MICHAEL DILLON HANNASCH PA-C
NPI 1588038152
Physician Assistant - Surgical in Victoria, TX

Active since November 19, 2015PECOS EnrolledAccepts Medicare Assignment
105 SPRING GREEN BLVD STE 300, VICTORIA, TX 77904(361) 345-4566(888) 849-3841 Get Directions Write a Review

NPPES record last updated: December 12, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Dec 12, 2025, Mar 30, 2023, Sep 28, 2016 and 2 more (5 updates tracked since 2015).

About Michael Dillon Hannasch Pa-c NPPES

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

MICHAEL DILLON HANNASCH PA-C (NPI 1588038152) is an individual surgical provider in Victoria, Texas, licensed in Texas (PA10395) and active in the NPI registry since November 2015. He is enrolled in Medicare PECOS, is affiliated with Citizens Medical Center, and is a graduate of Other (2015).

NPPES Registry Identity

NPI1588038152
Entity TypeIndividualMale
Primary Taxonomy363AS0400X
Provider Legal NameMICHAEL DILLON HANNASCHCredential: PA-C
Location Address105 SPRING GREEN BLVD STE 300Victoria, TX 77904-7102
Mailing Address105 Spring Green Blvd Ste 300Victoria, TX 77904-7102 · (361) 345-4566 · Fax (888) 849-3841
Fax(888) 849-3841
Sole ProprietorNo
Medical School CMSOtherGraduated 2015
Enumeration DateNovember 19, 2015
Last NPPES UpdateDecember 12, 20255 updates tracked since enumeration
NPPES CertifiedDecember 12, 2025
NPI 1588038152 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

Primary SpecialtyPhysician Assistant · SurgicalPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363AS0400X
License Licensed in TX · PA10395
Also ListedPhysician Assistant · MedicalTaxonomy 363AM0700X · License PA10395 (TX)
105 SPRING GREEN BLVD STE 300, Victoria, TX 77904

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

Michael Dillon Hannasch Pa-c 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 ID5991098790
PECOS Enrollment IDI20160801000115
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 10

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.

Injection, triamcinolone acetonide, not otherwise specified, 10 mg J3301
Triamcinolone acetonide is a medication used to reduce inflammation in the body. It's given as a 10 mg injection for conditions like allergies, arthritis, or skin problems. The injection helps to decrease swelling, redness, and itching.
1,874 services280 patients
Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
733 services495 patients
Aspiration and/or injection of fluid from large joint 20610
This procedure involves using a needle to remove (aspiration) or introduce (injection) fluid into a large joint like the knee or hip. It can help diagnose conditions, relieve discomfort, or deliver medication directly to the joint.
386 services276 patients
New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more 99203
This service involves an initial office or outpatient visit for a new patient. The healthcare professional will spend 30-44 minutes understanding your health history, current issues, and discussing possible treatment plans. It's a comprehensive evaluation to start your healthcare journey.
122 services122 patients
Replacement of knee joint, both sides of knee 27447
A bilateral knee joint replacement is a procedure where the damaged parts of both your knee joints are replaced with artificial parts. It aims to relieve pain and improve mobility. The process involves a surgical operation under anesthesia.
70 services68 patients
Prosthetic repair of shoulder joint, total shoulder 23472
Total shoulder prosthetic repair is a surgical procedure to replace a damaged shoulder joint with artificial components. It aims to relieve pain and restore mobility. The procedure involves replacing the ball (humeral head) and socket (glenoid) of the shoulder joint.
24 services24 patients

Hospital Affiliations CMS Care Compare 4

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

Citizens Medical Center

Acute Care Hospitals · Victoria, TX
4/5 CMS rating
OwnershipVoluntary non-profit - Other
CMS Certification Number450023
Location2701 Hospital DriveVictoria, TX 77901 · Victoria County
Emergency services Birthing friendly

De Tar Hospital Navarro

Acute Care Hospitals · Victoria, TX
4/5 CMS rating
OwnershipProprietary
CMS Certification Number450147
Location506 E San Antonio StVictoria, TX 77901 · Victoria County
Emergency services Birthing friendly

Jackson Healthcare Center

Critical Access Hospitals · Edna, TX
OwnershipGovernment - Hospital District or Authority
CMS Certification Number451363
Location1013 S WellsEdna, TX 77957 · Jackson County
Emergency services

Lavaca Medical Center

Critical Access Hospitals · Hallettsville, TX
OwnershipGovernment - Hospital District or Authority
CMS Certification Number451376
Location1400 North Texana StreetHallettsville, TX 77964 · Lavaca County
Emergency services

Other Providers at the Same Location NPPES 2

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

Orthopaedic Surgery
105 SPRING GREEN BLVD STE 300
VICTORIA, TX 77904
Orthopaedic Surgery
105 SPRING GREEN BLVD STE 300
VICTORIA, TX 77904

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 Michael Hannasch's NPI number?

The NPI number for Michael Hannasch is 1588038152. It was assigned to this individual provider in the NPPES registry on November 19, 2015.

Where is Michael Hannasch located?

Michael Hannasch practices at 105 Spring Green Blvd Ste 300, Victoria, TX 77904. The listed phone number is (361) 345-4566.

What is Michael Hannasch's specialty?

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

Is Michael Hannasch enrolled in Medicare?

Yes. Michael Hannasch 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 Michael Hannasch accept?

Health plans from Ambetter from Arizona Complete Health, Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections, Ambetter from Superior HealthPlan and Ambetter of Oklahoma and 2 other insurers list Michael Hannasch 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 Michael Hannasch affiliated with any hospitals?

According to CMS data, Michael Hannasch is affiliated with Citizens Medical Center, De Tar Hospital Navarro, Jackson Healthcare Center and Lavaca Medical Center.

When was this NPI record last updated?

The NPPES record for Michael Hannasch was last updated on December 12, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 months 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.