DR. IKENNA ONYENEMEZU MD
NPI 1497980023
Hospitalist in Annapolis, MD

NPI Status: Active since May 27, 2009

Contact Information

2001 MEDICAL PARKWAY
ANNAPOLIS, MD
ZIP 21401
Phone: (443) 481-1750
Fax: (443) 481-1687

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  • Individual
  • Male
  • Years of Experience 17
  • Hospitalist
  • Accepts Medicare Approved Payment
  • PECOS Enrolled

About IKENNA ONYENEMEZU

This page provides the complete NPI Profile along with additional information for Ikenna Onyenemezu, a provider established in Annapolis, Maryland with a medical specialization in Hospitalist and more than 17 years of experience. He graduated from George Washington University School Of Medicine in 2009. The healthcare provider is registered in the NPI registry with number 1497980023 assigned on May 2009. The practitioner's primary taxonomy code is 208M00000X with license number D73676 (MD). The provider is registered as an individual and his NPI record was last updated 14 years ago.

NPI
1497980023
Provider Name
DR. IKENNA ONYENEMEZU MD
Gender
Male
Entity Type
Individual
Location Address
2001 MEDICAL PARKWAY ANNAPOLIS, MD 21401
Location Phone
(443) 481-1750
Location Fax
(443) 481-1687
Mailing Address
PO BOX 64916 BALTIMORE, MD 21264
Mailing Phone
(443) 481-6469
Mailing Fax
(443) 481-1687
Medical School Name
GEORGE WASHINGTON UNIVERSITY SCHOOL OF MEDICINE
Graduation Year
2009
Is Sole Proprietor?
No
Enumeration Date
05-27-2009
Last Update Date
06-13-2012
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Specialty - Primary Taxonomy

The NPI enumerator requires providers to submit at least one taxonomy code. A taxonomy code is a unique 10-character code that describes the healthcare provider type, classification, and the area of specialization. There could be only one primary taxonomy code per NPI record. For individual NPIs the license data is associated to the taxonomy code.

Classification

Hospitalist

Taxonomy Code
208M00000X
Type
Allopathic & Osteopathic Physicians
License No.
D73676
License State
MD
Taxonomy Description
Hospitalists are physicians whose primary professional focus is the general medical care of hospitalized patients. Their activities include patient care, teaching, research, and leadership related to Hospital Medicine. The term 'hospitalist' refers to physicians whose practice emphasizes providing care for hospitalized patients.

Secondary Taxonomies

The provider has reported to the NPI enumerator additional taxonomy codes. Multiple taxonomy codes may represent subspecialties or other areas of specialization the provider maybe licensed to practice.

No. Taxonomy Code Type Classification /
Specialization
License No. (State)
1390200000XStudent, Health Care

Student in an Organized Health Care Education/Training Program

 

Insurance Plans Accepted

According to publicly available information the provider might be accepting the following health plans from these health insurance companies:

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

*Please verify directly with this provider to make sure your insurance plan is currently accepted.

Additional Identifiers

The NPI Enumerator encourages providers to submit additional identifiers with their NPI application although the submission of this information is optional. The additional identifier(s) section includes other numbers or codes currently or formerly used as an identifier for the provider by other public healthcare entities. The identifiers may include UPIN, NSC, OSCAR, DEA, Medicaid State or PIN identification numbers.

Identifier Type / Code Identifier State Identifier Issuer
240195Y5ZMEDICARE PIN (08) 
607156012OTHER (01)DEPARTMENT OF LABOR

Medicare Participation & PECOS Enrollment Status

Ikenna Onyenemezu is registered with Medicare and accepts claims assignment, this means the provider accepts the approved amount for the cost of rendered services as full payment. Participating providers may not charge beneficiaries more than the approved amount for their services. Please keep in mind that beneficiaries still have to pay a coinsurance or copayment amount for a visit or service.

Ikenna Onyenemezu is enrolled in PECOS and is eligible to order or refer health care services for Medicare patients. The provider is eligible to order or refer: Part B Clinical Laboratory and Imaging, Durable Medical Equipment (DME), a Home Health Agency (HHA) and Power Mobility Devices.

