Christina Chiang, M.D.
NPI 1558657700 · Family Medicine Physician · Livonia, MI
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Christina Chiang, M.D. is a Family Medicine Physician provider in Livonia, MI (NPI 1558657700).
Provider details
- NPI number
- 1558657700
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 4301098561 (MI)
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
177 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 Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 59 | $119 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 43 | $76 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 17 | $173 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 17 | $16 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 16 | $98 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 17 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 61 | 20 |
| Amlodipine Besylate | 39 | 11 |
| Levothyroxine Sodium | 34 | — |
| Metformin Hcl | 23 | — |
| Lisinopril | 22 | — |
| Simvastatin | 19 | — |
| Hydrochlorothiazide | 15 | — |
Practice location
Mailing address
Registry dates
- Enumerated
- 2011-06-27
- Last updated
- 2019-05-29
Frequently asked questions
- What is Christina Chiang's NPI number?
- Christina Chiang's National Provider Identifier (NPI) is 1558657700, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Christina Chiang's specialty?
- Christina Chiang is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Christina Chiang located?
- Christina Chiang's practice location on file with NPPES is 20321 Farmington Rd, Livonia, MI 48152.
- What is Christina Chiang's phone number?
- The practice phone number listed in the NPPES registry for Christina Chiang is (248) 473-4300.
- Does Christina Chiang accept Medicare?
- Christina Chiang is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Christina Chiang's NPI active?
- Yes — Christina Chiang's NPI (1558657700) is active in the NPPES registry as of the last update on 2019-05-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.