DR. ALLYSHAH M ALLAHDINA MD
NPI 1437656139
Ophthalmology in Herndon, VA

Q: What is Allyshah Allahdina's NPI number?

The NPI number for Allyshah Allahdina is 1437656139. It was assigned to this individual provider in the NPPES registry on April 9, 2018. The provider is also known as Dr. Ali M Allahdina MD.

Q: What is Allyshah Allahdina's specialty?

The primary specialty registered for this NPI is Ophthalmology with taxonomy code 207W00000X.

Active since April 09, 2018PECOS EnrolledAccepts Medicare Assignment

99.65/100

CMS Quality Rating

171 ELDEN ST STE 100, HERNDON, VA 20170(703) 689-2020(703) 563-3769 Get Directions Write a Review

NPPES record last updated: June 23, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: May 4, 2022, Dec 22, 2021, Apr 9, 2018 (3 updates tracked since 2018).

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About Dr. Allyshah M Allahdina Md NPPES

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

DR. ALLYSHAH M ALLAHDINA MD (NPI 1437656139) is an individual ophthalmology provider in Herndon, Virginia, licensed in Virginia (036.160167) and active in the NPI registry since April 2018. He is enrolled in Medicare PECOS, is affiliated with Inova Fair Oaks Hospital, and maintains 3 additional practice locations.

NPPES Registry Identity

NPI1437656139

Entity TypeIndividualMale

Primary Taxonomy207W00000X

Provider Legal NameDR. ALLYSHAH M ALLAHDINACredential: MD

Location Address171 ELDEN ST STE 100Herndon, VA 20170-4834

Mailing AddressPo Box 465Herndon, VA 20172-0465 · (703) 689-2020 · Fax (703) 563-3769

Phone(703) 689-2020

Fax(703) 563-3769

Sole ProprietorNo

Medical School CMSHoward University College Of MedicineGraduated 2018

Enumeration DateApril 9, 2018

Last NPPES UpdateJune 23, 20263 updates tracked since enumeration

NPPES CertifiedJune 23, 2026

✔ NPI 1437656139 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyOphthalmologyAllopathic & Osteopathic Physicians

Taxonomy Code207W00000X

License✔ Licensed in VA · 036.160167

Definition

An ophthalmologist has the knowledge and professional skills needed to provide comprehensive eye and vision care. Ophthalmologists are medically trained to diagnose, monitor and medically or surgically treat all ocular and visual disorders. This includes problems affecting the eye and its component structures, the eyelids, the orbit and the visual pathways. In so doing, an ophthalmologist prescribes vision services, including glasses and contact lenses.

171 ELDEN ST STE 100, Herndon, VA 20170

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Other Names 1

Professional Name (2)Dr. Ali M Allahdina Md

Secondary Practice Locations 3

Location 16101 Redwood Square Ctr Ste 214Centreville, VA 20121-4269 · Phone (703) 689-2020 · Fax (703) 563-3769

Location 2142 Linden Dr Ste 107Winchester, VA 22601-6901 · Phone (703) 689-2020 · Fax (703) 563-3769

Location 3131 Elden St Ste 201Herndon, VA 20170-4876 · Phone (703) 689-2020 · Fax (703) 563-3769

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. Allyshah M Allahdina Md 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 ID1052794195

PECOS Enrollment IDI20230810002229, I20240202001234

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 Allyshah Allahdina reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Glaucoma Consultants Of Washington, Inc.

Same address

Ophthalmology

171 ELDEN ST STE 100
Herndon, VA 20170

Reassigned Medicare billing, District of Columbia and Virginia enrollments
Also billed through NPI 1073782777 (Virginia)
2 clinicians in this Medicare group

NPI 1962671818 (703) 689-2020

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 17

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.

835 services441 patients

Exam of visual field with extended testing 92083

An extended visual field exam is a detailed test to evaluate your peripheral (side) vision. It helps to detect any potential blind spots which may not be noticeable in daily life. These could be caused by eye diseases like glaucoma, or neurological conditions.

438 services381 patients

Imaging of optic nerve 92133

Imaging of the optic nerve is a non-invasive procedure that captures detailed pictures of your optic nerve. It helps doctors assess eye health, particularly for conditions like glaucoma. It's painless, quick, and uses safe technology like MRI or OCT (Optical Coherence Tomography).

352 services321 patients

Exam of the internal drainage system of eye 92020

This is a procedure where your doctor examines the eye's internal drainage system, essential for maintaining eye pressure. They use specialized tools to check for blockages or damage that might lead to conditions like glaucoma. It's non-invasive and painless.

199 services184 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.

181 services152 patients

Imaging of retina 92134

Imaging of the retina is a non-invasive procedure that captures detailed images of your eye's interior. This helps detect conditions like macular degeneration or retinal detachment. It's painless and takes only a few minutes.

127 services95 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.

