Julia Chen, M.D.
NPI 1790959492 · Internal Medicine Physician · Ann Arbor, MI
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Julia Chen, M.D. is a Internal Medicine Physician provider in Ann Arbor, MI (NPI 1790959492).
Provider details
- NPI number
- 1790959492
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 15178 (NH)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
18 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
189 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 | 47 | $95 |
| 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 | 39 | $16 |
| 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 | 27 | $16 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 26 | $91 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 55 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 126 | 39 |
| Levothyroxine Sodium | 88 | 24 |
| Amlodipine Besylate | 86 | 26 |
| Rosuvastatin Calcium | 80 | 28 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 77 | 17 |
| Losartan Potassium | 73 | 21 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2008-04-15
- Last updated
- 2020-02-10
- Certified
- 2020-02-10
Frequently asked questions
- What is Julia Chen's NPI number?
- Julia Chen's National Provider Identifier (NPI) is 1790959492, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Julia Chen's specialty?
- Julia Chen is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Julia Chen located?
- Julia Chen's practice location on file with NPPES is 4260 Plymouth Road, Ann Arbor, MI 48109-2700.
- What is Julia Chen's phone number?
- The practice phone number listed in the NPPES registry for Julia Chen is (734) 647-5650.
- Does Julia Chen accept Medicare?
- Julia Chen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Julia Chen's NPI active?
- Yes — Julia Chen's NPI (1790959492) is active in the NPPES registry as of the last update on 2020-02-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.