LEE W HAAK (MD) – Family Medicine Physician, NPI 1104803923

LEE W HAAK (MD) is a healthcare provider. based in Mcallen, Texas. specializing in EMERGENCY MEDICINE, FAMILY PRACTICE. They hold the professional credentials MD. They hold a License No. L2296 (TX). The NPI Number for LEE W HAAK (MD) is 1104803923

Main info

Male
26 Years Of Experience
Accepts Medicare Assignment
Name
LEE W HAAK (MD)
NPI
1104803923
Phone
(956) 686-7611
Address
110 E Savannah Ave Bldg B
Enumeration Date
22 December 2005
Last Update Date
30 April 2025

Doctor Profile

Medical School Name
TEXAS A & M UNIVERSITY SYSTEM, HSC, COLLEGE OF MEDICINE
Secondary Phone
9564406300
Graduation Year
2000 (26 years ago)
PAC ID
3072596667
Group Practice PAC ID
6406028810
Professional Enrollment ID
I20040612000789
Address ID
TX785503228HA512XXLNXX304
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

4,050 EMERGENCY MEDICINE in TX

Provider Addresses for LEE W HAAK (MD)

  • 110 E Savannah Ave Bldg B

    McAllen, TX 785031241

    Phone: (956) 686-7611

    Fax: (956) 618-3164

    Type: Location

  • 110, East Savannah Avenue, McAllen, Hidalgo County, Texas, 78503, United States

    BLDG B SUITE 203

    MCALLEN, TX 785039494

    Phone: (956) 686-7611

    Fax: (956) 618-3164

    Type: Mailing

  • 5301, William D Tate Avenue, Colleyville, Tarrant County, Texas, 76051, United States

    GRAPEVINE, TX 760517357

    Phone: (817) 251-2101

    Fax: (817) 421-5041

    Type: Location

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

CMS reports 6 Open Payments records for all available years, with a total value of $553.

Total Amount is formed as General ($553) + Research ($0) + Ownership ($0) = $553.

Last reported payment date: 2024-10-17 • Largest payer in this snapshot: Janssen Pharmaceuticals, Inc ($135).

Total Amount

$553

General + Research + Ownership

Payments

6

Total payment records

General Amount

$553

General payments

Research Amount

$0

Research funding

Ownership Amount

$0

Ownership interests

Ownership Count

0

Ownership records

Last Payment Date

2024-10-17

Latest reported date

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: 2004-06-12

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
I20040612000789IEmergency MedicineTXTBD

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
99232Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes305101$0
99233Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes294138$0
99223Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes164152$0
99238Hospital discharge day management, 30 minutes or less8576$0
99239Hospital discharge day management, more than 30 minutes7570$0
View full utilization report →

Insurance plans in this area (ZIP 78503)

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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: 6406028810View full group profile
NameSpecialtyState
Family PracticeTX
Family Practice, Internal MedicineTX
-TX
-TX
Hospitalist, Internal MedicineOK
Internal Medicine, Infectious DiseaseTX
Internal MedicineTX
Family PracticeTX
Internal MedicineTX
Internal MedicineTX

Reviews

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Frequently asked questions

Does LEE W HAAK (MD) share an NPI with anyone else?
NPI numbers are unique to each provider or organization — LEE W HAAK (MD) uses 1104803923.
Is LEE W HAAK (MD) listed as active for patients and plans?
The listing shows LEE W HAAK (MD) as active in the NPI system.
What is LEE W HAAK (MD)'s primary classification?
Family Medicine Physician is the headline specialty for LEE W HAAK (MD) here. Clinical services aligned with this taxonomy classification.
What area does LEE W HAAK (MD) serve?
LEE W HAAK (MD)'s listing highlights Mcallen, Texas; more addresses can appear in NPPES.
Why does LEE W HAAK (MD) have multiple addresses?
3 practice locations appear in the available data. Multiple addresses are common for hospital privileges, telehealth, or multi-site groups.

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Unknown Individual

Family Medicine Physician
110 E SAVANNAH AVE BLDG A203
NPI: 1972503217