DR. NELSON GUSTAVO NEDER KALIL M.D.
NPI 1427074707
Internal Medicine - Hematology & Oncology in Rockville, MD

Q: What is Nelson Kalil's NPI number?

The NPI number for Nelson Kalil is 1427074707. It was assigned to this individual provider in the NPPES registry on July 13, 2006.

Q: What is Nelson Kalil's specialty?

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

Q: When was this NPI record last updated?

The NPPES record for Nelson Kalil was last updated on April 23, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.

Active since July 13, 2006PECOS EnrolledAccepts Medicare AssignmentCLIA 21D2144799 · Certificate of Compliance

93.65/100

CMS Quality Rating

6000 EXECUTIVE BLVD STE 620, ROCKVILLE, MD 20852(240) 467-5888(301) 348-8983 Get Directions Write a Review

NPPES record last updated: April 23, 2024. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Apr 23, 2024, Aug 7, 2018 (2 updates tracked since 2018).

On this page

About Dr. Nelson Gustavo Neder Kalil M.d. NPPES

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

DR. NELSON GUSTAVO NEDER KALIL M.D. (NPI 1427074707) is an individual hematology & oncology provider in Rockville, Maryland, licensed in Maryland (D0051616) and active in the NPI registry since July 2006. He is enrolled in Medicare PECOS, holds a CLIA Certificate of Compliance certificate valid through July 29, 2027, and is affiliated with Suburban Hospital.

NPPES Registry Identity

NPI1427074707

Entity TypeIndividualMale

Primary Taxonomy207RH0003X

Provider Legal NameDR. NELSON GUSTAVO NEDER KALILCredential: M.D.

Location Address6000 EXECUTIVE BLVD STE 620Rockville, MD 20852-3876

Mailing Address6000 Executive Blvd Ste 620Rockville, MD 20852-3876 · (240) 467-5888 · Fax (301) 348-8983

Phone(240) 467-5888

Fax(301) 348-8983

Sole ProprietorYes

Medical School CMSOtherGraduated 1985

Enumeration DateJuly 13, 2006

Last NPPES UpdateApril 23, 20242 updates tracked since enumeration

NPPES CertifiedApril 23, 2024

✔ NPI 1427074707 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 · D0051616

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.

6000 EXECUTIVE BLVD STE 620, Rockville, MD 20852

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Other Identifiers 1

Medicaid694501500MD

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Nelson Gustavo Neder Kalil M.d. 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 ID2264421023

PECOS Enrollment IDI20040507001083

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.

CLIA Laboratory Certificates CMS CLIA

Laboratory certificates issued under the Clinical Laboratory Improvement Amendments (CLIA) program, which sets federal quality standards for human laboratory testing in the United States. There is no official CMS crosswalk between CLIA and NPI numbers; these certificates are associated with this NPI by matching facility names, locations and phone numbers in the CMS CLIA registry.

Certificate of Compliance 21D2144799

Nelson G N Kalil MD · Rockville, MD

Active · expires Jul 29, 2027

CLIA Number21D2144799

Laboratory TypePhysician Office

Certificate Effective DateJuly 30, 2025

Certificate Expiration DateJuly 29, 2027

Laboratory DirectorNelson Kalil

Laboratory Phone(301) 905-6738

Laboratory LocationNelson G N Kalil MD6000 Executive Blvd Suite 620, Rockville, MD 20852

CLIA data matches this NPI record on: Address

This certificate is issued to a laboratory after an inspection that finds the laboratory to be in compliance with all applicable CLIA requirements.

Areas of Expertise CMS Part B claims 19

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.

Injection, denosumab, 1 mg J0897

Denosumab is a medication given via injection to strengthen your bones. It works by slowing down the cells that break down bone, improving bone density and reducing the risk of fractures. It's often used for osteoporosis treatment.

7,980 services19 patients

Injection, ferric derisomaltose, 10 mg J1437

Ferric derisomaltose is an iron replacement product. It's given as an injection to treat iron deficiency anemia, a condition where the body lacks enough iron. The injection helps increase iron in your body to healthy levels.

6,500 services40 patients

Injection, dexamethasone sodium phosphate, 1 mg J1100

Dexamethasone sodium phosphate is a medication given via injection. It is a type of steroid that helps reduce inflammation and immune responses. It can be used to treat a variety of conditions, such as allergies, skin conditions, arthritis, and more.

4,272 services39 patients

Injection, epoetin alfa-epbx, biosimilar, (retacrit) (for non-esrd use), 1000 units Q5106

Epoetin alfa-epbx (Retacrit) is a biosimilar injection used for non-ESRD (End-Stage Renal Disease). It helps your body make more red blood cells, increasing your energy and well-being. It's usually given under the skin or into a vein by a healthcare professional.

3,083 services19 patients

Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count 85025

A Complete Blood Cell Count is a common test that measures various components of the blood, including red cells (carry oxygen), white cells (fight infection), and platelets (help blood clot). An automated test ensures accuracy. The differential count provides detailed information about white cell types.

948 services191 patients

Injection, palonosetron hcl, 25 mcg J2469

Palonosetron HCL is an injection used to prevent nausea and vomiting caused by chemotherapy. It works by blocking a natural substance (serotonin) in the body that can cause vomiting. This helps improve your comfort during cancer treatment.

642 services11 patients

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.

