LEE W HAAK MD
NPI 1104803923
Family Medicine in Grapevine, TX

Active since December 22, 2005PECOS EnrolledAccepts Medicare Assignment
5301 WILLIAM D TATE AVE, GRAPEVINE, TX 76051(817) 251-2101(817) 421-5041 Get Directions Write a Review

NPPES record last updated: April 30, 2025. Verified against the NPPES registry weekly; last sync: July 19, 2026.

Record update history: Jan 15, 2019, Nov 19, 2018 (2 updates tracked since 2018).

About Lee W Haak Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

LEE W HAAK MD (NPI 1104803923) is an individual family medicine provider in Grapevine, Texas, licensed in Texas (L2296) and active in the NPI registry since December 2005. He is enrolled in Medicare PECOS, is affiliated with South Texas Health System, and maintains a secondary practice location in Mcallen.

NPPES Registry Identity

NPI1104803923
Entity TypeIndividualMale
Primary Taxonomy207Q00000X
Provider Legal NameLEE W HAAKCredential: MD
Location Address5301 WILLIAM D TATE AVEGrapevine, TX 76051-7357
Mailing Address110 E Savannah Ave, Bldg B Suite 203Mcallen, TX 78503-9494 · (956) 686-7611 · Fax (956) 618-3164
Fax(817) 421-5041
Sole ProprietorNo
Medical School CMSTexas A & M University System, Hsc, College Of MedicineGraduated 2000
Enumeration DateDecember 22, 2005
Last NPPES UpdateApril 30, 20252 updates tracked since enumeration
NPPES CertifiedApril 30, 2025
NPI 1104803923 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207Q00000X
License Licensed in TX · L2296
Definition

Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.

Also ListedHospitalistTaxonomy 208M00000X · License L2296 (TX)
5301 WILLIAM D TATE AVE, Grapevine, TX 76051

Secondary Practice Location 1

Location 1110 E Savannah Ave Bldg BMcAllen, TX 78503-1241 · Phone (956) 686-7611 · Fax (956) 618-3164

Other Identifiers 3

Other740054TX · Medicare
Medicaid146776321TX
Medicaid146776307TX

Accepted Insurance

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

Lee W Haak Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID3072596667
PECOS Enrollment IDI20040612000789
Eligible to Order & Refer Part B Labs & Imaging Durable Medical Equipment Home Health Agency Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims 6

Services this provider delivered to Medicare fee-for-service patients, from the 2024 & 2026 CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 99233
Follow-up hospital inpatient care per day typically involves a 35-minute check-up by your healthcare provider. This service includes monitoring your health progress, adjusting your treatment plan if needed, and answering any questions you may have about your condition or care.
393 services144 patients
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232
Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.
311 services140 patients
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 99223
Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.
142 services128 patients
Hospital discharge day management, more than 30 minutes 99239
Hospital discharge day management over 30 minutes involves a detailed process to ensure a smooth transition from hospital to home. It includes final examinations, discussion of your hospital stay, post-discharge instructions, and coordinating follow-up care.
141 services129 patients
Hospital discharge day management, 30 minutes or less 99238
Hospital discharge day management of 30 minutes or less includes finalizing your treatment, discussing your progress, and planning after-care at home. It ensures you're ready to leave the hospital and continue recovery safely.
55 services55 patients
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 99222
Initial hospital inpatient care is a service where a healthcare provider spends about 50 minutes per day overseeing your care while you're admitted in the hospital. This includes reviewing your health status, planning your treatment, and ensuring your safety and comfort.
36 services35 patients

Hospital Affiliations CMS Care Compare 4

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

South Texas Health System

Acute Care Hospitals · Edinburg, TX
3/5 CMS rating
OwnershipProprietary
CMS Certification Number450119
Location1102 W Trenton RoadEdinburg, TX 78539 · Hidalgo County
Emergency services Birthing friendly

Mission Regional Medical Center

Acute Care Hospitals · Mission, TX
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number450176
Location900 South Bryan RoadMission, TX 78572 · Hidalgo County
Birthing friendly

Rio Grande Regional Hospital

Acute Care Hospitals · Mcallen, TX
3/5 CMS rating
OwnershipProprietary
CMS Certification Number450711
Location101 E Ridge RdMcallen, TX 78503 · Hidalgo County
Emergency services Birthing friendly

Doctors Hosptal At Renaissance

Acute Care Hospitals · Edinburg, TX
3/5 CMS rating
OwnershipPhysician
CMS Certification Number450869
Location5501 South MccollEdinburg, TX 78539 · Hidalgo County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 76051 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$87.20 typical visit price
range $56.47 – $171.07
Typical copayment $21.80 (range $14.11 – $42.76)
Most-billed visit code 99203
Established Patient
$99.68 typical visit price
range $18.18 – $139.68
Typical copayment $24.92 (range $4.54 – $34.92)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Referred Medical Equipment & Supplies CMS DME claims 2

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Portable gaseous oxygen system, rental; includes portable container, regulator, flowmeter, humidifier, cannula or mask, and tubing E0431
DME-Oxygen and Supplies · category DC000N
2 suppliers26 claims26 services$12.15 avg. paid by Medicare
Oxygen concentrator, single delivery port, capable of delivering 85 percent or greater oxygen concentration at the prescribed flow rate E1390
DME-Oxygen and Supplies · category DC002N
3 suppliers20 claims20 services$57.59 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

MIPS Quality Measures

The following performance measures were reported under the Merit-Based Incentive Payment System (MIPS) and Qualified Clinical Data Registry (QCDR) quality measures program.

Quality Measure Performance Number of Patients

Other Providers at the Same Location NPPES 7

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Physical Therapy Assistant
5301 WILLIAM D TATE AVE
GRAPEVINE, TX 76051
Physical Therapist
5301 WILLIAM D TATE AVE
GRAPEVINE, TX 76051
Family Medicine
5301 WILLIAM D TATE AVE
GRAPEVINE, TX 76051
Family Medicine
5301 WILLIAM D TATE AVE
GRAPEVINE, TX 76051
Family Medicine
5301 WILLIAM D TATE AVE
GRAPEVINE, TX 76051
Nurse Practitioner (Family)
5301 WILLIAM D TATE AVE
GRAPEVINE, TX 76051
Nurse Practitioner (Family)
5301 WILLIAM D TATE AVE
GRAPEVINE, TX 76051

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1104803923, enumerated as an "individual" on December 22, 2005.

The provider is located at 5301 WILLIAM D TATE AVE GRAPEVINE, TX 76051 and the phone number is (817) 251-2101.

Family Medicine with taxonomy code 207Q00000X.

The provider might be accepting Accepts: Blue Cross and Blue Shield of Texas, Molina. Please consult your insurance carrier or call the provider to verify.

Lee Haak is affiliated with: SOUTH TEXAS HEALTH SYSTEM, MISSION REGIONAL MEDICAL CENTER, RIO GRANDE REGIONAL HOSPITAL and DOCTORS HOSPTAL AT RENAISSANCE.