MARCUS L ALLEN (MD) – Retina Specialist (Ophthalmology) Physician, NPI 1164481297

MARCUS L ALLEN (MD) is a healthcare provider. based in Irving, Texas. specializing in OPHTHALMOLOGY. They hold the professional credentials MD. They hold a License No. L8592 (TX). The NPI Number for MARCUS L ALLEN (MD) is 1164481297

Main info

Male
26 Years Of Experience
Accepts Medicare Assignment
Name
MARCUS L ALLEN (MD)
NPI
1164481297
Phone
(972) 869-1242
Address
400 W Lyndon B Johnson Fwy Ste 320
Enumeration Date
18 March 2006
Last Update Date
23 July 2024

Doctor Profile

Medical School Name
UNIVERSITY OF TEXAS SOUTHWESTERN MEDICAL SCHOOL AT DALLAS
Secondary Phone
9728691242
Graduation Year
2000 (26 years ago)
PAC ID
7113997628
Group Practice PAC ID
9234160581
Professional Enrollment ID
I20040730000248
Address ID
TX750633717IR400XX635X501
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience69
Completeness75
Years active:20State licenses:1Digital endpointsOther names

1,544 OPHTHALMOLOGY in TX

Provider Addresses for MARCUS L ALLEN (MD)

  • 400 W Lyndon B Johnson Fwy Ste 320

    Irving, TX 750633717

    Phone: (972) 869-1242

    Fax: (972) 869-2921

    Type: Location

  • 3331 Unicorn Lake Blvd

    Denton, TX 762100102

    Phone: (940) 381-9100

    Fax: (940) 381-9106

    Type: Location

  • 1010 E Interstate 20

    Arlington, TX 760182107

    Phone: (817) 417-7769

    Fax: (817) 417-7405

    Type: Location

  • 3414, Oak Grove Avenue, Uptown PID, Dallas, Dallas County, Texas, 75204, United States

    DALLAS, TX 752042375

    Phone: (214) 521-1153

    Fax: (214) 219-3651

    Type: Mailing

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

CMS reports 5 Open Payments records for all available years, with a total value of $96.

Total Amount is formed as General ($96) + Research ($0) + Ownership ($0) = $96.

Last reported payment date: 2024-12-10 • Largest payer in this snapshot: Genentech USA, Inc. ($38).

Total Amount

$96

General + Research + Ownership

Payments

5

Total payment records

General Amount

$96

General payments

Research Amount

$0

Research funding

Ownership Amount

$0

Ownership interests

Ownership Count

0

Ownership records

Last Payment Date

2024-12-10

Latest reported date

Top Companies

Largest payers in this snapshot

View all Open Payments →|Open Payments Risk Radar →

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: 2004-07-30

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
I20040730000248IOphthalmologyTXTBD

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
J2778Injection, ranibizumab, 0.1 mg11,070364$0
92134Imaging of retina3,2131,172$0
67028Injection of drug into eye2,239397$0
92012Established patient problem focused exam of visual system1,501650$0
92014Established patient complete exam of visual system1,089940$0
View full utilization report →

Insurance plans in this area (ZIP 75063)

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Provider's Procedures

MARCUS L ALLEN (MD) performs procedures in OPHTHALMOLOGY. See the list of HCPCS codes below.
SpecialtyPractice State
HCPCS Code
Description
Service Count
Beneficiary Count
OPHTHALMOLOGYTX92012Eye and medical examination for diagnosis and treatment, established patient31561080

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: 9234160581View full group profile
NameSpecialtyState
O P H T H A L M O L O G YTX
O P H T H A L M O L O G YTX
O P H T H A L M O L O G YTX

Reviews

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Frequently asked questions

What is the 10-digit NPI for MARCUS L ALLEN (MD)?
MARCUS L ALLEN (MD) — NPI 1164481297 — is the standard way to identify this listing.
Is MARCUS L ALLEN (MD) listed as active for patients and plans?
The listing shows MARCUS L ALLEN (MD) as active in the NPI system.
What is MARCUS L ALLEN (MD)'s specialty?
The listing groups MARCUS L ALLEN (MD) with Retina Specialist (Ophthalmology) Physician. Clinical services aligned with this taxonomy classification.
Where is MARCUS L ALLEN (MD) based?
MARCUS L ALLEN (MD) is tied to Irving, Texas in the data we show; additional addresses may exist on the full record.
Why does MARCUS L ALLEN (MD) have multiple addresses?
5 practice locations appear in the available data. Multiple addresses are common for hospital privileges, telehealth, or multi-site groups.

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