626 services174 patients

Infusion into a vein for therapy, prevention, or diagnosis, additional sequential infusion, 1 hour or less 96367

This procedure involves injecting fluids or medication directly into your vein. It's used for treatment, prevention, or diagnosis. An additional sequential infusion may be given within an hour if needed. This helps to ensure the medicine is distributed effectively in your body.

451 services43 patients

Administration of chemotherapy into vein, 1 hour or less 96413

Chemotherapy is a treatment that uses drugs to destroy cancer cells. When administered into a vein, it's often through an IV. This procedure usually lasts 1 hour or less. You may feel a slight pinch as the needle is inserted, but it's generally painless.

330 services38 patients

Injection of drug or substance under skin or into muscle 96372

This procedure involves administering medication directly under the skin or into a muscle. A small needle is used to inject the drug, allowing it to be absorbed quickly into the bloodstream. It's a common method for delivering a variety of medications.

296 services47 patients

Injection, diphenhydramine hcl, up to 50 mg J1200

Diphenhydramine HCL injection is a medicine given to alleviate symptoms of allergies, colds, or hay fever. It can also help with motion sickness and certain symptoms of Parkinson's disease. Up to 50 mg may be administered depending on your condition.

222 services26 patients

Administration of chemotherapy into vein, each additional hour 96415

Chemotherapy is a treatment method that uses drugs to destroy cancer cells. The drugs are administered into a vein, usually in the arm. Each additional hour of chemotherapy allows for more of the medication to enter your bloodstream to fight against the cancer cells.

173 services19 patients

Blood test, clotting time 85610

A clotting time blood test helps determine how quickly your blood forms clots, a process crucial to stop bleeding. During the test, a small blood sample is taken from your arm. The sample is then analyzed in a lab to see how long it takes for a clot to form.

163 services36 patients

Infusion into a vein for therapy, prevention, or diagnosis, 1 hour or less 96365

This is a procedure where a medical professional inserts a small tube into your vein to deliver medication, nutrients, or fluids directly into your bloodstream. This can be for treatment, prevention, or diagnosis. The process typically takes less than an hour.

145 services48 patients

Administration of additional new drug or substance into vein, 1 hour or less 96417

This procedure involves introducing a new drug or substance into your vein, typically via an IV drip. It lasts for an hour or less. This method allows the substance to quickly reach your bloodstream, ensuring rapid and effective treatment.

145 services18 patients

Injection, vitamin b-12 cyanocobalamin, up to 1000 mcg J3420

This is a procedure where a small dose of Vitamin B-12, also known as Cyanocobalamin, is injected into your body. This vitamin is essential for nerve function and the production of red blood cells. It's often used to treat vitamin B-12 deficiency.

73 services14 patients

New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more 99205

This is a first-time patient visit where a healthcare professional spends 60-74 minutes with you. It involves a comprehensive evaluation, including your medical history and current health condition. They'll also advise on preventive health measures and formulate a treatment plan if needed.

61 services61 patients

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213

This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.

24 services20 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.

23 services15 patients

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Suburban Hospital

Acute Care Hospitals · Bethesda, MD

3/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number210022

Location8600 Old Georgetown RoadBethesda, MD 20814 · Montgomery County

Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 20852 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

$194.86 typical visit price

range $65.18 – $194.86

Typical copayment $48.71 (range $16.29 – $48.71)

Most-billed visit code 99205

Established Patient

$113.72 typical visit price

range $21.40 – $158.88

Typical copayment $28.43 (range $5.35 – $39.72)

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.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

93.65/100

MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program

Individually scored

Quality

84.22

Improvement Activities

Reported Quality Measures

Advance Care Plan

100%330 patients5/55-star benchmark: 100%

Breast Cancer Screening

100%168 patients5/55-star benchmark: 93%

Colorectal Cancer Screening

40%387 patients2/55-star benchmark: 88%

Documentation of Current Medications in the Medical Record

6%3,073 patients1/55-star benchmark: 100%

Oncology: Medical and Radiation - Pain Intensity Quantified

100%807 patients5/55-star benchmark: 100%

Preventive Care and Screening: Tobacco Use: Screening and Cessation Intervention

Patients screened: 94% · 468 patients

94%468 patients

Providers report different measures because they deliver different services; reporting more or less information is not a reflection of quality. Star ratings appear only where CMS assigned them.

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.

Standard wheelchair K0001

DME-Wheelchairs · category DD000N

1 supplier11 claims11 services$16.43 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

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

NELSON GUSTAVO NEDER KALIL, M.D.

Internal Medicine (Hematology & Oncology)

6000 EXECUTIVE BLVD STE 620
ROCKVILLE, MD 20852

Montgomery County (240) 467-5888

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 Nelson Kalil's NPI number?

The NPI number for Nelson Kalil is 1427074707. It was assigned to this individual provider in the NPPES registry on July 13, 2006.

Where is Nelson Kalil located?

Nelson Kalil practices at 6000 Executive Blvd Ste 620, Rockville, MD 20852. The listed phone number is (240) 467-5888.

What is Nelson Kalil's specialty?

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

Is Nelson Kalil enrolled in Medicare?

Yes. Nelson Kalil 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.

Does Nelson Kalil hold a CLIA laboratory certificate?

Yes. A Certificate of Compliance (number 21D2144799) is associated with this NPI, valid through July 29, 2027. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

Is Nelson Kalil affiliated with any hospitals?

According to CMS data, Nelson Kalil is affiliated with Suburban Hospital.

When was this NPI record last updated?

The NPPES record for Nelson Kalil was last updated on April 23, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.