Marc Chernoff, D.O.
NPI 1770593899 · Hematology & Oncology Physician · Horsham, PA
Enrolled with Medicare as Practitioner - Hematology/Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Marc Chernoff, D.O. is a Hematology & Oncology Physician provider in Horsham, PA (NPI 1770593899).
Provider details
- NPI number
- 1770593899
- Entity type
- Individual
- Primary specialty
- Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O.
- Sex
- Male
- Sole proprietor
- No
- License
- OS007426L (PA)
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
19 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
4,752 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) |
|---|---|---|
| Complete Blood Cell Count (red Cells, White Blood Cell, Platelets), Automated Test and Automated Differential White Blood Cell Count85025 | 1,849 | $8 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 713 | $136 |
| Injection of Drug Or Substance Under Skin Or Into Muscle96372 | 520 | $15 |
| Injection of Additional New Drug Or Substance Into Vein96375 | 262 | $16 |
| Administration of Chemotherapy Into Vein, 1 Hour Or Less96413 | 248 | $138 |
| Infusion Into a Vein for Therapy, Prevention, Or Diagnosis, 1 Hour Or Less96365 | 212 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 30 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Apixabanbrand: Eliquis | 277 | 54 |
| Rivaroxabanbrand: Xarelto | 114 | 23 |
| Hydroxyurea | 84 | 30 |
| Anastrozole | 68 | 22 |
| Prednisone | 64 | 14 |
| Oxycodone Hcl | 40 | 15 |
| Zanubrutinibbrand: Brukinsa | 38 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,145 across 48 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
Additional practice locations (1)
- 1648 Huntingdon Pike Ste 1000Meadowbrook, PA 19046-8001Phone: (215) 947-5460Fax: (215) 947-1378
Registry dates
- Enumerated
- 2006-08-09
- Last updated
- 2019-09-03
Frequently asked questions
- What is Marc Chernoff's NPI number?
- Marc Chernoff's National Provider Identifier (NPI) is 1770593899, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marc Chernoff's specialty?
- Marc Chernoff is listed in the NPPES registry with a primary specialty of Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Marc Chernoff located?
- Marc Chernoff's practice location on file with NPPES is 201 Gibraltar Rd Ste 120, Horsham, PA 19044-2331.
- What is Marc Chernoff's phone number?
- The practice phone number listed in the NPPES registry for Marc Chernoff is (215) 706-2034.
- Does Marc Chernoff accept Medicare?
- Marc Chernoff is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Marc Chernoff's NPI active?
- Yes — Marc Chernoff's NPI (1770593899) is active in the NPPES registry as of the last update on 2019-09-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.