DARRELL JAMES WILLIAMS MD
NPI 1437184801
Ophthalmology in Nashville, TN

Q: What is Darrell Williams's NPI number?

The NPI number for Darrell Williams is 1437184801. It was assigned to this individual provider in the NPPES registry on July 12, 2006.

Q: What is Darrell Williams's specialty?

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

Q: When was this NPI record last updated?

The NPPES record for Darrell Williams was last updated on February 16, 2011. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 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 12, 2006PECOS EnrolledAccepts Medicare Assignment

87.16/100

CMS Quality Rating

397 WALLACE ROAD, C310, NASHVILLE, TN 37211(615) 834-8310(615) 834-5242 Get Directions Write a Review

NPPES record last updated: February 16, 2011. Verified against the NPPES registry weekly; last sync: November 01, 2026.

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About Darrell James Williams Md NPPES

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

DARRELL JAMES WILLIAMS MD (NPI 1437184801) is an individual ophthalmology provider in Nashville, Tennessee, licensed in Tennessee (MD021697) and active in the NPI registry since July 2006. He is enrolled in Medicare PECOS and is a graduate of University Of Tennessee, Hsc, College Of Medicine (1990).

NPPES Registry Identity

NPI1437184801

Entity TypeIndividualMale

Primary Taxonomy207W00000X

Provider Legal NameDARRELL JAMES WILLIAMSCredential: MD

Location Address397 WALLACE ROAD, C310Nashville, TN 37211

Mailing Address397 Wallace Road, C310Nashville, TN 37211 · (615) 834-8310 · Fax (615) 834-5242

Phone(615) 834-8310

Fax(615) 834-5242

Sole ProprietorNo

Medical School CMSUniversity Of Tennessee, Hsc, College Of MedicineGraduated 1990

Enumeration DateJuly 12, 2006

Last NPPES UpdateFebruary 16, 2011

✔ NPI 1437184801 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyOphthalmologyAllopathic & Osteopathic Physicians

Taxonomy Code207W00000X

License✔ Licensed in TN · MD021697

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.

397 WALLACE ROAD, Nashville, TN 37211

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Other Identifiers 3

Medicare UPINF09637

Medicare ID-Type Unspecified3064780TN

Medicaid3702958TN

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

Darrell James Williams 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 ID2062529506

PECOS Enrollment IDI20110323000188

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

Nashville Eye Associates, P.C.

Same address

Ophthalmology

397 WALLACE RD, C-310
Nashville, TN 37211

Reassigned Medicare billing, Tennessee enrollment
2 clinicians in this Medicare group

NPI 1033256425 (615) 834-8310

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 12

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 complete exam of visual system 92014

An established patient complete exam of the visual system involves a thorough check of your eyes and vision. It assesses eye health, checks for diseases, and measures your ability to see clearly at different distances. It's a routine, non-invasive procedure.

590 services520 patients

Extended exam of the back part of the eye with optic nerve drawing 92202

This procedure involves a detailed examination of the back part of your eye, focusing on the optic nerve, a crucial component for vision. A drawing or map of the optic nerve is created to help track any changes over time. This can help detect eye diseases early.

246 services218 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.

147 services147 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.

118 services66 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.

89 services89 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).

82 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.

67 services67 patients

Established patient problem focused exam of visual system 92012

This is a routine check-up for existing patients focusing on the visual system. It involves examining your eyes to detect any potential issues or changes in your vision. It's a crucial part of maintaining good eye health.

55 services38 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.

53 services52 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.

50 services43 patients

Removal of recurring cataract in lens capsule using a laser 66821

This procedure, known as YAG laser capsulotomy, treats cloudiness in the lens capsule following cataract surgery. A laser is used to create a small hole in the cloudy capsule, allowing light to pass through and restore clear vision. It's a quick, painless procedure.

43 services29 patients

Complex removal of cataract with insertion of prosthetic lens 66982

This procedure involves removing a cloudy lens (cataract) from your eye and replacing it with a clear, artificial lens. It helps restore vision that has been affected by the cataract. The operation is usually done under local anesthesia.

17 services12 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 37211 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

$121.80 typical visit price

range $52.64 – $160.89

Typical copayment $30.45 (range $13.16 – $40.22)

Most-billed visit code 99204

Established Patient

$66.01 typical visit price

range $16.72 – $131.41

Typical copayment $16.50 (range $4.18 – $32.85)

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.

87.16/100

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

Scored as part of a group practice

Quality

77.38

Improvement Activities

Cost

87.35

Other Providers at the Same Location NPPES 4

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

CENTER FOR SPINE JOINT AND NEUROMUSCULAR REHAB PC

Physical Medicine & Rehabilitation (Pain Medicine)

397 WALLACE ROAD, BLDG. C, SUITE 206
NASHVILLE, TN 37211

Davidson County (615) 872-9966

CARDIOLOGY GROUP OF MIDDLE TENNESSEE

Internal Medicine (Interventional Cardiology)

397 WALLACE ROAD, SUITE 216
NASHVILLE, TN 37211

Davidson County (615) 832-8731

ROBERT CRAIG RIPLEY M.D.

Internal Medicine (Cardiovascular Disease)

397 WALLACE ROAD, SUITE 216
NASHVILLE, TN 37211

Davidson County (615) 832-8731

MARCEL RENE ESTOPINAL MD

Ophthalmology

397 WALLACE ROAD, C310 NASHVILLE EYE ASSOCIATES PC
NASHVILLE, TN 37211

Davidson County (615) 834-8310

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 Darrell Williams's NPI number?

The NPI number for Darrell Williams is 1437184801. It was assigned to this individual provider in the NPPES registry on July 12, 2006.

Where is Darrell Williams located?

Darrell Williams practices at 397 Wallace Road C310, Nashville, TN 37211. The listed phone number is (615) 834-8310.

What is Darrell Williams's specialty?

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

Is Darrell Williams enrolled in Medicare?

Yes. Darrell Williams 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 Darrell Williams's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Darrell Williams reassigns Medicare benefits to Nashville Eye Associates, P.C. (Nashville, TN). 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 Darrell Williams'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 Darrell Williams was last updated on February 16, 2011. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 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.