DR. MICHAEL BRIAN MARIS MD NPI 1053395624

NPI Information

  • NPI: 1053395624
  • Provider Name: DR. MICHAEL BRIAN MARIS, MD
  • Classification: Internal Medicine - 207RH0003X
  • Specialization: Hematology & Oncology
  • Entity Type: Individual
  • PECOS Registration: Yes
  • Address: 1800 WILLIAMS ST
    STE 300
    DENVER, CO
    ZIP 80218
  • Phone: (720) 754-4800

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NPI Details

DR. Michael Brian Maris, MD is a hematology and oncology internal medicine in Denver, CO with 31 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. DR. Michael Brian Maris, MD NPI is 1053395624. The provider is registered as an individual entity type.

The NPPES NPI record indicates the provider is a male.

Education
Medical School: PERELMAN SCHOOL OF MED AT THE UNIVERSITY OF PENNSYLVANIA
Graduation Year:1995

The provider's business location address is:

1800 WILLIAMS ST
STE 300
DENVER, CO
ZIP 80218-238
Phone: (720) 754-4800
Fax: (720) 754-4801

The NPI 1053395624 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.

  • Injection, daratumumab, 10 mg and hyaluronidase-fihj (HCPCS:J9144)
  • Injection, tbo-filgrastim, 1 microgram (HCPCS:J1447)
  • Injection, immune globulin, (octagam), intravenous, non-lyophilized (e.g., liquid), 500 mg (HCPCS:J1568)
  • Insertion of needle into vein for collection of blood sample (HCPCS:36415)
  • Follow-up hospital inpatient care per day, typically 35 minutes (HCPCS:99233)
  • Injection, magnesium sulfate, per 500 mg (HCPCS:J3475)
  • Injection, ondansetron hydrochloride, per 1 mg (HCPCS:J2405)
  • Established patient office or other outpatient visit, 40-54 minutes (HCPCS:99215)
  • Administration of non-hormonal anti-neoplastic chemotherapy under skin or into muscle (HCPCS:96401)
  • Administration of chemotherapy into vein, 1 hour or less (HCPCS:96413)
  • Infusion into a vein for therapy, prevention, or diagnosis, each additional hour (HCPCS:96366)
  • Infusion into a vein for therapy, prevention, or diagnosis, 1 hour or less (HCPCS:96365)
  • Injection, zoledronic acid, 1 mg (HCPCS:J3489)
  • Injection, tixagevimab and cilgavimab, for the pre-exposure prophylaxis only, for certain adults and pediatric individuals (12 years of age and older weighing at least 40kg) with no known sars-cov-2 exposure, who either have moderate to severely compromise (HCPCS:M0220)
  • Injection of additional new drug or substance into vein (HCPCS:96375)
  • Administration of chemotherapy into vein, each additional hour (HCPCS:96415)
  • Injection of drug or substance under skin or into muscle (HCPCS:96372)
  • Initial hospital inpatient care per day, typically 70 minutes (HCPCS:99223)
  • Hospital discharge day management, more than 30 minutes (HCPCS:99239)
  • Injection, tixagevimab and cilgavimab, for the pre-exposure prophylaxis only, for certain adults and pediatric individuals (12 years of age and older weighing at least 40kg) with no known sars-cov-2 exposure, who either have moderate to severely compromise (HCPCS:Q0221)
  • Established patient office or other outpatient visit, 30-39 minutes (HCPCS:99214)
  • New patient office or other outpatient visit, 60-74 minutes (HCPCS:99205)
  • Injection, tixagevimab and cilgavimab, for the pre-exposure prophylaxis only, for certain adults and pediatric individuals (12 years of age and older weighing at least 40kg) with no known sars-cov-2 exposure, who either have moderate to severely compromise (HCPCS:Q0220)
  • Infusion, normal saline solution , 1000 cc (HCPCS:J7030)

The enumeration date for this NPI number is 12/6/2005 and was last updated on 10/1/2013.

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 & Oncology43475COLORADOYes

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
1H45358MEDICARE UPIN
2COA103321MEDICARE PINCOLORADO
3200443060BMEDICAIDKANSAS
425326741MEDICAIDCOLORADO
533784007MEDICAIDNEW MEXICO
6C801638MEDICARE PINCOLORADO
7P00937762MEDICARE PINCOLORADO
810025893500MEDICAIDNEBRASKA
9123706300MEDICAIDWYOMING
10309742YT9FMEDICARE PINNEW MEXICO

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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