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MAURICE WILLIS MD
NPI 1942369319
Internal Medicine - Medical Oncology in Galveston, TX

Active since December 08, 2006PECOS EnrolledAccepts Medicare Assignment
81.57/100
CMS Quality Rating
1005 HARBORSIDE DR, FL 6, GALVESTON, TX 77555(409) 772-0035(409) 747-0707 Get Directions Write a Review

NPPES record last updated: April 15, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Apr 15, 2026, May 5, 2025, Jun 16, 2023 (3 updates tracked since 2023).

About Maurice Willis Md NPPES

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

MAURICE WILLIS MD (NPI 1942369319) is an individual medical oncology provider in Galveston, Texas, licensed in Texas (K2386) and active in the NPI registry since December 2006. He is enrolled in Medicare PECOS, is affiliated with University Of Texas Medical Branch Galveston, and is a graduate of Other (1995).

NPPES Registry Identity

NPI1942369319
Entity TypeIndividualMale
Primary Taxonomy207RX0202X
Provider Legal NameMAURICE WILLISCredential: MD
Location Address1005 HARBORSIDE DR, FL 6Galveston, TX 77555-0001
Mailing Address3655 Vista AveSaint Louis, MO 63110-2539 · (314) 617-3618 · Fax (314) 617-3631
Phone(409) 772-0035
Fax(409) 747-0707
Sole ProprietorNo
Medical School CMSOtherGraduated 1995
Enumeration DateDecember 8, 2006
Last NPPES UpdateApril 15, 20263 updates tracked since enumeration
NPPES CertifiedApril 15, 2026
✔ NPI 1942369319 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal Medicine · Medical OncologyAllopathic & Osteopathic Physicians
Taxonomy Code207RX0202X
License✔ Licensed in TX · K2386
Definition
An internist who specializes in the diagnosis and treatment of all types of cancer and other benign and malignant tumors. This specialist decides on and administers therapy for these malignancies as well as consults with surgeons and radiotherapists on other treatments for cancer.
Also ListedInternal Medicine · Hematology & OncologyTaxonomy 207RH0003X · License 2023009007 (MO), K2386 (TX)
1005 HARBORSIDE DR, Galveston, TX 77555
Open in Google Maps ↗

Other Identifiers 1

Medicaid165483201TX

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Arkansas Health & Wellness, Ambetter from Home State Health, Ambetter from Sunflower Health Plan 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

Maurice Willis 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 ID9931188323
PECOS Enrollment IDI20040719000809
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 7

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 high level of medical decision making, if using time, 40 minutes or more 99215
This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.
74 services22 patients
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 99233
Follow-up hospital inpatient care per day typically involves a 35-minute check-up by your healthcare provider. This service includes monitoring your health progress, adjusting your treatment plan if needed, and answering any questions you may have about your condition or care.
71 services24 patients
Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 99215
This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.
25 services11 patients
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 99223
Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.
25 services21 patients
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.
24 services18 patients
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232
Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.
20 services14 patients

Hospital Affiliations CMS Care Compare

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

University Of Texas Medical Branch Galveston

Acute Care Hospitals · Galveston, TX
3/5 CMS rating
OwnershipGovernment - State
CMS Certification Number450018
Location301 University BoulevardGalveston, TX 77555 · Galveston County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 77555 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$173.07 typical visit price
range $57.19 – $173.07
Typical copayment $43.26 (range $14.29 – $43.26)
Most-billed visit code 99205
Established Patient
$100.90 typical visit price
range $18.45 – $141.36
Typical copayment $25.22 (range $4.61 – $35.34)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

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.

81.57/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality76.09
Promoting Interoperability100
Improvement Activities40
Cost54.28

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.

DR. JONATHAN A. GERBER M.D.
Urology
1005 HARBORSIDE DR
GALVESTON, TX 77555
Galveston County (409) 772-6781
DR. JOSHUA PERSON M.D.
Surgery (Trauma Surgery)
1005 HARBORSIDE DR
GALVESTON, TX 77555
Galveston County (409) 772-6789
AJAY MITTER MD
Internal Medicine (Hematology & Oncology)
1005 HARBORSIDE DR, FL 6
GALVESTON, TX 77555
Galveston County (409) 772-0035
JEANNOT KEKEDJIAN MD
Student in an Organized Health Care Education/Training Program
1005 HARBORSIDE DR, FL 6
GALVESTON, TX 77555
Galveston County (409) 747-4087
YVETTE F GORDON M.D.
Obstetrics & Gynecology
1005 HARBORSIDE DR
GALVESTON, TX 77555
Galveston County (409) 772-9057
DEENA KAPADIA MD
Internal Medicine (Gastroenterology)
1005 HARBORSIDE DR, FL 6
GALVESTON, TX 77555
Galveston County (409) 772-0122
MICHAEL ERICKSON DO
Surgery (Trauma Surgery)
1005 HARBORSIDE DR
GALVESTON, TX 77555
Galveston County (409) 772-6781
DIANA ARELLANO
Surgery (Trauma Surgery)
1005 HARBORSIDE DR
GALVESTON, TX 77555
Galveston County (409) 772-6789

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 Maurice Willis's NPI number?

The NPI number for Maurice Willis is 1942369319. It was assigned to this individual provider in the NPPES registry on December 8, 2006.

Where is Maurice Willis located?

Maurice Willis practices at 1005 Harborside Dr Fl 6, Galveston, TX 77555. The listed phone number is (409) 772-0035.

What is Maurice Willis's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Medical Oncology, with taxonomy code 207RX0202X.

Is Maurice Willis enrolled in Medicare?

Yes. Maurice Willis 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 Maurice Willis accept?

Health plans from Ambetter Health, Ambetter Health of Delaware, Ambetter from Arkansas Health & Wellness, Ambetter from Home State Health and Ambetter from Sunflower Health Plan and 5 other insurers list Maurice Willis 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 Maurice Willis affiliated with any hospitals?

According to CMS data, Maurice Willis is affiliated with University Of Texas Medical Branch Galveston.

When was this NPI record last updated?

The NPPES record for Maurice Willis was last updated on April 15, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.