Haizia Amsler, M.D.
NPI 1265612618 · Internal Medicine Physician · Gaithersburg, MD
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Haizia Amsler, M.D. is a Internal Medicine Physician provider in Gaithersburg, MD (NPI 1265612618).
Provider details
- NPI number
- 1265612618
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 41830 (KY)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
18 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
3 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
167 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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 Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 69 | $96 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 58 | $137 |
| 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 | 15 | $18 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 14 | $155 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 11 | $193 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 27 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 60 | 42 |
| Apixabanbrand: Eliquis | 45 | — |
| Amlodipine Besylate | 37 | 27 |
| Losartan Potassium | 32 | 24 |
| Fluticasone Propionate | 28 | 20 |
| Levothyroxine Sodium | 24 | 19 |
| Gabapentin |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$22 across 1 record (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Additional practice locations (2)
- 9115 Leesgate RdSuite aLouisville, KY 40222-5003Phone: (502) 429-8011Fax: (502) 429-6389
- 18530 Office Park DrMontgomery Village, MD 20886-0586Phone: (301) 557-1540
Registry dates
- Enumerated
- 2007-11-13
- Last updated
- 2024-09-26
- Certified
- 2024-09-26
Frequently asked questions
- What is Haizia Amsler's NPI number?
- Haizia Amsler's National Provider Identifier (NPI) is 1265612618, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Haizia Amsler's specialty?
- Haizia Amsler is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Haizia Amsler located?
- Haizia Amsler's practice location on file with NPPES is 201 Russell Ave, Gaithersburg, MD 20877-2800.
- What is Haizia Amsler's phone number?
- The practice phone number listed in the NPPES registry for Haizia Amsler is (301) 557-2110.
- Does Haizia Amsler accept Medicare?
- Haizia Amsler is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Haizia Amsler's NPI active?
- Yes — Haizia Amsler's NPI (1265612618) is active in the NPPES registry as of the last update on 2024-09-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.