ROBERT LEE KLEIN (AGACNP-BC) – Acute Care Nurse Practitioner, NPI 1477226140

ROBERT LEE KLEIN (AGACNP-BC) is a healthcare provider. based in Weslaco, Texas. specializing in NURSE PRACTITIONER. They hold the professional credentials AGACNP-BC. They hold a License No. 1048701 (TX). The NPI Number for ROBERT LEE KLEIN (AGACNP-BC) is 1477226140

Main info

Male
5 Years Of Experience
Accepts Medicare Assignment
Name
ROBERT LEE KLEIN (AGACNP-BC)
NPI
1477226140
Phone
(956) 630-1000
Address
1604 E 8TH ST # A
Enumeration Date
28 July 2021
Last Update Date
9 March 2023

Doctor Profile

Medical School Name
OTHER
Secondary Phone
9564475557
Graduation Year
2021 (5 years ago)
PAC ID
3779981493
Group Practice PAC ID
4688643521
Professional Enrollment ID
I20211011003108
Address ID
TX785965587WE1604XSTXX401
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience32
Completeness75
Years active:4State licenses:1Digital endpointsOther names

22,204 NURSE PRACTITIONER in TX

Provider Addresses for ROBERT LEE KLEIN (AGACNP-BC)

  • 1604 E 8TH ST # A

    WESLACO, TX 785965587

    Phone: (956) 630-1000

    Type: Mailing

  • 5300 N McColl Rd Ste 100

    McAllen, TX 785043969

    Phone: (956) 630-1000

    Type: Location

  • 2720 ZURICH AVE

    MCALLEN, TX 785046381

    Phone: (956) 500-0111

    Type: Mailing

  • 1604 E 8TH ST STE A

    WESLACO, TX 785965587

    Phone: (956) 447-5557

    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: 2021-10-11

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
I20211011003108INurse PractitionerTXTBD

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.

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

Insurance plans in this area (ZIP 78596)

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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: 4688643521View full group profile
NameSpecialtyState
Nurse PractitionerTX
Physician AssistantTX
Pulmonary Disease, Critical Care (Intensivists)TX
Critical Care (Intensivists), Pulmonary DiseaseFL
Nurse PractitionerTX
-TX
Pulmonary Disease, Critical Care (Intensivists)TX
Physician AssistantTX
Nurse PractitionerTX
Nurse PractitionerTX

Reviews

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Frequently asked questions

Can I verify ROBERT LEE KLEIN (AGACNP-BC) with an NPI only?
You can start verification with NPI 1477226140 for ROBERT LEE KLEIN (AGACNP-BC), then check state licensing separately.
Does the file indicate ROBERT LEE KLEIN (AGACNP-BC) is practicing under active NPI?
Directory data currently reports ROBERT LEE KLEIN (AGACNP-BC) as active.
What is ROBERT LEE KLEIN (AGACNP-BC)'s specialty?
The listing groups ROBERT LEE KLEIN (AGACNP-BC) with Acute Care Nurse Practitioner. Clinical services aligned with this taxonomy classification.
Does ROBERT LEE KLEIN (AGACNP-BC) list a practice location?
Patients near Weslaco, Texas may find ROBERT LEE KLEIN (AGACNP-BC) in results; validate coverage separately.
Why does ROBERT LEE KLEIN (AGACNP-BC) have multiple addresses?
4 practice locations appear in the available data. Multiple addresses are common for hospital privileges, telehealth, or multi-site groups.

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