DIANA LEIGH RIES O.D.
NPI 1629333521
Optometrist in Exton, PA

Q: What is Diana Ries's NPI number?

The NPI number for Diana Ries is 1629333521. It was assigned to this individual provider in the NPPES registry on July 7, 2012.

Q: What is Diana Ries's specialty?

The primary specialty registered for this NPI is Optometrist with taxonomy code 152W00000X.

Q: When was this NPI record last updated?

The NPPES record for Diana Ries was last updated on March 8, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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 07, 2012PECOS EnrolledAccepts Medicare Assignment

119 E SWEDESFORD RD, EXTON, PA 19341(610) 594-0800(610) 594-0801 Get Directions Write a Review

NPPES record last updated: March 8, 2022. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Mar 8, 2022, Jun 30, 2016 (2 updates tracked since 2016).

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About Diana Leigh Ries O.d. NPPES

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

DIANA LEIGH RIES O.D. (NPI 1629333521) is an individual optometrist in Exton, Pennsylvania, licensed in Pennsylvania (OEG002618) and active in the NPI registry since July 2012. She is enrolled in Medicare PECOS and is a graduate of Other (2012).

NPPES Registry Identity

NPI1629333521

Entity TypeIndividualFemale

Primary Taxonomy152W00000X

Provider Legal NameDIANA LEIGH RIESCredential: O.D.

Location Address119 E SWEDESFORD RDExton, PA 19341-2333

Mailing Address1950 Old Gallows Rd Ste 520Vienna, VA 22182-3970

Phone(610) 594-0800

Fax(610) 594-0801

Sole ProprietorYes

Medical School CMSOtherGraduated 2012

Enumeration DateJuly 7, 2012

Last NPPES UpdateMarch 8, 20222 updates tracked since enumeration

NPPES CertifiedMarch 8, 2022

✔ NPI 1629333521 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyOptometristEye and Vision Services Providers

Taxonomy Code152W00000X

License✔ Licensed in PA · OEG002618

Definition

Doctors of optometry (ODs) are the primary health care professionals for the eye. Optometrists examine, diagnose, treat, and manage diseases, injuries, and disorders of the visual system, the eye, and associated structures as well as identify related systemic conditions affecting the eye. An optometrist has completed pre-professional undergraduate education in a college or university and four years of professional education at a college of optometry, leading to the doctor of optometry (O.D.) degree. Some optometrists complete an optional residency in a specific area of practice. Optometrists are eye health care professionals state-licensed to diagnose and treat diseases and disorders of the eye and visual system.

119 E SWEDESFORD RD, Exton, PA 19341

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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Buckeye Health Plan, Ambetter Health, Ambetter Health of Delaware and more.Insurance ›

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

Diana Leigh Ries O.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 ID6901042225

PECOS Enrollment IDI20130411000186

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.

Areas of Expertise CMS Part B claims

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.

47 services46 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 19341 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

$137.17 typical visit price

range $59.88 – $180.99

Typical copayment $34.29 (range $14.97 – $45.24)

Most-billed visit code 99204

Established Patient

$74.47 typical visit price

range $19.30 – $147.29

Typical copayment $18.61 (range $4.82 – $36.82)

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.

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.

MYEYEDR OPTOMETRY OF PENNSYLVANIA, LLC

Optometrist

119 E SWEDESFORD RD
EXTON, PA 19341

Chester County (610) 594-0800

DR. SUSAN JEAN LOCKLAND O.D.

Optometrist

119 E SWEDESFORD RD
EXTON, PA 19341

Chester County (610) 594-0800

RETA GUIRGUIS

Optometrist

119 E SWEDESFORD RD
EXTON, PA 19341

Chester County (610) 594-0800

CHESTER COUNTY OPTICIANS, INC

Eyewear Supplier

119 E SWEDESFORD RD, FAIRFIELD SHOPPING CENTER
EXTON, PA 19341

Chester County (610) 594-0800

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 Diana Ries's NPI number?

The NPI number for Diana Ries is 1629333521. It was assigned to this individual provider in the NPPES registry on July 7, 2012.

Where is Diana Ries located?

Diana Ries practices at 119 E Swedesford Rd, Exton, PA 19341. The listed phone number is (610) 594-0800.

What is Diana Ries's specialty?

The primary specialty registered for this NPI is Optometrist with taxonomy code 152W00000X.

Is Diana Ries enrolled in Medicare?

Yes. Diana Ries 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.

What insurance does Diana Ries accept?

Health plans from Ambetter Health, Ambetter Health of Delaware, Ambetter from Buckeye Health Plan, Blue Cross Blue Shield of Wyoming and Blue Cross and Blue Shield of Louisiana and 6 other insurers list Diana Ries as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Diana Ries was last updated on March 8, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.