What is PECOS?
PECOS is the online Medicare enrollment management system or Provider, Enrollment, Chain and Ownership System. The PECOS system is a database of providers who have registered with CMS as providers or suppliers. PECOS is the primary source of information about verified Medicare professionals. Providers that want to participate in this program need to enroll in PECOS with their NPI number to avoid denied claims.

  • Is the provider registered in PECOS? Yes

  • PECOS PAC ID: 1254595028

    What is the PECOS Associate Control ID?
    A PAC ID is a unique 10-digit number assigned to an individual or organization healthcare provider in PECOS. The PAC ID is used to link together all the provider information, like tax identification numbers and organizational names. A PAC ID can be connected to multiple Enrollment IDs if an individual or organization has enrolled in PECOS more than once.

  • PECOS Enrollment ID: I20120606000446

    What is the Provider Enrollment ID?
    The Enrollment ID is a unique alphanumeric 15-digit code assigned to each new provider's PECOS enrollment application. The Enrollment ID is used to link together all the provider enrollment information like enrollment type, state, provider specialty, and reassignment of benefits.

  • Accepts Medicare Assignment? Yes

    What does it mean "accepts medicare assignment"?
    When a provider accepts Medicare assignment, the provider agrees to be paid directly by Medicare and to accept the payment amount approved by Medicare. Additionally, the provider agrees to not bill patients for more than the Medicare deductible and coinsurance amounts.
    A provider who doesn't accept assignment may charge you up to 15% over the Medicare-approved amount. This is known as the limiting charge. You may have to pay this amount, or it may be covered by another insurer.

  • Eligible to Order or Refer Part B Clinical Laboratory and Imaging: Yes

  • Eligible to Order or Refer Durable Medical Equipment (DMEPOS): Yes

  • Eligible to Order or Refer a Home Health Agency (HHA): Yes

  • Eligible to Order or Refer Power Mobility Devices: Yes

Provider Referred Orders for Durable Medical Equipment, Devices & Supplies

The following list reflects the services, supplies or durable medical equipment ordered by this provider to a DME supplier on behalf of patients. The information below is derived from Medicare claims data and reflects the BETOS category, HCPCS code information and the number times each service was submitted under the Medicare fee-for-service program.

Durable Medical Equipment

  • DME-Oxygen and Supplies (DC002N)

    Oxygen concentrator, single delivery port, capable of delivering 85 percent or greater oxygen concentration at the prescribed flow rate (HCPCS:E1390)

    3 DME suppliers used 52 Medicare Claims 52 Services Paid

  • DME-Oxygen and Supplies (DC000N)

    Portable gaseous oxygen system, rental; home compressor used to fill portable oxygen cylinders; includes portable containers, regulator, flowmeter, humidifier, cannula or mask, and tubing (HCPCS:K0738)

    1 DME suppliers used 29 Medicare Claims 29 Services Paid

Areas of Expertise

The following services and procedures, recently provided to Medicare patients, illustrate the range of care this provider offers. This list reflects the variety of services available to all patients visiting the practice and is based on 2022 Medicare dataset. In general, the more frequently a provider treats specific conditions or performs particular procedures, the more experienced they become in addressing similar patient needs. The provider has delivered many of the services listed below to Medicare patients. Please note that this list does not include services provided to patients who are not covered by Medicare.

Follow-up hospital inpatient care per day, typically 25 minutes

Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.

This service was performed 184 times for 63 patients

Follow-up hospital inpatient care per day, typically 35 minutes

Follow-up hospital inpatient care per day typically involves a 35-minute check-up by your healthcare provider. This service includes monitoring your health progress, adjusting your treatment plan if needed, and answering any questions you may have about your condition or care.

This service was performed 870 times for 357 patients

Follow-up observation care per day, typically 35 minutes

Follow-up observation care is a daily check-up service that lasts about 35 minutes. It involves monitoring your health progress after a treatment or procedure. The care team assesses your recovery and addresses any concerns or questions you may have.

This service was performed 47 times for 27 patients

Hospital discharge day management, more than 30 minutes

Hospital discharge day management over 30 minutes involves a detailed process to ensure a smooth transition from hospital to home. It includes final examinations, discussion of your hospital stay, post-discharge instructions, and coordinating follow-up care.

