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DR. MELIS OKYAR SENER M.D.
NPI 1043462807
Internal Medicine in Washington, DC

Active since October 10, 2008PECOS Enrolled
80.17/100
CMS Quality Rating
660 PENNSYLVANIA AVE SE, SUITE #100, WASHINGTON, DC 20003(202) 546-4504(202) 544-6136 Get Directions Write a Review

NPPES record last updated: April 20, 2020. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Dr. Melis Okyar Sener M.d. NPPES

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

DR. MELIS OKYAR SENER M.D. (NPI 1043462807) is an individual internal medicine provider in Washington, District Of Columbia, licensed in Virginia (0101239434) and active in the NPI registry since October 2008. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1043462807
Entity TypeIndividualFemale
Primary Taxonomy207R00000X
Provider Legal NameDR. MELIS OKYAR SENERCredential: M.D.
Location Address660 PENNSYLVANIA AVE SE, SUITE #100Washington, DC 20003-4346
Mailing Address915 Half St SeWashington, DC 20003-3658 · (202) 546-4504 · Fax (866) 639-4761
Phone(202) 546-4504
Fax(202) 544-6136
Sole ProprietorNo
Enumeration DateOctober 10, 2008
Last NPPES UpdateApril 20, 2020
NPPES CertifiedApril 20, 2020
✔ NPI 1043462807 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in VA · 0101239434
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
660 PENNSYLVANIA AVE SE, Washington, DC 20003
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Other Names 1

Former Name (1)Miss Melis Okyar

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Melis Okyar Sener M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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 Reassignment

Medicare enrollment records show Melis Sener reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Medstar Medical Group II LLC
2.9 mi
Internal Medicine
1145 19TH ST NW, SUITE 311
Washington, DC 20036
  • Reassigned Medicare billing, District of Columbia enrollment
  • 3,530 clinicians in this Medicare group
NPI 1376887844 (202) 429-2401

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

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 20003 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.

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.

80.17/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality76.69
Promoting Interoperability100
Improvement Activities40
Cost53.49

Referred Medical Equipment & Supplies CMS DME claims 3

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
10 suppliers28 claims57 services$6.44 avg. paid by Medicare
Lancets, per box of 100 A4259
DME-Medical/Surgical Supplies · category DA000N
7 suppliers18 claims23 services$1.19 avg. paid by Medicare
Nebulizer, with compressor E0570
DME-Other DME · category DE000N
1 supplier11 claims11 services$2.55 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 6

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

DR. DANIEL H WATERMAN M.D.
Internal Medicine
660 PENNSYLVANIA AVE SE, SUITE 100
WASHINGTON, DC 20003
District of Columbia (202) 546-4504
DR. FRANK ANTHONY SPELLMAN M.D.
Ophthalmology (Retina Specialist)
660 PENNSYLVANIA AVE SE
WASHINGTON, DC 20003
District of Columbia (201) 331-1188
DR. JUANITA SONYA BRYANT M.D.
Ophthalmology (Retina Specialist)
660 PENNSYLVANIA AVE SE
WASHINGTON, DC 20003
District of Columbia (202) 331-1188
DR. SUNIL KALRA MD
Internal Medicine
660 PENNSYLVANIA AVE SE, SUITE 100
WASHINGTON, DC 20003
District of Columbia (202) 546-4504
DR. PETER BASCH M.D.
Internal Medicine
660 PENNSYLVANIA AVE SE, SUITE 100
WASHINGTON, DC 20003
District of Columbia (202) 546-4504
DR. ANNA ZAMSKAYA M.D.
Internal Medicine
660 PENNSYLVANIA AVE SE, SUITE 100
WASHINGTON, DC 20003
District of Columbia (202) 546-4504

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 Melis Sener's NPI number?

The NPI number for Melis Sener is 1043462807. It was assigned to this individual provider in the NPPES registry on October 10, 2008. The provider is also known as Miss Melis Okyar.

Where is Melis Sener located?

Melis Sener practices at 660 Pennsylvania Ave SE Suite #100, Washington, DC 20003. The listed phone number is (202) 546-4504.

What is Melis Sener's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Melis Sener enrolled in Medicare?

Yes. Melis Sener is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Melis Sener's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Melis Sener reassigns Medicare benefits to Medstar Medical Group II LLC (Washington, DC). The 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 Melis Sener'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 Melis Sener was last updated on April 20, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.