Michael Klaum, MD
NPI 1578348678 · Internal Medicine Physician · North Baldwin, NY
Michael Klaum, MD is a Internal Medicine Physician provider in North Baldwin, NY (NPI 1578348678).
Provider details
- NPI number
- 1578348678
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- P122834 (NY)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
2 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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 prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 55 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 174 | 49 |
| Omeprazole | 88 | 23 |
| Metformin Hcl | 83 | 25 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 81 | 20 |
| Amlodipine Besylate | 68 | 20 |
| Lisinopril | 60 | 18 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2023-08-28
- Last updated
- 2026-05-03
- Certified
- 2026-05-03
Frequently asked questions
- What is Michael Klaum's NPI number?
- Michael Klaum's National Provider Identifier (NPI) is 1578348678, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michael Klaum's specialty?
- Michael Klaum is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Michael Klaum located?
- Michael Klaum's practice location on file with NPPES is 2151 Marion Pl, North Baldwin, NY 11510-2957.
- What is Michael Klaum's phone number?
- The practice phone number listed in the NPPES registry for Michael Klaum is (516) 510-8319.
- Is Michael Klaum's NPI active?
- Yes — Michael Klaum's NPI (1578348678) is active in the NPPES registry as of the last update on 2026-05-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.