DR. ROBERT JOHN GRAMMATICO (M.D.) – Emergency Medicine Physician, NPI 1548503311

DR. ROBERT JOHN GRAMMATICO (M.D.) is a healthcare provider. based in Beaumont, Texas. specializing in EMERGENCY MEDICINE. They hold the professional credentials M.D.. They hold a License No. Q7882 (TX). The NPI Number for DR. ROBERT JOHN GRAMMATICO (M.D.) is 1548503311

Main info

Male
13 Years Of Experience
Accepts Medicare Assignment
Name
DR. ROBERT JOHN GRAMMATICO (M.D.)
NPI
1548503311
Phone
Not provided
Address
2830 CALDER AVE.
Enumeration Date
30 March 2013
Last Update Date
1 November 2022

Doctor Profile

Medical School Name
NEW YORK MEDICAL COLLEGE
Secondary Phone
7049844000
Graduation Year
2013 (13 years ago)
PAC ID
3476844457
Group Practice PAC ID
8921171190
Professional Enrollment ID
I20240808000364
Address ID
NC280013441AL301XXSTXX300
Data current as of
20 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience59
Completeness75
Years active:13State licenses:2Digital endpointsOther names

4,050 EMERGENCY MEDICINE in TX

Provider Addresses for DR. ROBERT JOHN GRAMMATICO (M.D.)

  • 2830 CALDER AVE.

    BEAUMONT, TX 77702

    Phone:

    Type: Mailing

  • 136 8TH ST N

    ST PETERSBURG, FL 337013616

    Phone: (631) 681-6110

    Type: Mailing

  • 6500 38TH AVE N

    ST PETERSBURG, FL 337101629

    Phone: (727) 384-1414

    Type: Location

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: 2024-08-08

PECOS data refreshed: 2026-05-27

Medicare revalidation (CMS due date list)

Due date not assigned yet

CMS is tracking 4 Medicare enrollment records; no due dates published yet.

Enrollment records

4

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
I20160622001096IEmergency MedicineTXTBD
I20161111001955IEmergency MedicineFLTBD
I20240125000328IEmergency MedicineSCTBD
I20240808000364IEmergency MedicineNCTBD

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
99285Emergency department visit with high level of medical decision making7270$0
99284Emergency department visit with moderate level of medical decision making6663$0
99291Critical care, first 30-74 minutes5655$0
93010Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only2726$0
99283Emergency department visit with low level of medical decision making1515$0
View full utilization report →

Insurance plans in this area (ZIP 77702)

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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: 8921171190View full group profile
NameSpecialtyState
Emergency MedicineNC
Emergency MedicineNC
Emergency MedicineNC
Emergency MedicineNC
Emergency MedicineNC
Emergency MedicineNC
Emergency MedicineFL
-PA
Emergency MedicineNC
Nurse PractitionerNC

Reviews

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Frequently asked questions

What is the 10-digit NPI for DR. ROBERT JOHN GRAMMATICO (M.D.)?
DR. ROBERT JOHN GRAMMATICO (M.D.) — NPI 1548503311 — is the standard way to identify this listing.
Is DR. ROBERT JOHN GRAMMATICO (M.D.) listed as active for patients and plans?
The listing shows DR. ROBERT JOHN GRAMMATICO (M.D.) as active in the NPI system.
What healthcare role does DR. ROBERT JOHN GRAMMATICO (M.D.) hold?
Scheduling teams often label DR. ROBERT JOHN GRAMMATICO (M.D.) under Emergency Medicine Physician. Clinical services aligned with this taxonomy classification.
Does DR. ROBERT JOHN GRAMMATICO (M.D.) list a practice location?
Patients near Beaumont, Texas may find DR. ROBERT JOHN GRAMMATICO (M.D.) in results; validate coverage separately.
What does 'Individual Provider' mean on this profile?
Entity type tells you whether the number belongs to a person or an organization.

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