SHEHZAD N MERWAT M.D.
NPI 1891700597
Internal Medicine - Gastroenterology in Houston, TX

Q: What is Shehzad Merwat's NPI number?

The NPI number for Shehzad Merwat is 1891700597. It was assigned to this individual provider in the NPPES registry on July 30, 2006.

Q: What is Shehzad Merwat's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.

Q: When was this NPI record last updated?

The NPPES record for Shehzad Merwat was last updated on November 3, 2025. NPI Profile syncs with the weekly NPPES data releases published by CMS.

Active since July 30, 2006PECOS EnrolledAccepts Medicare Assignment

82.38/100

CMS Quality Rating

6400 FANNIN ST STE 1400, HOUSTON, TX 77030(713) 704-3450 Get Directions Write a Review

NPPES record last updated: November 3, 2025. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Nov 3, 2025, Sep 18, 2025, Jul 12, 2022 and 1 more (4 updates tracked since 2019).

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About Shehzad N Merwat M.d. NPPES

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

SHEHZAD N MERWAT M.D. (NPI 1891700597) is an individual gastroenterology provider in Houston, Texas, licensed in New Hampshire (38549) and active in the NPI registry since July 2006. He is enrolled in Medicare PECOS, is affiliated with Parkview Regional Medical Center, and maintains 2 additional practice locations.

NPPES Registry Identity

NPI1891700597

Entity TypeIndividualMale

Primary Taxonomy207RG0100X

Provider Legal NameSHEHZAD N MERWATCredential: M.D.

Location Address6400 FANNIN ST STE 1400Houston, TX 77030-1512

Mailing Address6400 Fannin St Ste 1400Houston, TX 77030-1512 · (713) 704-3450

Phone(713) 704-3450

Sole ProprietorNo

Medical School CMSOtherGraduated 2001

Enumeration DateJuly 30, 2006

Last NPPES UpdateNovember 3, 20254 updates tracked since enumeration

NPPES CertifiedNovember 3, 2025

✔ NPI 1891700597 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyInternal Medicine · GastroenterologyAllopathic & Osteopathic Physicians

Taxonomy Code207RG0100X

Licenses✔ Licensed in NH · 38549✔ Licensed in IN · 01097609A✔ Licensed in TX · M6291

Definition

An internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using endoscopes to visualize internal organs.

Also ListedInternal MedicineTaxonomy 207R00000X · License M6291 (TX)

Also ListedInternal Medicine · Transplant HepatologyTaxonomy 207RT0003X · License M6291 (TX)

6400 FANNIN ST STE 1400, Houston, TX 77030

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Secondary Practice Locations 2

Location 111104 Parkview Circle Dr Ste 310Fort Wayne, IN 46845-1733 · Phone (260) 266-5230 · Fax (260) 458-5972

Location 2580 Court StKeene, NH 03431-1718 · Phone (603) 345-5400

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of Texas, CareSource, Harvard Pilgrim Health Care and more.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

Shehzad N Merwat M.d. 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 ID5698870343

PECOS Enrollment IDI20251002001498, I20251015004375

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 3

Services this provider delivered to Medicare fee-for-service patients, from the 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.

71 services28 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.

29 services27 patients

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214

This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.

15 services12 patients

Hospital Affiliations CMS Care Compare 3

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

Parkview Regional Medical Center

Acute Care Hospitals · Fort Wayne, IN

3/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number150021

Location11109 Parkview Plaza DriveFort Wayne, IN 46845 · Allen County

Emergency services Birthing friendly

Cheshire Medical Center

Acute Care Hospitals · Keene, NH

3/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number300019

Location580 Court StreetKeene, NH 03431 · Cheshire County

Emergency services Birthing friendly

Memorial Hermann - Texas Medical Center

Acute Care Hospitals · Houston, TX

3/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number450068

Location6411 FanninHouston, TX 77030 · Harris County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 77030 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

$134.06 typical visit price

range $58.24 – $176.98

Typical copayment $33.51 (range $14.56 – $44.24)

Most-billed visit code 99204

Established Patient

$102.71 typical visit price

range $18.60 – $143.93

Typical copayment $25.67 (range $4.65 – $35.98)

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.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

82.38/100

MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program

Scored as part of a group practice

Quality

79.23

Promoting Interoperability

100

Improvement Activities

Cost

58.5

Referred Medical Equipment & Supplies CMS DME claims 4

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

Tacrolimus, immediate release, oral, 1 mg J7507

Treatment-Treatment - Miscellaneous · category RX029N

4 suppliers40 claims3,150 services$0.34 avg. paid by Medicare

Mycophenolic acid, oral, 180 mg J7518

Treatment-Treatment - Miscellaneous · category RX029N

3 suppliers45 claims3,180 services$1.04 avg. paid by Medicare

Pharmacy supply fee for oral anti-cancer, oral anti-emetic or immunosuppressive drug(s); for the first prescription in a 30-day period Q0511

Treatment-Chemotherapy · category RH012N

5 suppliers60 claims60 services$19.00 avg. paid by Medicare

Pharmacy supply fee for oral anti-cancer, oral anti-emetic or immunosuppressive drug(s); for a subsequent prescription in a 30-day period Q0512

Treatment-Chemotherapy · category RH012N

5 suppliers29 claims29 services$11.80 avg. paid by Medicare

Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

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Other Providers at the Same Location NPPES 14

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

ELIZABETH GUN-WHA HOLT MD