117 services117 patients

Ultrasound scan of cornea to determine thickness 76514

An ultrasound scan of the cornea is a non-invasive procedure that uses sound waves to measure the thickness of your cornea. This helps in diagnosing certain eye conditions and planning treatments. No discomfort or pain is typically experienced.

98 services98 patients

Photography of the retina 92250

Photography of the retina, also known as retinal imaging, is a non-invasive procedure that captures images of the back of your eye. This helps doctors identify and monitor conditions like glaucoma, macular degeneration, or diabetic retinopathy. It's painless and quick, often part of a routine eye exam.

83 services82 patients

Measurement of corneal curvature and depth of eye 92136

This procedure measures the shape and depth of your eye, specifically the cornea, the clear front surface. It helps in diagnosing conditions, planning for surgeries, or fitting contact lenses. It's non-invasive and painless.

55 services49 patients

Removal of cataract with insertion of prosthetic lens 66984

This is a procedure where a cloudy lens in your eye, known as a cataract, is removed. After removal, a clear artificial lens is inserted. This helps to restore your vision, enabling you to see clearly again.

40 services30 patients

Laser repair to improve eye fluid flow 65855

Laser repair to improve eye fluid flow is a procedure aimed at treating glaucoma. A laser is used to create a small hole in the eye's drainage system, allowing fluid to flow out more easily. This helps to lower the pressure inside the eye, reducing the risk of vision loss.

35 services26 patients

Measurement of corneal pressure 92145

Measurement of corneal pressure, also known as tonometry, is a simple, painless procedure that checks the pressure inside your eye. It's important for detecting conditions like glaucoma. A device gently touches your eye to take the reading, which is usually quick and doesn't cause discomfort.

31 services31 patients

Incision to improve eye fluid flow 65820

This procedure, known as a trabeculectomy, involves creating a small opening in the eye to improve fluid flow. This can help lower eye pressure in conditions like glaucoma. It's a common, safe procedure to protect your eye health.

30 services22 patients

Other service or procedure on eye 92499

This procedure or service on your eye can involve various treatments like corrective surgeries, diagnostic tests, or therapeutic procedures. It aims to improve your eye health, enhance vision, or treat specific eye conditions. Rest assured, these procedures are performed by trained professionals.

19 services19 patients

Dilation of fluid outflow drainage within eye 66174

Dilation to improve eye fluid flow is a process where eye drops are used to widen or dilate your pupils. This allows more fluid to flow out of the eye, reducing pressure and helping to prevent or treat conditions like glaucoma.

18 services14 patients

Creation of shunt to improve eye fluid flow using tissue graft 66180

This procedure involves creating a new pathway for fluid to flow out of your eye using a tissue graft. It helps to lower eye pressure and prevent damage to your optic nerve, improving eye health and vision.

11 services11 patients

Hospital Affiliations CMS Care Compare

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

Inova Fair Oaks Hospital

Acute Care Hospitals · Fairfax, VA

5/5 CMS rating

OwnershipVoluntary non-profit - Other

CMS Certification Number490101

Location3600 Joseph Siewick DriveFairfax, VA 22033 · Fairfax County

Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 20170 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

$80.66 typical visit price

range $21.40 – $158.88

Typical copayment $20.16 (range $5.35 – $39.72)

Most-billed visit code 99213

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.

99.65/100

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

Scored as part of a group practice

Quality

99.36

Promoting Interoperability

100

Improvement Activities

Other Providers at the Same Location NPPES 2

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

SAMEER I AHMAD M.D.

Ophthalmology

171 ELDEN ST STE 100
HERNDON, VA 20170

Fairfax County (703) 689-2020

GLAUCOMA CONSULTANTS OF WASHINGTON, INC.

Ophthalmology

171 ELDEN ST STE 100
HERNDON, VA 20170

Fairfax County (703) 689-2020

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 Allyshah Allahdina's NPI number?

The NPI number for Allyshah Allahdina is 1437656139. It was assigned to this individual provider in the NPPES registry on April 9, 2018. The provider is also known as Dr. Ali M Allahdina MD.

Where is Allyshah Allahdina located?

Allyshah Allahdina practices at 171 Elden St Ste 100, Herndon, VA 20170. The listed phone number is (703) 689-2020.

What is Allyshah Allahdina's specialty?

The primary specialty registered for this NPI is Ophthalmology with taxonomy code 207W00000X.

Is Allyshah Allahdina enrolled in Medicare?

Yes. Allyshah Allahdina 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 organization bills Medicare for Allyshah Allahdina's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Allyshah Allahdina reassigns Medicare benefits to Glaucoma Consultants Of Washington, Inc. (Herndon, VA). 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 Allyshah Allahdina's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

Is Allyshah Allahdina affiliated with any hospitals?

According to CMS data, Allyshah Allahdina is affiliated with Inova Fair Oaks Hospital.

When was this NPI record last updated?

The NPPES record for Allyshah Allahdina was last updated on June 23, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 months 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.