DR. STEVEN J GRONDALSKI (O.D.) – Optometrist, NPI 1164509071

DR. STEVEN J GRONDALSKI (O.D.) is a healthcare provider. based in Saint louis, Missouri. specializing in Optometrist. They hold the professional credentials O.D.. They hold a License No. TO 2788 (MO). The NPI Number for DR. STEVEN J GRONDALSKI (O.D.) is 1164509071

Main info

Male
39 Years Of Experience
Accepts Medicare Assignment
Name
DR. STEVEN J GRONDALSKI (O.D.)
NPI
1164509071
Phone
(314) 652-4100
Address
915 N GRAND BLVD
Enumeration Date
1 November 2006
Last Update Date
8 July 2007

Doctor Profile

Medical School Name
PENNSYLVANIA COLLEGE OF OPTOMETRY
Secondary Phone
7605724137
Graduation Year
1987 (39 years ago)
PAC ID
2769712009
Group Practice PAC ID
2668647108
Professional Enrollment ID
I20190930000527
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience52
Completeness75
Years active:19State licenses:1Digital endpointsOther names

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Provider Addresses for DR. STEVEN J GRONDALSKI (O.D.)

  • John Cochran Division - VA St. Louis Health Care System, 915, North Grand Boulevard, Covenant Blu Grand Center, City of Saint Louis, Missouri, 63106, United States

    SAINT LOUIS, MO 631061621

    Phone: (314) 652-4100

    Type: Location

  • 7032, Westmoreland Drive, Maryland Terrace, St. Louis, Saint Louis County, Missouri, 63130, United States

    SAINT LOUIS, MO 631304421

    Phone: (314) 652-4100

    Type: Mailing

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

No Open Payments data available for this provider.

This can happen when there are no reportable CMS Open Payments records.

Medicare Enrollment & Revalidation

Source: CMS public data · Not endorsed by CMS ·

Educational use only—not medical, billing, or legal advice.

PECOS enrollment status

Participating (accepts Medicare assignment)

Enrollment effective: 2019-09-30

PECOS data refreshed: 2026-05-27

Medicare revalidation (CMS due date list)

Due date not assigned yet

CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.

Enrollment records

1

Earliest due date

Not assigned (TBD)

CMS data updated

2026-06-01

Revalidation progress

  1. Medicare enrolled
  2. On CMS revalidation list
  3. Due date assigned
  4. Revalidate in PECOS

CMS enrollment records

Enrollment IDTypeSpecialtyStateDue date
I20190930000527IOptometryTXTBD

What to do next

  • No action required while the due date shows TBD.
  • Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
  • Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.

Verify on CMS Revalidation Lookup Tool

Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS

Medicare Utilization (FFS)

Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·

Educational use only—not medical, billing, or legal advice.

Top Medicare procedures (2023) · refreshed 2026-05-27

HCPCSDescriptionServicesBeneficiariesMedicare allowed
99213Established patient office or other outpatient visit, 20-29 minutes10548$0
92250Photography of the retina8570$0
99212Established patient office or other outpatient visit, 10-19 minutes5840$0
92134Imaging of retina3731$0
92014Established patient complete exam of visual system3332$0
View full utilization report →

Insurance plans in this area (ZIP 63106)

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Group practice members

Group practice members are other physicians who share the same Group Practice PAC ID with this doctor. When doctors form a group practice and register in PECOS as a single entity, they receive a shared identification number. This table lists all providers in the same group practice.
PAC ID: 2668647108View full group profile

Reviews

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Frequently asked questions

What is the standard ID for DR. STEVEN J GRONDALSKI (O.D.) in the U.S.?
In the U.S., DR. STEVEN J GRONDALSKI (O.D.) is identified by NPI 1164509071.
Should I treat DR. STEVEN J GRONDALSKI (O.D.) as an active provider?
Patients and plans typically see DR. STEVEN J GRONDALSKI (O.D.) as active in the national extract.
What does the directory say DR. STEVEN J GRONDALSKI (O.D.) does?
Insurance directories may phrase it differently, but here DR. STEVEN J GRONDALSKI (O.D.) maps to Optometrist. Clinical services aligned with this taxonomy classification.
Is DR. STEVEN J GRONDALSKI (O.D.) tied to Saint Louis, Missouri?
If you are local to Saint Louis, Missouri, DR. STEVEN J GRONDALSKI (O.D.) may be relevant to your search.
What is the difference between NPI and a medical license?
An NPI is a federal identifier; a medical license is issued by a state and governs where someone may practice.

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