WILLIAM T DEROSA D.O. NPI 1902894991

NPI Information

  • NPI: 1902894991
  • Provider Name: WILLIAM T DEROSA, D.O.
  • Classification: Internal Medicine - 207RH0003X
  • Specialization: Hematology & Oncology
  • Entity Type: Individual
  • PECOS Registration: Yes
  • Address: 95 MADISON AVE
    MORRISTOWN, NJ
    ZIP 07960
  • Phone: (973) 538-5210

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NPI Details

William T Derosa, D.O. is a hematology and oncology internal medicine in Morristown, NJ with 46 years of experience. The provider is an internist doctor of osteopathy that specializes in the treatment of the combination of hematology and oncology disorders. A doctor of osteopathy that is board eligible/certified by the American Osteopathic Board of Internal Medicine WAS able to obtain a Certificate of Special Qualifications in the field of Hematology and Oncology. The Certificate is NO longer offered. William T Derosa, D.O. NPI is 1902894991. The provider is registered as an individual entity type.

The NPPES NPI record indicates the provider is a male.

Education
Medical School: AT STILL UNIVERSITY OF HEALTH SCIENCES, COLLEGE OF OSTEO MED, KIRKSVILLE
Graduation Year:1980

The provider's business location address is:

95 MADISON AVE
MORRISTOWN, NJ
ZIP 07960-092
Phone: (973) 538-5210
Fax: (973) 644-9657

The NPI 1902894991 is registered in the Medicare Provider, Enrollment, Chain and Ownership System (PECOS). The provider is legally eligible to order and refer Part B (Clinical Laboratory and Imaging), Durable Medical Equipment, Part A Home Health Agency (HHA), Power Mobility Devices.

The following top HCPCS codes were publicly reported for this provider under the Medicare program for the year 2016. The reported codes are based on the top codes for each available Medicare specialty, excluding evaluation and management codes.

  • Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count (HCPCS:85025)
  • Insertion of needle into vein for collection of blood sample (HCPCS:36415)
  • Blood test, comprehensive group of blood chemicals (HCPCS:80053)
  • Uric acid level, blood (HCPCS:84550)
  • Phosphate level (HCPCS:84100)
  • Magnesium level (HCPCS:83735)
  • Lactate dehydrogenase (enzyme) level (HCPCS:83615)
  • Established patient office or other outpatient visit, 30-39 minutes (HCPCS:99214)
  • Gammaglobulin (immune system protein) measurement (HCPCS:82784)
  • Established patient office or other outpatient visit, 40-54 minutes (HCPCS:99215)
  • Ferritin (blood protein) level (HCPCS:82728)
  • Iron level (HCPCS:83540)
  • Iron binding capacity (HCPCS:83550)
  • Protein measurement, serum (HCPCS:84165)
  • Immunologic analysis technique on serum (immunofixation) (HCPCS:86334)
  • Follow-up hospital inpatient care per day, typically 35 minutes (HCPCS:99233)
  • Carcinoembryonic antigen (cea) protein level (HCPCS:82378)
  • Blood test, clotting time (HCPCS:85610)
  • New patient office or other outpatient visit, 60-74 minutes (HCPCS:99205)
  • Thyroid hormone, t3 measurement, free (HCPCS:84481)
  • Follow-up hospital inpatient care per day, typically 25 minutes (HCPCS:99232)
  • Blood test, thyroid stimulating hormone (tsh) (HCPCS:84443)
  • Initial hospital inpatient care per day, typically 70 minutes (HCPCS:99223)
  • Thyroxine (thyroid chemical), free (HCPCS:84439)
  • Blood test, basic group of blood chemicals (calcium, ionized) (HCPCS:80047)
  • Red blood cell sedimentation rate, to detect inflammation, automated (HCPCS:85652)
  • Measure of severe acute respiratory syndrome coronavirus 2 (covid-19) antibody (HCPCS:86769)
  • Coagulation assessment blood test, plasma or whole blood (HCPCS:85730)
  • Total protein level, blood (HCPCS:84155)
  • Biopsy and aspiration of bone marrow sample for diagnosis (HCPCS:38222)
  • Detection test by immunoassay technique for hiv-1 antigen and hiv-1 and hiv-2 antibodies (HCPCS:87389)
  • Influenza vaccine split virus, preservative free (HCPCS:90662)
  • Creatinine clearance measurement to test for kidney function (HCPCS:82575)
  • Total protein level, urine (HCPCS:84156)
  • New patient office or other outpatient visit, 45-59 minutes (HCPCS:99204)
  • Hepatitis b core antibody (igm) measurement (HCPCS:86705)
  • Administration of influenza virus vaccine (HCPCS:G0008)
  • Administration of pneumococcal vaccine (HCPCS:G0009)
  • Hemoglobin a1c level (HCPCS:83036)

The enumeration date for this NPI number is 10/12/2005 and was last updated on 7/21/2022.

Taxonomy Codes

The NPI record includes the healthcare provider taxonomy classification, state license number and state of licensure. The following information regarding the scope of practice of this provider is available:

No. Taxonomy Code Taxonomy Clasification Taxonomy Specialization License Number License State Primary
1207RH0003XInternal MedicineHematology & Oncology25MB03927200NEW JERSEYYes

Other Identifiers

The following information regarding additional identifiers associated to this NPI record includes the other identifier number, identifier type, identifier state and issuer.

No. Other Provider Identifier Other Provider Identifier Type Other Provider Identifier State Other Provider Identifier Issuer
11092502MEDICAIDNEW JERSEY

What is NPI?

NPI stands for National Provider Identifier. The NPI is a 10-digit identification number that is completely unique. The NPI number by itself does not contain any identifiable information such as a provider’s speciality or location. The NPI is assigned to individuals or organizacions for their lifespan and it is independent of key provider information type updates like a change of practices, location or speciality.

This page was last updated on: 11/21/2025

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