Chee Chan, MD
NPI 1912093618 · Internal Medicine Physician · Washington, DC
Enrolled with Medicare as Practitioner - Pulmonary Disease · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Chee Chan, MD is a Internal Medicine Physician provider in Washington, DC (NPI 1912093618).
Provider details
- NPI number
- 1912093618
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 60236580 (NY)
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
19 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
647 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) |
|---|---|---|
| Critical Care, First 30-74 Minutes99291 | 256 | $240 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 68 | $135 |
| 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 | 67 | $19 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 63 | $196 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 53 | $145 |
| Test to Measure Expiratory Airflow and Volume |
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 |
|---|---|---|
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 59 | 21 |
| Tiotropium Bromidebrand: Spiriva Respimat | 30 | 12 |
| Budesonide/Formoterol Fumaratebrand: Symbicort | 26 | — |
| Furosemide | 23 | 11 |
| Prednisone | 23 | — |
| Albuterol Sulfatebrand: Ventolin Hfa | 22 | — |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-10-04
- Last updated
- 2008-10-21
Frequently asked questions
- What is Chee Chan's NPI number?
- Chee Chan's National Provider Identifier (NPI) is 1912093618, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Chee Chan's specialty?
- Chee Chan is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Chee Chan located?
- Chee Chan's practice location on file with NPPES is 110 Irving St Nw # 2b-29, Washington, DC 20010-3017.
- What is Chee Chan's phone number?
- The practice phone number listed in the NPPES registry for Chee Chan is (202) 877-7856.
- Does Chee Chan accept Medicare?
- Chee Chan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Chee Chan's NPI active?
- Yes — Chee Chan's NPI (1912093618) is active in the NPPES registry as of the last update on 2008-10-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.