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SETH NELSON MD
NPI 1669828646
Anesthesiology in Marble Falls, TX

Active since May 10, 2016PECOS EnrolledAccepts Medicare Assignment
810 W HIGHWAY 71, MARBLE FALLS, TX 78654(830) 201-8000(830) 201-8008 Get Directions Write a Review

NPPES record last updated: January 20, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Jan 20, 2026, Oct 7, 2025, Jul 21, 2022 and 2 more (5 updates tracked since 2016).

About Seth Nelson Md NPPES

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

SETH NELSON MD (NPI 1669828646) is an individual anesthesiology provider in Marble Falls, Texas, licensed in Texas (S0034) and active in the NPI registry since May 2016. He is enrolled in Medicare PECOS, is affiliated with St David's Medical Center, and is a graduate of University Of Texas Medical Branch At Galveston (2016).

NPPES Registry Identity

NPI1669828646
Entity TypeIndividualMale
Primary Taxonomy207L00000X
Provider Legal NameSETH NELSONCredential: MD
Location Address810 W HIGHWAY 71Marble Falls, TX 78654-8602
Mailing AddressPo Box 844658Dallas, TX 75284-4658 · (800) 994-0371 · Fax (254) 215-9722
Phone(830) 201-8000
Fax(830) 201-8008
Sole ProprietorNo
Medical School CMSUniversity Of Texas Medical Branch At GalvestonGraduated 2016
Enumeration DateMay 10, 2016
Last NPPES UpdateJanuary 20, 20265 updates tracked since enumeration
NPPES CertifiedJanuary 20, 2026
✔ NPI 1669828646 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyAnesthesiologyAllopathic & Osteopathic Physicians
Taxonomy Code207L00000X
License✔ Licensed in TX · S0034
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.
810 W HIGHWAY 71, Marble Falls, TX 78654
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Arizona Complete Health, Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections 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

Seth Nelson 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 ID5890106553
PECOS Enrollment IDI20201201002622
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.

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.
31 services30 patients
Anesthesia for x-ray or radiation therapy 01922
Anesthesia for x-ray or radiation therapy involves administering medication to help you relax or sleep during the procedure. It's used to ensure comfort, minimize movement, and reduce anxiety. The type of anesthesia used depends on the procedure and patient's health.
16 services16 patients
Anesthesia for procedure for total knee joint replacement 01402
Anesthesia for a total knee joint replacement numbs your body to eliminate pain during surgery. This could be general anesthesia where you're unconscious, or regional anesthesia where only the leg is numb. It's administered by a specialist, ensuring safety and comfort.
12 services12 patients

Hospital Affiliations CMS Care Compare 4

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

St David's Medical Center

Acute Care Hospitals · Austin, TX
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number450431
Location919 E 32nd StAustin, TX 78705 · Travis County
Emergency services Birthing friendly

St David's South Austin Medical Center

Acute Care Hospitals · Austin, TX
5/5 CMS rating
OwnershipProprietary
CMS Certification Number450713
Location901 West Ben White BlvdAustin, TX 78704 · Travis County
Emergency services Birthing friendly

Round Rock Medical Center

Acute Care Hospitals · Round Rock, TX
4/5 CMS rating
OwnershipProprietary
CMS Certification Number450718
Location2400 Round Rock AveRound Rock, TX 78681 · Williamson County
Emergency services Birthing friendly

North Austin Medical Center

Acute Care Hospitals · Austin, TX
4/5 CMS rating
OwnershipProprietary
CMS Certification Number450809
Location12221 Mopac Expressway NorthAustin, TX 78758 · Travis 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.

JOHN A MURPHY CRNA
Nurse Anesthetist, Certified Registered
810 W HIGHWAY 71
MARBLE FALLS, TX 78654
Burnet County (830) 201-8000
DR. DUSAN DAMJANOVIC M.D.
Anesthesiology
810 W HIGHWAY 71
MARBLE FALLS, TX 78654
Burnet County (830) 201-8000
DR. JACK F. LAY JR. M.D.
Anesthesiology
810 W HIGHWAY 71
MARBLE FALLS, TX 78654
Burnet County (830) 201-8000
DR. LAUREN BIEDERMANN WALLS MD
Anesthesiology
810 W HIGHWAY 71
MARBLE FALLS, TX 78654
Burnet County (830) 201-8000
ANDRIA HILLMAN RN, BSN, MSN, CRNA
Nurse Anesthetist, Certified Registered
810 W HIGHWAY 71
MARBLE FALLS, TX 78654
Burnet County (830) 201-8000
DR. KEVIN R SHELLY M.D.
Anesthesiology
810 W HIGHWAY 71
MARBLE FALLS, TX 78654
Burnet County (830) 201-8000
CATHERINE ANNE JONES M.D.
Internal Medicine (Medical Oncology)
810 W HIGHWAY 71
MARBLE FALLS, TX 78654
Burnet County (830) 201-8000
SARA K BROWNING CRNA
Nurse Anesthetist, Certified Registered
810 W HIGHWAY 71
MARBLE FALLS, TX 78654
Burnet County (830) 201-7100

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 Seth Nelson's NPI number?

The NPI number for Seth Nelson is 1669828646. It was assigned to this individual provider in the NPPES registry on May 10, 2016.

Where is Seth Nelson located?

Seth Nelson practices at 810 W Highway 71, Marble Falls, TX 78654. The listed phone number is (830) 201-8000.

What is Seth Nelson's specialty?

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

Is Seth Nelson enrolled in Medicare?

Yes. Seth Nelson 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 Seth Nelson 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 4 other insurers list Seth Nelson 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 Seth Nelson affiliated with any hospitals?

According to CMS data, Seth Nelson is affiliated with St David's Medical Center, St David's South Austin Medical Center, Round Rock Medical Center and North Austin Medical Center.

When was this NPI record last updated?

The NPPES record for Seth Nelson was last updated on January 20, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.