DR. TIMOTHY WADE CASIAS M.D.
NPI 1356579726
Anesthesiology in Middleton, WI

Q: What is Timothy Casias's NPI number?

The NPI number for Timothy Casias is 1356579726. It was assigned to this individual provider in the NPPES registry on June 24, 2009.

Q: What is Timothy Casias's specialty?

The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.

Q: When was this NPI record last updated?

The NPPES record for Timothy Casias was last updated on August 10, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.

Active since June 24, 2009PECOS EnrolledAccepts Medicare Assignment

84.44/100

CMS Quality Rating

4910 AUGUSTA DR, MIDDLETON, WI 53597(303) 884-1699 Get Directions Write a Review

NPPES record last updated: August 10, 2021. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Aug 10, 2021, Jan 25, 2021, Jan 7, 2021 and 1 more (4 updates tracked since 2019).

On this page

About Dr. Timothy Wade Casias M.d. NPPES

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

DR. TIMOTHY WADE CASIAS M.D. (NPI 1356579726) is an individual anesthesiology provider in Middleton, Wisconsin, licensed in Wisconsin (67450) and active in the NPI registry since June 2009. He is enrolled in Medicare PECOS, is affiliated with Aiken Regional Medical Center, and is a graduate of Other (2009).

NPPES Registry Identity

NPI1356579726

Entity TypeIndividualMale

Primary Taxonomy207L00000X

Provider Legal NameDR. TIMOTHY WADE CASIASCredential: M.D.

Location Address4910 AUGUSTA DRMiddleton, WI 53597-8822

Mailing Address4910 Augusta DrMiddleton, WI 53597-8822

Phone(303) 884-1699

Sole ProprietorNo

Medical School CMSOtherGraduated 2009

Enumeration DateJune 24, 2009

Last NPPES UpdateAugust 10, 20214 updates tracked since enumeration

NPPES CertifiedAugust 10, 2021

✔ NPI 1356579726 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 4

★ Primary SpecialtyAnesthesiologyAllopathic & Osteopathic Physicians

Taxonomy Code207L00000X

License✔ Licensed in WI · 67450

Definition

An anesthesiologist is trained to provide pain relief and maintenance, or restoration, of a stable condition during and immediately following an operation or an obstetric or diagnostic procedure. The anesthesiologist assesses the risk of the patient undergoing surgery and optimizes the patient's condition prior to, during and after surgery. In addition to these management responsibilities, the anesthesiologist provides medical management and consultation in pain management and critical care medicine. Anesthesiologists diagnose and treat acute, long-standing and cancer pain problems; diagnose and treat patients with critical illnesses or severe injuries; direct resuscitation in the care of patients with cardiac or respiratory emergencies, including the need for artificial ventilation; and supervise post-anesthesia recovery.

Also ListedAnesthesiology · Pain MedicineTaxonomy 207LP2900X · License 67450 (WI)

Also ListedPediatricsTaxonomy 208000000X · License 2010027316 (MO)

Also ListedPain Medicine · Pain MedicineTaxonomy 208VP0000X · License 67450 (WI)

4910 AUGUSTA DR, Middleton, WI 53597

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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Timothy Wade Casias 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 ID9537489182

PECOS Enrollment IDI20210827000623

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.

Medicare Billing Reassignments

Medicare enrollment records show Timothy Casias reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Medstream Anesthesia PLLC

803 mi

Anesthesiology

2221 LAKESIDE BLVD STE 600
Richardson, TX 75082

Reassigned Medicare billing, South Carolina enrollment
553 clinicians in this Medicare group

NPI 1649616160 (828) 210-9386

Atlantic Coast Anesthesia Services P.C.

865 mi

Anesthesiology

809 82ND PKWY
Myrtle Beach, SC 29572

Reassigned Medicare billing, South Carolina enrollment
Medicare enrollment name: Atlantic Coast Anesthesia Services PC
258 clinicians in this Medicare group

NPI 1932641313 (843) 692-1000

Low Country Anesthesia, PA

880 mi

Anesthesiology

955 RIBAUT ROAD
Beaufort, SC 29902

Reassigned Medicare billing, South Carolina enrollment
109 clinicians in this Medicare group

NPI 1417928268 (843) 522-5087

Ad Of South Carolina LLC

882 mi

Anesthesiology

215 E BAY ST STE 201K
Charleston, SC 29401

Reassigned Medicare billing, South Carolina enrollment
48 clinicians in this Medicare group

NPI 1205518792 (888) 851-4642

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Areas of Expertise CMS Part B claims 12

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.

Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope 00731

This procedure involves the use of an endoscope, a flexible tube with a light and camera, to examine your esophagus, stomach, or upper small bowel. Anesthesia ensures you are comfortable and pain-free during the procedure.

