Amlodipine Besylate | 148 | 68 |
| Omeprazole | 137 | 74 |
| Metoprolol Succinate | 135 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-10-14
- Last updated
- 2024-01-17
- Certified
- 2024-01-17
Frequently asked questions
- What is Christine Chang's NPI number?
- Christine Chang's National Provider Identifier (NPI) is 1467441170, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Christine Chang's specialty?
- Christine Chang is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Christine Chang located?
- Christine Chang's practice location on file with NPPES is 100 Front St Fl 11, Worcester, MA 01608-1425.
- What is Christine Chang's phone number?
- The practice phone number listed in the NPPES registry for Christine Chang is (508) 595-2000.
- Does Christine Chang accept Medicare?
- Christine Chang is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Christine Chang's NPI active?
- Yes — Christine Chang's NPI (1467441170) is active in the NPPES registry as of the last update on 2024-01-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.