DR. DAWNNA MARIE WALTON M.D.
NPI 1104137827
Anesthesiology - Pain Medicine in Katy, TX

Active since June 28, 2010PECOS EnrolledAccepts Medicare Assignment
1332 PIN OAK RD, KATY, TX 77494(281) 727-0076 Get Directions Write a Review

NPPES record last updated: March 25, 2026. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Mar 25, 2026, Apr 23, 2022 (2 updates tracked since 2022).

About Dr. Dawnna Marie Walton M.d. NPPES

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

DR. DAWNNA MARIE WALTON M.D. (NPI 1104137827) is an individual pain medicine provider in Katy, Texas, licensed in Texas (S1299) and active in the NPI registry since June 2010. She is enrolled in Medicare PECOS, is affiliated with Memorial Hermann Hospital System, and maintains a secondary practice location in Sugar Land.

NPPES Registry Identity

NPI1104137827
Entity TypeIndividualFemale
Primary Taxonomy207LP2900X
Provider Legal NameDR. DAWNNA MARIE WALTONCredential: M.D.
Location Address1332 PIN OAK RDKaty, TX 77494-6848
Mailing Address1332 Pin Oak RdKaty, TX 77494-6848 · (281) 727-0076 · Fax (281) 727-0420
Sole ProprietorYes
Medical School CMSUniversity Of Texas Medical Branch At GalvestonGraduated 2010
Enumeration DateJune 28, 2010
Last NPPES UpdateMarch 25, 20262 updates tracked since enumeration
NPPES CertifiedMarch 25, 2026
NPI 1104137827 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyAnesthesiology · Pain MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207LP2900X
License Licensed in TX · S1299
Definition

An anesthesiologist who provides a high level of care, either as a primary physician or consultant, for patients experiencing problems with acute, chronic and/or cancer pain in both hospital and ambulatory settings. Patient care needs are also coordinated with other specialists.

1332 PIN OAK RD, Katy, TX 77494

Other Names 1

Former Name (1)Dr. Dawnna Marie Jenkins M.d.

Secondary Practice Location 1

Location 115591 Creek Bend Dr Ste 101Sugar Land, TX 77478-4628 · Phone (281) 727-0076

Group Practice 1

Group TaxonomyThis provider is a business group of one or more individual practitioners, who practice with different areas of specialization.193200000X MULTI-SPECIALTY GROUP

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

Dr. Dawnna Marie Walton 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 ID8022350800
PECOS Enrollment IDI20190426000387
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 24

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.

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.
538 services190 patients
Low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml Q9967
Low osmolar contrast material with 300-399 mg/ml iodine concentration is a diagnostic tool used in imaging procedures. It helps to enhance the visibility of specific areas in the body, aiding in accurate diagnosis. It's safe and generally well-tolerated by patients.
504 services94 patients
Injection, midazolam hydrochloride, per 1 mg J2250
Midazolam hydrochloride is a medication injected to help you relax or sleep before surgery or certain medical procedures. It works by calming the brain and nerves. It's given in small doses, measured in milligrams (mg).
429 services64 patients
Injection, dexamethasone sodium phosphate, 1 mg J1100
Dexamethasone sodium phosphate is a medication given via injection. It is a type of steroid that helps reduce inflammation and immune responses. It can be used to treat a variety of conditions, such as allergies, skin conditions, arthritis, and more.
273 services11 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.
232 services104 patients
Testing for presence of drug, by chemistry analyzers 80307
Chemistry analyzers are used to detect the presence of drugs in your system. This test involves taking a small sample of your blood or urine. The sample is then analyzed for specific substances. The results help in understanding your health condition better.
102 services59 patients

Hospital Affiliations CMS Care Compare 4

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

Memorial Hermann Hospital System

Acute Care Hospitals · Houston, TX
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number450184
Location1635 North Loop WestHouston, TX 77008 · Harris County
Emergency services Birthing friendly

Houston Methodist Sugarland Hospital

Acute Care Hospitals · Sugar Land, TX
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number450820
Location16655 Southwest FreewaySugar Land, TX 77479 · Fort Bend County
Emergency services Birthing friendly

Memorial Hermann Sugar Land Hospital

Acute Care Hospitals · Sugar Land, TX
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number450848
Location17500 W Grand Parkway SouthSugar Land, TX 77479 · Fort Bend County
Emergency services Birthing friendly

Houston Methodist West Hospital

Acute Care Hospitals · Houston, TX
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number670077
Location18500 Katy FreewayHouston, TX 77094 · Harris County
Emergency services Birthing friendly

Other Providers at the Same Location NPPES 6

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

Pain Medicine (Pain Medicine)
1332 PIN OAK RD
KATY, TX 77494
Anesthesiology (Pain Medicine)
1332 PIN OAK RD
KATY, TX 77494
Anesthesiology (Pain Medicine)
1332 PIN OAK RD
KATY, TX 77494
Pain Medicine (Interventional Pain Medicine)
1332 PIN OAK RD
KATY, TX 77494
Anesthesiology (Pain Medicine)
1332 PIN OAK RD
KATY, TX 77494
Nurse Practitioner (Family)
1332 PIN OAK RD
KATY, TX 77494

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 Dawnna Walton's NPI number?

The NPI number for Dawnna Walton is 1104137827. It was assigned to this individual provider in the NPPES registry on June 28, 2010. The provider is also known as Dr. Dawnna Marie Jenkins M.D..

Where is Dawnna Walton located?

Dawnna Walton practices at 1332 Pin Oak Rd, Katy, TX 77494. The listed phone number is (281) 727-0076.

What is Dawnna Walton's specialty?

The primary specialty registered for this NPI is Anesthesiology, specializing in Pain Medicine, with taxonomy code 207LP2900X.

Is Dawnna Walton enrolled in Medicare?

Yes. Dawnna Walton 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 Dawnna Walton 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 Dawnna Walton 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 Dawnna Walton affiliated with any hospitals?

According to CMS data, Dawnna Walton is affiliated with Memorial Hermann Hospital System, Houston Methodist Sugarland Hospital, Memorial Hermann Sugar Land Hospital and Houston Methodist West Hospital.

When was this NPI record last updated?

The NPPES record for Dawnna Walton was last updated on March 25, 2026. NPI Profile syncs with the weekly NPPES data releases published by CMS.