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DR. MUHAMMAD RIZWAN-UL-HAQ KHAWAJA MD, MPH
NPI 1871724153
Internal Medicine - Hematology & Oncology in Bel Air, MD

Active since August 04, 2009PECOS EnrolledAccepts Medicare Assignment
500 UPPER CHESAPEAKE DR, BEL AIR, MD 21014(443) 643-3010(443) 643-3011 Get Directions Write a Review

NPPES record last updated: November 30, 2018. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Nov 30, 2018, Jun 28, 2017, Jan 31, 2017 (3 updates tracked since 2017).

About Dr. Muhammad Rizwan-ul-haq Khawaja Md, Mph NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. MUHAMMAD RIZWAN-UL-HAQ KHAWAJA MD, MPH (NPI 1871724153) is an individual hematology & oncology provider in Bel Air, Maryland, licensed in Maryland (D0086030) and active in the NPI registry since August 2009. He is enrolled in Medicare PECOS and is a graduate of Other (2006).

NPPES Registry Identity

NPI1871724153
Entity TypeIndividualMale
Primary Taxonomy207RH0003X
Provider Legal NameDR. MUHAMMAD RIZWAN-UL-HAQ KHAWAJACredential: MD, MPH
Location Address500 UPPER CHESAPEAKE DRBel Air, MD 21014-4324
Mailing Address500 Upper Chesapeake DrBel Air, MD 21014-4324 · (443) 643-3010 · Fax (443) 643-3011
Phone(443) 643-3010
Fax(443) 643-3011
Sole ProprietorNo
Medical School CMSOtherGraduated 2006
Enumeration DateAugust 4, 2009
Last NPPES UpdateNovember 30, 20183 updates tracked since enumeration
✔ NPI 1871724153 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Hematology & OncologyAllopathic & Osteopathic Physicians
Taxonomy Code207RH0003X
License✔ Licensed in MD · D0086030
Definition
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.
500 UPPER CHESAPEAKE DR, Bel Air, MD 21014
Open in Google Maps ↗

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross Blue Shield of Arizona, Cigna HealthCare of Arizona, Inc, Oscar Health Plan, Inc..Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Muhammad Rizwan-ul-haq Khawaja Md, Mph is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID3678719473
PECOS Enrollment IDI20221109001251
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignments

3

Medicare enrollment records show Muhammad Khawaja reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Upper Chesapeake Hematology And Oncology Services, LLC
Same address
Hematology & Oncology
500 UPPER CHESAPEAKE DR
Bel Air, MD 21014
  • Reassigned Medicare billing, Maryland enrollment
  • 24 clinicians in this Medicare group
NPI 1699067058 (443) 643-3010
Dhhs, Phs, Naihs, Shiprock Hospital
1,724 mi
General Acute Care Hospital
6 ROAD 7586
Bloomfield, NM 87413
  • Reassigned Medicare billing, Texas enrollment
  • 572 clinicians in this Medicare group
NPI 1760427587 (505) 368-6401
Honorhealth Ambulatory
1,996 mi
Orthopaedic Surgery
16838 E PALISADES BLVD, BLDG C STE 152A
Fountain Hills, AZ 85268
  • Reassigned Medicare billing, Arizona enrollment
  • 822 clinicians in this Medicare group
NPI 1851905004 (480) 587-6550

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Areas of Expertise CMS Part B claims 5

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
106 services54 patients
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232
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.
80 services22 patients
Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 99215
This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.
30 services18 patients
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 99222
Initial hospital inpatient care is a service where a healthcare provider spends about 50 minutes per day overseeing your care while you're admitted in the hospital. This includes reviewing your health status, planning your treatment, and ensuring your safety and comfort.
22 services17 patients
New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204
This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.
14 services14 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 21014 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$183.44 typical visit price
range $60.73 – $183.44
Typical copayment $45.86 (range $15.18 – $45.86)
Most-billed visit code 99205
Established Patient
$106.59 typical visit price
range $19.60 – $149.17
Typical copayment $26.64 (range $4.90 – $37.29)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Referred Medical Equipment & Supplies CMS DME claims

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Capecitabine, oral, 500 mg J8521
Treatment-Treatment - Miscellaneous · category RX029N
1 supplier13 claims952 services$0.61 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

UPPER CHESAPEAKE SURGICAL ASSOCIATES, LLC
Physician Assistant (Surgical)
500 UPPER CHESAPEAKE DR
BEL AIR, MD 21014
Harford County (443) 643-1199
ZAINAB GIWA FNP-C
Nurse Practitioner (Family)
500 UPPER CHESAPEAKE DR
BEL AIR, MD 21014
Harford County (904) 372-3943
NATALIYA MELNYK M.D
Internal Medicine (Hematology & Oncology)
500 UPPER CHESAPEAKE DR
BEL AIR, MD 21014
Harford County (443) 643-3010
UNIVERSITY OF MARYLAND PEDIATRIC ASSOCIATES, PA
Clinic/Center (Primary Care)
500 UPPER CHESAPEAKE DR
BEL AIR, MD 21014
Harford County (443) 643-1000
EMERGENCY MEDICINE ASSOCIATES, PA
Emergency Medicine
500 UPPER CHESAPEAKE DR
BEL AIR, MD 21014
Harford County (844) 474-4019
LAURA N GASKILL PA
Physician Assistant
500 UPPER CHESAPEAKE DR
BEL AIR, MD 21014
Harford County (443) 643-1000
DR. DHIRAJ GURUNG M.D.
Internal Medicine
500 UPPER CHESAPEAKE DR
BEL AIR, MD 21014
Harford County (443) 643-1000
LINDSEY OTTENHEIMER WHITLING CRNP
Nurse Practitioner (Family)
500 UPPER CHESAPEAKE DR
BEL AIR, MD 21014
Harford County (443) 643-1000

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Muhammad Khawaja's NPI number?

The NPI number for Muhammad Khawaja is 1871724153. It was assigned to this individual provider in the NPPES registry on August 4, 2009.

Where is Muhammad Khawaja located?

Muhammad Khawaja practices at 500 Upper Chesapeake Dr, Bel Air, MD 21014. The listed phone number is (443) 643-3010.

What is Muhammad Khawaja's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Hematology & Oncology, with taxonomy code 207RH0003X.

Is Muhammad Khawaja enrolled in Medicare?

Yes. Muhammad Khawaja is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Which organizations bill Medicare for Muhammad Khawaja's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Muhammad Khawaja reassigns Medicare benefits to 3 organizations: Upper Chesapeake Hematology And Oncology Services, LLC (Bel Air, MD), Dhhs, Phs, Naihs, Shiprock Hospital (Bloomfield, NM) and Honorhealth Ambulatory (Fountain Hills, AZ). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Muhammad Khawaja's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Muhammad Khawaja accept?

Health plans from Blue Cross Blue Shield of Arizona, Cigna HealthCare of Arizona, Inc and Oscar Health Plan, Inc. list Muhammad Khawaja as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Muhammad Khawaja was last updated on November 30, 2018. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.