This service was performed 177 times for 177 patients

Hospital observation care on day of discharge

Hospital observation care on the day of discharge involves monitoring your health status to ensure stability before you leave. This includes assessing vital signs, response to treatment, and readiness for home care or rehabilitation.

This service was performed 19 times for 19 patients

Initial hospital inpatient care per day, typically 70 minutes

Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.

This service was performed 51 times for 49 patients

Initial hospital observation care per day, typically 70 minutes

This service involves a healthcare professional closely monitoring your health condition during your hospital stay. It typically lasts for about 70 minutes each day. This helps in timely detection of any changes in your health, allowing for immediate response and treatment.

This service was performed 16 times for 16 patients

Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and

This is a service where a doctor or authorized practitioner certifies that you require Medicare-covered home health services. They will communicate with the home health agency and review reports on your health status to ensure you receive appropriate care. This does not involve an in-person visit.

This service was performed 65 times for 65 patients

Physician Visit Costs



The typical physician office visit costs for Medicare beneficiaries in this area are: $34.76 for a new patient copayment and $26.64 for an established patient copayment.

The pricing information below displays the copayment minimum, maximum and average amount that patients under Medicare are charged when visiting this provider as a new or established patient. Please keep in mind that these prices are just for reference purposes, and the actual prices charged by the provider might be different.

For patients covered under private health plans the prices below are also useful as healthcare pricing for private insurance is usually established as a function of Medicare prices. Private insurance covered patients should check their individual plans to determine the exact pricing.

The prices below reflect the costs for new and established patients in the 21401 ZIP code area.

New Patients Visit Costs *

The most utilized procedure code for new patients office visits is 99204

  • Average New Patient Price $139.05
  • Minimum New Patient Price $60.73
  • Maximum New Patient Price $183.44
  • Average New Patient Copayment $34.76
  • Minimum New Patient Copayment $15.18
  • Maximum New Patient Copayment $45.86

Established Patients Visit Costs *

The most utilized procedure code for established patients office visits is 99214

  • Average Established Patient Price $106.59
  • Minimum Established Patient Price $19.6
  • Maximum Established Patient Price $149.17
  • Average Established Patient Copayment $26.64
  • Minimum Established Patient Copayment $4.9
  • Maximum Established Patient Copayment $37.29

* The physician office visit costs information is generated by statistical analysis of similar providers in the same geographical area. The pricing information above IS NOT the amount charged by this provider.

Find Provider Hospital Affiliations - Privileges

Doctors and physicians must apply for hospital privileges to treat patients at hospitals. Find out if your doctor has privileges to practice at your preferred hospital by using the hospital affiliation information below based on recent medical claims.

Hospital affiliation is identified through self-reporting data, inpatient, outpatient, physician and ancillary service claims linked by the medical claims NPI number and place of service code. Additionally, to further determine provider hospital affiliation the clinician must have provided services to at least three patients on three different dates in the last 12 months. Ikenna Onyenemezu is affiliated with the following medical facilities:

Hospital Name Address Phone Hospital Type Overall Rating
LUMINIS HEALTH ANNE ARUNDEL MEDICAL CENTER, INC2001 MEDICAL PARKWAY
ANNAPOLIS, MD 21401
(443) 481-1000Acute Care Hospitals

Reviews for DR. IKENNA ONYENEMEZU MD

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NPI NPI Number Validation

How NPI Validation Works

The NPI validation process uses the ISO-standard Luhn algorithm, a mathematical "handshake", to ensure that a provider's 10-digit ID is authentic and free of common typing errors.

To verify the NPI 1497980023, we treat the final digit (3) as the Check Digit—the target answer we need to reach. The process begins by taking the first nine digits and adding a constant value of 24, which accounts for the "80840" prefix required for all U.S. health identifiers. We then double every other digit starting from the right and sum the individual digits of those results together. For this specific NPI, that total comes to 67. The final step is to find the difference between that total and the next multiple of ten (70 - 67 = 3).

Digit-by-digit view

Use the first nine digits for the calculation. Starting from the right, double every other digit. The last digit is the check digit and is not part of the calculation.