29 services27 patients

Anesthesia for other procedure on upper abdomen 00790

Anesthesia for an upper abdomen procedure involves using medications to help you feel no pain during the operation. It can be general, where you're unconscious, or regional, where just the abdomen area is numbed. It ensures comfort and stillness, aiding a successful procedure.

27 services27 patients

Anesthesia for other procedure on large bowel using an endoscope 00811

Anesthesia for an endoscopic procedure on the large bowel ensures comfort and relaxation during the procedure. You'll be given medication to make you drowsy or asleep, eliminating any discomfort. The medication can be administered through a vein or inhaled.

23 services22 patients

Anesthesia for exam of colon using an endoscope 00812

Anesthesia for a colon examination with an endoscope is a method used to ensure comfort during the procedure. It involves administering medication to help you relax or sleep, thus reducing discomfort as the endoscope, a thin, flexible tube, is navigated through your colon.

22 services22 patients

Injection of local anesthetic for abdominal wall pain control on both sides using imaging guidance 64488

This procedure involves injecting a local anesthetic into the abdominal wall to manage pain. It's carried out on both sides of the abdomen using imaging guidance for precision. This helps numb the area, providing relief from discomfort.

21 services21 patients

Anesthesia for procedure on small and large bowel using an endoscope 00813

Anesthesia for an endoscopic procedure on the small and large bowel ensures comfort and relaxation during the procedure. It involves administering medicine to help you sleep or feel drowsy. This allows the doctor to examine your bowels without causing you discomfort or pain.

20 services20 patients

Anesthesia for other procedure on lower abdomen 00840

Anesthesia for a lower abdomen procedure involves medication to eliminate pain during surgery. You might be awake but relaxed and pain-free, or you may be completely unconscious. It's administered to ensure comfort and safety throughout the operation.

18 services18 patients

Anesthesia for lens surgery 00142

Anesthesia for lens surgery involves administering medication to numb the eye area, ensuring you feel no pain during the procedure. This can be a local anesthetic (numbing only the eye area) or general (where you're asleep). It helps make the surgery comfortable and stress-free.

15 services15 patients

Anesthesia for other procedure on skin, muscles, or nerves of head, neck, and upper back 00300

Anesthesia for procedures on skin, muscles, or nerves of the head, neck, and upper back involves using medication to numb the area or make you unconscious during the procedure. This ensures you don't feel pain or discomfort. It's safe and monitored by professionals.

14 services14 patients

Injection of anesthetic agent and/or steroid into thigh nerve (femoral nerve) 64447

This procedure involves injecting a numbing agent and/or steroid into a nerve in your thigh. It's done to alleviate pain or inflammation. A needle will be carefully positioned near the nerve, and the medicine will be administered.

14 services14 patients

Other procedure on nervous system 64999

A procedure on the nervous system can involve various techniques to diagnose or treat conditions affecting your brain, spinal cord, or nerves. These can include surgeries, tests, or therapies. It's done by specialized doctors to help improve your neurological health.

14 services14 patients

Anesthesia for fragmenting, manipulation and/or removal of kidney stone including use of an endoscope 00918

This procedure involves using anesthesia to ensure comfort while a special instrument called an endoscope helps to locate, break up, and possibly remove kidney stones. The endoscope is a thin, flexible tube which is gently inserted and navigated to the area of concern.

11 services11 patients

Hospital Affiliations CMS Care Compare

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

Aiken Regional Medical Center

Acute Care Hospitals · Aiken, SC

2/5 CMS rating

OwnershipProprietary

CMS Certification Number420082

Location302 University ParkwayAiken, SC 29801 · Aiken County

Emergency services Birthing friendly

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.

84.44/100

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

Scored as part of a group practice

Quality

88.33

Improvement Activities

Cost

69.53

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 Timothy Casias's NPI number?

The NPI number for Timothy Casias is 1356579726. It was assigned to this individual provider in the NPPES registry on June 24, 2009.

Where is Timothy Casias located?

Timothy Casias practices at 4910 Augusta Dr, Middleton, WI 53597. The listed phone number is (303) 884-1699.

What is Timothy Casias's specialty?

The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.

Is Timothy Casias enrolled in Medicare?

Yes. Timothy Casias 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.

Which organizations bill Medicare for Timothy Casias's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Timothy Casias reassigns Medicare benefits to 4 organizations: Medstream Anesthesia PLLC (Richardson, TX), Atlantic Coast Anesthesia Services P.C. (Myrtle Beach, SC), Low Country Anesthesia, PA (Beaufort, SC) and Ad Of South Carolina LLC (Charleston, SC). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Timothy Casias's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

Is Timothy Casias affiliated with any hospitals?

According to CMS data, Timothy Casias is affiliated with Aiken Regional Medical Center.

When was this NPI record last updated?

The NPPES record for Timothy Casias was last updated on August 10, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.