Margaret Wang, M.D.
NPI 1154612075 · Internal Medicine Physician · Columbia, MD
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Margaret Wang, M.D. is a Internal Medicine Physician provider in Columbia, MD (NPI 1154612075).
Provider details
- NPI number
- 1154612075
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- Yes
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Hospitals
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
83% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
6,293 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 | 596 | $109 |
| 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 | 589 | $17 |
| Blood Test, Comprehensive Group of Blood Chemicals80053 | 573 | $10 |
| Blood Test, Lipids (cholesterol and Triglycerides)80061 | 550 | $13 |
| Complete Blood Cell Count (red Cells, White Blood Cell, Platelets), Automated Test and Automated Differential White Blood Cell Count85025 | 510 | $8 |
| Hemoglobin A1c Level |
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 | 460 | 151 |
| Rosuvastatin Calcium | 281 | 92 |
| Losartan Potassium | 235 | 67 |
| Amlodipine Besylate | 229 | 69 |
| Lisinopril | 215 | 62 |
| Levothyroxine Sodium | 189 | 61 |
| Hydrochlorothiazide |
Practice location
Mailing address
Registry dates
- Enumerated
- 2011-04-26
- Last updated
- 2021-02-24
- Certified
- 2021-02-24
Frequently asked questions
- What is Margaret Wang's NPI number?
- Margaret Wang's National Provider Identifier (NPI) is 1154612075, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Margaret Wang's specialty?
- Margaret Wang is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Margaret Wang located?
- Margaret Wang's practice location on file with NPPES is 5900 Waterloo Rd Ste 220, Columbia, MD 21045-2638.
- What is Margaret Wang's phone number?
- The practice phone number listed in the NPPES registry for Margaret Wang is (410) 740-2900.
- Does Margaret Wang accept Medicare?
- Margaret Wang is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Margaret Wang's NPI active?
- Yes — Margaret Wang's NPI (1154612075) is active in the NPPES registry as of the last update on 2021-02-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.