JOSEPH LESLIE PEAN (MD) – Critical Care Medicine (Internal Medicine) Physician, NPI 1609873512

JOSEPH LESLIE PEAN (MD) is a healthcare provider. based in Weslaco, Texas. specializing in PULMONARY DISEASE, CRITICAL CARE (INTENSIVISTS). They hold the professional credentials MD. They hold a License No. H5602 (TX). The NPI Number for JOSEPH LESLIE PEAN (MD) is 1609873512

Main info

Male
Sole Proprietor
46 Years Of Experience
Accepts Medicare Assignment
Name
JOSEPH LESLIE PEAN (MD)
NPI
1609873512
Phone
(956) 793-2835
Address
1604 E 8TH ST STE A
Enumeration Date
7 July 2005
Last Update Date
2 October 2018

Doctor Profile

Medical School Name
OTHER
Secondary Phone
9564475557
Graduation Year
1980 (46 years ago)
PAC ID
8820987316
Group Practice PAC ID
4688643521
Professional Enrollment ID
I20040312000639
Address ID
TX785965587WE1604XSTXX401
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience59
Completeness75
Years active:20State licenses:1Digital endpointsOther names

1,186 PULMONARY DISEASE in TX

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Provider Addresses for JOSEPH LESLIE PEAN (MD)

  • East 8th Street, Weslaco, Hidalgo County, Texas, 78596, United States

    WESLACO, TX 785965587

    Phone: (956) 793-2835

    Fax: (956) 447-5747

    Type: Mailing

  • 5300 N McColl Rd Ste 100

    McAllen, TX 785043969

    Phone: (956) 630-1000

    Fax: (956) 447-5747

    Type: Location

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

CMS reports 10 Open Payments records for all available years, with a total value of $868.

Total Amount is formed as General ($868) + Research ($0) + Ownership ($0) = $868.

Last reported payment date: 2024-12-05 • Largest payer in this snapshot: Insmed, Inc. ($769).

Total Amount

$868

General + Research + Ownership

Payments

10

Total payment records

General Amount

$868

General payments

Research Amount

$0

Research funding

Ownership Amount

$0

Ownership interests

Ownership Count

0

Ownership records

Last Payment Date

2024-12-05

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: 2004-03-12

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
I20040312000639IPulmonary DiseaseTXTBD

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
99291Critical care, first 30-74 minutes289103$0
99233Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes22493$0
99232Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes7542$0
99213Established patient office or other outpatient visit, 20-29 minutes6535$0
99214Established patient office or other outpatient visit, 30-39 minutes6139$0
View full utilization report →

Insurance plans in this area (ZIP 78596)

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Provider's Procedures

JOSEPH LESLIE PEAN (MD) performs procedures in PULMONARY DISEASE. See the list of HCPCS codes below.
SpecialtyPractice State
HCPCS Code
Description
Service Count
Beneficiary Count
PULMONARY DISEASETX95811Sleep monitoring of patient (6 years or older) in sleep lab with continued pressured respiratory assistance by mask or breathing tube1515

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

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Frequently asked questions

Is there an official ID for JOSEPH LESLIE PEAN (MD) in U.S. healthcare records?
The official identifier for JOSEPH LESLIE PEAN (MD) is NPI 1609873512.
Active or inactive — what applies to JOSEPH LESLIE PEAN (MD)?
You should see JOSEPH LESLIE PEAN (MD) as active in CMS-hosted NPPES data.
What kind of doctor is JOSEPH LESLIE PEAN (MD)?
JOSEPH LESLIE PEAN (MD) is associated with Critical Care Medicine (Internal Medicine) Physician in the directory — Clinical services aligned with this taxonomy classification.
What practice footprint exists for JOSEPH LESLIE PEAN (MD)?
Travel planning: use Weslaco, Texas as the reference point for JOSEPH LESLIE PEAN (MD), then confirm.
When was this NPI issued?
Enumeration for JOSEPH LESLIE PEAN (MD) is noted as July 7, 2005 where the registry provides it.

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