Mark Litzow, M.D.
NPI 1871579672 · Hematology (Internal Medicine) Physician · Rochester, MN
Enrolled with Medicare as Practitioner - Hematology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mark Litzow, M.D. is a Hematology (Internal Medicine) Physician provider in Rochester, MN (NPI 1871579672).
Provider details
- NPI number
- 1871579672
- Entity type
- Individual
- Primary specialty
- Hematology (Internal Medicine) PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 26419 (MN)
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 tenure33% of score
20 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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 · 11 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Penicillin V Potassium | 37 | 12 |
| Rosuvastatin Calcium | 24 | — |
| Hydroxyurea | 19 | — |
| Acyclovir | 16 | — |
| Allopurinol | 15 | — |
| Gabapentin | 15 | — |
| Ruxolitinib Phosphatebrand: Jakafi | 15 | — |
| Apixaban |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$29,025 across 6 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
- 2005-12-22
- Last updated
- 2024-06-26
- Certified
- 2024-06-26
Frequently asked questions
- What is Mark Litzow's NPI number?
- Mark Litzow's National Provider Identifier (NPI) is 1871579672, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Litzow's specialty?
- Mark Litzow is listed in the NPPES registry with a primary specialty of Hematology (Internal Medicine) Physician (Allopathic & Osteopathic Physicians).
- Where is Mark Litzow located?
- Mark Litzow's practice location on file with NPPES is 200 1st St Sw, Rochester, MN 55905-0001.
- What is Mark Litzow's phone number?
- The practice phone number listed in the NPPES registry for Mark Litzow is (507) 284-2511.
- Does Mark Litzow accept Medicare?
- Mark Litzow is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mark Litzow's NPI active?
- Yes — Mark Litzow's NPI (1871579672) is active in the NPPES registry as of the last update on 2024-06-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.