Pos 1
1
Doubled → 2
Pos 2
4
Unchanged
Pos 3
9
Doubled → 18 → 1 + 8
Pos 4
7
Unchanged
Pos 5
9
Doubled → 18 → 1 + 8
Pos 6
8
Unchanged
Pos 7
0
Doubled → 0
Pos 8
0
Unchanged
Pos 9
2
Doubled → 4
Check
3
Target digit
Regular digit Doubled digit Check digit

Step 1: Double every other digit from the right

Starting with the rightmost digit of the first nine digits, double every other value. If doubling creates a two-digit number, add those digits together.

1 → 2 9 → 18 → 9 9 → 18 → 9 0 → 0 2 → 4

Step 2: Add all digits plus the NPI constant

Add the transformed values, the unchanged digits, and the constant 24.

2 + 4 + 1 + 8 + 7 + 1 + 8 + 8 + 0 + 0 + 4 + 24 = 67

Step 3: Find the amount needed to reach the next multiple of 10

The next multiple of ten after 67 is 70. The difference is the calculated check digit.

70 - 67 = 3
This NPI is valid
The calculated check digit is 3, which matches the last digit of 1497980023.

Other Providers at the Same Location


The following 20 providers are registered at the same or a nearby location.

Internal Medicine
2001 MEDICAL PARKWAY, ACUTE CARE PAVILLION
ANNAPOLIS, MD 21401
Internal Medicine
2001 MEDICAL PARKWAY, ACUTE CARE PAVILION
ANNAPOLIS, MD 21401
Nurse Practitioner (Adult Health)
2001 MEDICAL PARKWAY, INTERVENTIONAL RADIOLOGY
ANNAPOLIS, MD 21401
Pediatrics
2001 MEDICAL PARKWAY
ANNAPOLIS, MD 21401
Internal Medicine (Critical Care Medicine)
2001 MEDICAL PARKWAY, ACUTE CARE PAVILION
ANNAPOLIS, MD 21401
Surgery
2001 MEDICAL PARKWAY
ANNAPOLIS, MD 21401
Obstetrics & Gynecology
2001 MEDICAL PARKWAY, ACUTE CARE PAVILION
ANNAPOLIS, MD 21401
Physician Assistant (Medical)
2001 MEDICAL PARKWAY, ACUTE CARE PAVILION
ANNAPOLIS, MD 21401
Internal Medicine
2001 MEDICAL PARKWAY, ACUTE CARE PAVILION
ANNAPOLIS, MD 21401
Internal Medicine
2001 MEDICAL PARKWAY, ACUTE CARE PAVILION
ANNAPOLIS, MD 21401
Hospitalist
2001 MEDICAL PARKWAY, ACUTE CARE PAVILION
ANNAPOLIS, MD 21401
Internal Medicine
2001 MEDICAL PARKWAY, ACUTE CARE PAVILION
ANNAPOLIS, MD 21401
Internal Medicine
2001 MEDICAL PARKWAY
ANNAPOLIS, MD 21401
Obstetrics & Gynecology
2001 MEDICAL PARKWAY, ACUTE CARE PAVILLION
ANNAPOLIS, MD 21401
Pathology (Anatomic Pathology & Clinical Pathology)
2001 MEDICAL PARKWAY, ATTN: DR. SANFORD ROBBINS DEPT. OF PATHOLOGY
ANNAPOLIS, MD 21401
Specialist/Technologist, Other (Surgical Assistant)
2001 MEDICAL PARKWAY
ANNAPOLIS, MD 21401
Genetic Counselor, MS
2001 MEDICAL PARKWAY, DONNER PAVILION
ANNAPOLIS, MD 21401
Emergency Medicine
2001 MEDICAL PARKWAY
ANNAPOLIS, MD 21401
Emergency Medicine
2001 MEDICAL PARKWAY
ANNAPOLIS, MD 21401
Specialist/Technologist, Other (Surgical Technologist)
2001 MEDICAL PARKWAY
ANNAPOLIS, MD 21401

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1497980023, enumerated as an "individual" on May 27, 2009.

The provider is located at 2001 MEDICAL PARKWAY ANNAPOLIS, MD 21401 and the phone number is (443) 481-1750.

Hospitalist with taxonomy code 208M00000X.

The provider might be accepting Accepts: Medicare and Medicaid. Please consult your insurance carrier or call the provider to verify.

Ikenna Onyenemezu is affiliated with: LUMINIS HEALTH ANNE ARUNDEL MEDICAL CENTER, INC.