David Schwalb, MD
NPI 1528045416 · Internal Medicine Physician · Ferndale, NY
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
David Schwalb, MD is a Internal Medicine Physician provider in Ferndale, NY (NPI 1528045416).
Provider details
- NPI number
- 1528045416
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 181346 (NY)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
20 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
12,177 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 Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 1,768 | $111 |
| 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 | 1,106 | $17 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 1,050 | $8 |
| Complete Blood Cell Count (red Cells, White Blood Cell, Platelets), Automated Test and Automated Differential White Blood Cell Count85025 | 943 | $8 |
| Blood Test, Comprehensive Group of Blood Chemicals80053 | 889 | $10 |
| Hemoglobin A1c Level |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 181 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 949 | 270 |
| Amlodipine Besylate | 659 | 183 |
| Lisinopril | 642 | 182 |
| Levothyroxine Sodium | 516 | 123 |
| Omeprazole | 464 | 131 |
| Metoprolol Succinate | 438 | 126 |
| Hydrochlorothiazide |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$2,780 across 131 records (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
Registry dates
- Enumerated
- 2005-12-30
- Last updated
- 2011-09-20
Frequently asked questions
- What is David Schwalb's NPI number?
- David Schwalb's National Provider Identifier (NPI) is 1528045416, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is David Schwalb's specialty?
- David Schwalb is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is David Schwalb located?
- David Schwalb's practice location on file with NPPES is 111 Sullivan Ave, Ferndale, NY 12734-4315.
- What is David Schwalb's phone number?
- The practice phone number listed in the NPPES registry for David Schwalb is (845) 292-6630.
- Does David Schwalb accept Medicare?
- David Schwalb is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is David Schwalb's NPI active?
- Yes — David Schwalb's NPI (1528045416) is active in the NPPES registry as of the last update on 2011-09-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.