DR. MARK GILBERT GRAND (MD) – Retina Specialist (Ophthalmology) Physician, NPI 1841298551

DR. MARK GILBERT GRAND (MD) is a healthcare provider. based in Saint louis, Missouri. specializing in Retina Specialist (Ophthalmology) Physician. They hold the professional credentials MD. They hold a License No. R4698 (MO). The NPI Number for DR. MARK GILBERT GRAND (MD) is 1841298551

Main info

Male
58 Years Of Experience
Accepts Medicare Assignment
Name
DR. MARK GILBERT GRAND (MD)
NPI
1841298551
Phone
(314) 367-1181
Address
2201 S BRENTWOOD BLVD
Enumeration Date
7 July 2005
Last Update Date
3 September 2024

Doctor Profile

Medical School Name
YALE UNIVERSITY SCHOOL OF MEDICINE
Secondary Phone
3143671181
Graduation Year
1968 (58 years ago)
PAC ID
1951361666
Group Practice PAC ID
9537259957
Professional Enrollment ID
I20100713000389
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience64
Completeness75
Years active:20State licenses:1Digital endpointsOther names

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Provider Addresses for DR. MARK GILBERT GRAND (MD)

  • 2201, South Brentwood Boulevard, Brentwood, Saint Louis County, Missouri, 63144, United States

    SAINT LOUIS, MO 631441870

    Phone: (314) 367-1181

    Fax: (314) 968-5117

    Type: Mailing

  • Saint-Louis, Place de la Gare, Saint-Louis, Mulhouse, Haut-Rhin, Grand Est, Metropolitan France, 68300, France

    SAINT LOUIS, MO 631171118

    Phone: (314) 367-1181

    Fax: (314) 968-5117

    Type: Location

  • 8820 LADUE RD STE 203

    SAINT LOUIS, MO 631242080

    Phone: (314) 367-1181

    Fax: (314) 968-5117

    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.

No Medicare enrollment or revalidation data available for this provider in our database.

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.

No Medicare fee-for-service utilization data available for this provider in our database.

Insurance plans in this area (ZIP 63144)

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Provider's Procedures

DR. MARK GILBERT GRAND (MD) performs procedures in Retina Specialist (Ophthalmology) Physician. See the list of HCPCS codes below.
SpecialtyPractice State
HCPCS Code
Description
Service Count
Beneficiary Count
OPHTHALMOLOGYMO92083Measurement of field of vision during daylight conditions1313

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: 9537259957View full group profile
NameSpecialtyState
O P H T H A L M O L O G YMD
O P H T H A L M O L O G YPA
-MO
O P H T H A L M O L O G YMO
O P H T H A L M O L O G YPA
O P H T H A L M O L O G YMO
-MO
O P H T H A L M O L O G YMO
-MO
O P H T H A L M O L O G YMO

Reviews

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Frequently asked questions

What is DR. MARK GILBERT GRAND (MD)'s NPI number?
DR. MARK GILBERT GRAND (MD)'s NPI is 1841298551 — the number used across U.S. healthcare to identify this provider.
Is DR. MARK GILBERT GRAND (MD) still an active registrant?
DR. MARK GILBERT GRAND (MD) carries an active NPI according to the public dataset.
How would a patient describe DR. MARK GILBERT GRAND (MD)'s focus?
For DR. MARK GILBERT GRAND (MD), the primary taxonomy reads as Retina Specialist (Ophthalmology) Physician. Clinical services aligned with this taxonomy classification.
What practice footprint exists for DR. MARK GILBERT GRAND (MD)?
Travel planning: use Saint Louis, Missouri as the reference point for DR. MARK GILBERT GRAND (MD), then confirm.
Does DR. MARK GILBERT GRAND (MD) accept insurance?
Insurance participation is not part of the core NPI extract — call the plan or office to confirm.

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