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JOHN W MERRELL P.A.
NPI 1912961897
Physician Assistant - Surgical in Round Rock, TX

Active since April 17, 2006PECOS EnrolledAccepts Medicare Assignment
302 UNIVERSITY BLVD, ROUND ROCK, TX 78665(512) 509-0200(512) 218-6330 Get Directions Write a Review

NPPES record last updated: January 2, 2020. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Jan 2, 2020, Nov 26, 2019 (2 updates tracked since 2019).

About John W Merrell P.a. NPPES

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

JOHN W MERRELL P.A. (NPI 1912961897) is an individual surgical provider in Round Rock, Texas, licensed in Texas (PA13272) and active in the NPI registry since April 2006. He is enrolled in Medicare PECOS, is affiliated with Aspirus Wausau Hospital, and is a graduate of Other (1990).

NPPES Registry Identity

NPI1912961897
Entity TypeIndividualMale
Primary Taxonomy363AS0400X
Provider Legal NameJOHN W MERRELLCredential: P.A.
Location Address302 UNIVERSITY BLVDRound Rock, TX 78665-1032
Mailing AddressPo Box 844658Dallas, TX 75284-4658
Phone(512) 509-0200
Fax(512) 218-6330
Sole ProprietorNo
Medical School CMSOtherGraduated 1990
Enumeration DateApril 17, 2006
Last NPPES UpdateJanuary 2, 20202 updates tracked since enumeration
✔ NPI 1912961897 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPhysician Assistant · SurgicalPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363AS0400X
Licenses✔ Licensed in TX · PA13272✔ Licensed in TN · PA2181✔ Licensed in LA · A10176
302 UNIVERSITY BLVD, Round Rock, TX 78665
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Other Identifiers 1

Medicaid1625795LA

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Shield, Aspirus Health Plan, HealthPartners.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

John W Merrell P.a. 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 ID9830147644
PECOS Enrollment IDI20190107001107
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.

Hospital Affiliations CMS Care Compare

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

Aspirus Wausau Hospital

Acute Care Hospitals · Wausau, WI
4/5 CMS rating
OwnershipProprietary
CMS Certification Number520030
Location333 Pine Ridge BlvdWausau, WI 54401 · Marathon County
Emergency services Birthing friendly

Other Providers at the Same Location NPPES 20

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

HIRUT NICODIMOS
Physician Assistant (Medical)
302 UNIVERSITY BLVD
ROUND ROCK, TX 78665
Williamson County (512) 509-0200
LISA D HENDERSON CRNA
Nurse Anesthetist, Certified Registered
302 UNIVERSITY BLVD
ROUND ROCK, TX 78665
Williamson County (512) 509-0200
VU NGUYEN
Internal Medicine (Gastroenterology)
302 UNIVERSITY BLVD
ROUND ROCK, TX 78665
Williamson County (512) 509-0200
MR. JOHN L. TROUTNER MD
Psychiatry & Neurology (Psychiatry)
302 UNIVERSITY BLVD
ROUND ROCK, TX 78665
Williamson County (512) 509-8404
DR. RAFAEL EDUARDO GONZALEZ M.D.
Internal Medicine (Interventional Cardiology)
302 UNIVERSITY BLVD
ROUND ROCK, TX 78665
Williamson County (512) 509-0200
KATIE BENJEGERDES HOMAN MD
Dermatology
302 UNIVERSITY BLVD
ROUND ROCK, TX 78665
Williamson County (512) 509-0200
ANEESA PATEL CAA
Anesthesiologist Assistant
302 UNIVERSITY BLVD
ROUND ROCK, TX 78665
Williamson County (512) 509-0200
JASON D PARKER M.D.
Anesthesiology
302 UNIVERSITY BLVD
ROUND ROCK, TX 78665
Williamson County (512) 509-0200

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is John Merrell's NPI number?

The NPI number for John Merrell is 1912961897. It was assigned to this individual provider in the NPPES registry on April 17, 2006.

Where is John Merrell located?

John Merrell practices at 302 University Blvd, Round Rock, TX 78665. The listed phone number is (512) 509-0200.

What is John Merrell's specialty?

The primary specialty registered for this NPI is Physician Assistant, specializing in Surgical, with taxonomy code 363AS0400X.

Is John Merrell enrolled in Medicare?

Yes. John Merrell is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

What insurance does John Merrell accept?

Health plans from Anthem Blue Cross and Blue Shield, Aspirus Health Plan and HealthPartners list John Merrell as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is John Merrell affiliated with any hospitals?

According to CMS data, John Merrell is affiliated with Aspirus Wausau Hospital.

When was this NPI record last updated?

The NPPES record for John Merrell was last updated on January 2, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.