NPPES file of Aug 9, 2026

Raven Gwendolyn Diacou, MD, PHD

Ophthalmology Physician · Pittsburgh, PA

Raven Gwendolyn Diacou, MD, PHD is an ophthalmology physician with a practice address in Pittsburgh, Pennsylvania, and NPI 1568044113, issued on Apr 23, 2021. Check the license (Pennsylvania MD490075, as entered in NPPES) on the Pennsylvania Department of State (PALS); the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1568044113
Name
Raven Gwendolyn Diacou
Credential
MD, PHD
Primary taxonomy
Ophthalmology Physician 207W00000X
License number
MD490075 PA
Self-reported in NPPES; status is on the state search
Practice location
1622 Locust St, Pittsburgh, PA 15219
Phone
(412) 692-4888
Enumerated
Apr 23, 2021
Record last updated
Apr 14, 2026
Fax
(412) 692-4499
Medicare enrollment
Enrolled (PECOS I20250711001970); accepts Medicare assignment
Medical or professional school
Albert Einstein College Of Medicine Of Yeshiva University, 2021
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 1622 Locust St

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Ishtiaque Ahmed, MDStudent in an Organized Health Care Education/Training Program1356153126
  2. Tatyana BeketovaOphthalmology Physician1366008575
  3. Mitchell BerryPhysical Therapist1790660496
  4. Aarti BishnoiOphthalmology Physician1144199332
  5. Morgan Brzozowski, MS, CGCGenetic Counselor (M.S.)1306679527
  6. Riley CarrollGenetic Counselor (M.S.)1619452752

Verify Raven Gwendolyn Diacou in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersPennsylvania Department of State (PALS)
    Search for license MD490075
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Pennsylvania license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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Industry payments in 2024: $133.87

1 payment: food and beverage; the largest payer was Alcon Vision LLC. The 13,221 providers of this specialty with any payment received $4,535.02 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Raven Diacou$133.87
  2. Specialty average$4,535.02

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. University OF Pittsburgh PhysiciansPittsburgh, PA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Raven Gwendolyn Diacou among 1,088 ophthalmology physician records in Pennsylvania

Raven Gwendolyn Diacou, MD, PHD is one of 1,088 ophthalmology physician records with a practice address in Pennsylvania. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2021, is newer than 94% of them.

  • NPI issued2021 · 94% of these records are older, 4% newer
  • In a Medicare fileYes · 81% of these records are
  • In the CMS Doctors and Clinicians fileYes · 67% of these records are
  • Graduated2021 · median 2000 among the 734 with a school on file
  • Record last updated2026 · 64% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207W00000X and a Pennsylvania practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Ophthalmology Physician providers in Pennsylvania

There are 1,088 ophthalmology physician records in Pennsylvania.

The 8 ophthalmology physician records with the nearest ZIP codes

  1. Omar Abbasi, MDPittsburgh, PA 152191598967630
  2. Lisa Battat, MDPittsburgh, PA 152191689630477
  3. Hugo Cerri, M.D.Pittsburgh, PA 152191811986680
  4. Edward Chang, MDPittsburgh, PA 152191811953615
  5. Anna GushchinPittsburgh, PA 152191013144096
  6. Dawn Herzig, DOPittsburgh, PA 152191770549560
  7. Marc Hoffman, DOPittsburgh, PA 152191083670798
  8. Darren Hoover, MDPittsburgh, PA 152191689630493

Common questions

What is Raven Gwendolyn Diacou, MD, PHD's NPI number?

Raven Gwendolyn Diacou, MD, PHD's National Provider Identifier (NPI) is 1568044113, issued on Apr 23, 2021. An NPI identifies a provider in billing; it is not a license.

Where is Raven Gwendolyn Diacou, MD, PHD located?

The NPPES record lists a practice address at 1622 Locust St, Pittsburgh, PA, 15219. Phone: (412) 692-4888. Providers update this record themselves, so call before visiting.

How can I verify Raven Gwendolyn Diacou, MD, PHD's license?

NPPES lists Pennsylvania license number MD490075, as entered by the provider. Search the Pennsylvania Department of State (PALS) at https://www.pals.pa.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.