Samuel Chang, DO
NPI 1326626045 · Internal Medicine Physician · Bel Air, MD
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Samuel Chang, DO is a Internal Medicine Physician provider in Bel Air, MD (NPI 1326626045).
Provider details
- NPI number
- 1326626045
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Male
- Sole proprietor
- No
- License
- H0100469 (MD)
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
5 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
598 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 | 381 | $121 |
| Hospital Discharge Day Management, More Than 30 Minutes99239 | 98 | $117 |
| Administration of a Standardized, Evidence-Based Social Determinants of Health Risk Assessment Tool, 5-15 MinutesG0136 | 83 | $9 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 36 | $177 |
Typical Medicare-allowed amounts for these services range $9–$177 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 8 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 31 | 22 |
| Amlodipine Besylate | 16 | 14 |
| Pantoprazole Sodium | 14 | — |
| Furosemide | 13 | — |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 11 | — |
| Cefdinir | 11 | 11 |
| Metoprolol Succinate |
Practice location
Mailing address
Additional practice locations (1)
- 1308 Tuscaloosa Ave SwBirmingham, AL 35211-1948Phone: (205) 679-6325
Registry dates
- Enumerated
- 2021-04-01
- Last updated
- 2024-07-24
- Certified
- 2024-07-24
Frequently asked questions
- What is Samuel Chang's NPI number?
- Samuel Chang's National Provider Identifier (NPI) is 1326626045, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Samuel Chang's specialty?
- Samuel Chang is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Samuel Chang located?
- Samuel Chang's practice location on file with NPPES is 500 Upper Chesapeake Dr, Bel Air, MD 21014-4324.
- What is Samuel Chang's phone number?
- The practice phone number listed in the NPPES registry for Samuel Chang is (443) 643-1000.
- Does Samuel Chang accept Medicare?
- Samuel Chang is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Samuel Chang's NPI active?
- Yes — Samuel Chang's NPI (1326626045) is active in the NPPES registry as of the last update on 2024-07-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.