1. Home
  2. Directory
  3. District Of Columbia
  4. Washington
  5. Internal Medicine
  6. NPI Profile

NADINE EL ASMAR M.D
NPI 1649568080
Internal Medicine - Endocrinology, Diabetes & Metabolism in Washington, DC

Active since July 19, 2011PECOS EnrolledAccepts Medicare Assignment
2300 M ST NW FL 9, WASHINGTON, DC 20037(202) 741-3333(202) 741-2490 Get Directions Write a Review

NPPES record last updated: June 30, 2021. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Jun 30, 2021, Jan 14, 2021, May 8, 2018 and 1 more (4 updates tracked since 2016).

About Nadine El Asmar M.d NPPES

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

NADINE EL ASMAR M.D (NPI 1649568080) is an individual endocrinology, diabetes & metabolism provider in Washington, District Of Columbia, licensed in Ohio (35.127991) and active in the NPI registry since July 2011. She is enrolled in Medicare PECOS and is a graduate of Other (2009).

NPPES Registry Identity

NPI1649568080
Entity TypeIndividualFemale
Primary Taxonomy207RE0101X
Provider Legal NameNADINE EL ASMARCredential: M.D
Location Address2300 M ST NW FL 9Washington, DC 20037-1434
Mailing Address2300 M St Nw Fl 9Washington, DC 20037-1434 · (202) 741-3333 · Fax (202) 741-2490
Phone(202) 741-3333
Fax(202) 741-2490
Sole ProprietorNo
Medical School CMSOtherGraduated 2009
Enumeration DateJuly 19, 2011
Last NPPES UpdateJune 30, 20214 updates tracked since enumeration
NPPES CertifiedJune 30, 2021
✔ NPI 1649568080 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal Medicine · Endocrinology, Diabetes & MetabolismAllopathic & Osteopathic Physicians
Taxonomy Code207RE0101X
License✔ Licensed in OH · 35.127991
Definition
An internist who concentrates on disorders of the internal (endocrine) glands such as the thyroid and adrenal glands. This specialist also deals with disorders such as diabetes, metabolic and nutritional disorders, obesity, pituitary diseases and menstrual and sexual problems.
Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X
2300 M ST NW FL 9, Washington, DC 20037
Open in Google Maps ↗

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

Nadine El Asmar 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 ID4082904206
PECOS Enrollment IDI20210921000386
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

2

Medicare enrollment records show Nadine El Asmar reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Medical Faculty Associates, Inc
0.4 mi
Anesthesiology
2150 PENNSYLVANIA AVE NW, SUITE 10-409A
Washington, DC 20037
  • Reassigned Medicare billing, District of Columbia enrollment
  • 1,275 clinicians in this Medicare group
NPI 1417990581 (202) 741-3350
University Hospitals Medical Group Inc
300 mi
Multi-Specialty
11100 EUCLID AVE
Cleveland, OH 44106
  • Reassigned Medicare billing, Ohio enrollment
  • 3,958 clinicians in this Medicare group
NPI 1669499414 (216) 844-1000

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 10

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.
1,020 services17 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.
173 services114 patients
Blood glucose (sugar) test performed by hand-held instrument 82962
A blood glucose test uses a handheld device to measure the amount of sugar in your blood. A small prick on your finger allows a drop of blood to be placed on a test strip, which is then read by the device. This helps monitor and manage diabetes effectively.
130 services80 patients
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 99233
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.
97 services27 patients
Continuous monitoring of blood sugar level in tissue fluid using sensor under skin with interpretation and report 95251
This procedure involves placing a small sensor under your skin to continuously monitor your blood sugar levels in tissue fluid. The data is interpreted and a report is generated to help manage your diabetes more effectively.
46 services24 patients
Hemoglobin a1c level 83036
Hemoglobin A1c (HbA1c) is a test that measures your average blood sugar level over the past 2-3 months. It's used to monitor how well diabetes is being controlled. High levels may indicate that your diabetes treatment plan needs adjustment.
41 services40 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 20037 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
$147.85 typical visit price
range $65.18 – $194.86
Typical copayment $36.96 (range $16.29 – $48.71)
Most-billed visit code 99204
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.

Referred Medical Equipment & Supplies CMS DME claims 2

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

Blood glucose test or reagent strips for home blood glucose monitor, per 50 strips A4253
DME-Other DME · category DE017N
12 suppliers32 claims133 services$5.54 avg. paid by Medicare
Supply allowance for therapeutic continuous glucose monitor (cgm), includes all supplies and accessories, 1 month supply = 1 unit of service K0553
DME-Other DME · category DE017N
11 suppliers54 claims55 services$181.92 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

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 Nadine El Asmar's NPI number?

The NPI number for Nadine El Asmar is 1649568080. It was assigned to this individual provider in the NPPES registry on July 19, 2011.

Where is Nadine El Asmar located?

Nadine El Asmar practices at 2300 M St NW Fl 9, Washington, DC 20037. The listed phone number is (202) 741-3333.

What is Nadine El Asmar's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Endocrinology, Diabetes & Metabolism, with taxonomy code 207RE0101X.

Is Nadine El Asmar enrolled in Medicare?

Yes. Nadine El Asmar 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 Nadine El Asmar's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Nadine El Asmar reassigns Medicare benefits to 2 organizations: Medical Faculty Associates, Inc (Washington, DC) and University Hospitals Medical Group Inc (Cleveland, OH). 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 Nadine El Asmar's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Nadine El Asmar was last updated on June 30, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.