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Internal Medicine

Marlaina G. Bonnes-Neumann, MD

Works at hospitals in The Woodlands, TX · Houston, TX · Texas

Summary

Dr. Marlaina G. Bonnes-Neumann, MD is an internal medicine doctor at 16605 Southwest Fwy, Sugar Land, TX 77479. Phone: (281) 275-0800. Accepts Medicare assignment. In 2024, Marlaina G. Bonnes-Neumann had 246 Original Medicare patients and 1,052 services. NPI 1679503395. Source: CMS National Downloadable File, updated October 2, 2026; CMS Facility Affiliation Data, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

  • Specialty: Internal medicine doctor (Medicare lists Internal Medicine)
  • Address: 16605 Southwest Fwy, Sugar Land, TX 77479 · Directions (4 more locations)
  • Phone: (281) 275‑0800
  • Medicare: Accepts Medicare assignment
  • Hospitals: Houston Methodist The Woodlands Hospital, TOPS Surgical Specialty Hospital
  • Group practice: TMH Physician Associates PLLC
  • Medical school: University Of Rochester School Of Medicine And Dentistry · graduated 1991 (35 years since medical school)
  • Gender (as listed): Female
  • Telehealth: offered

From official Medicare data

This page shows what Medicare's official clinician data says about Marlaina G. Bonnes-Neumann, joined by NPI number (data updated October 2, 2026). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

Quick answers

Does Marlaina G. Bonnes-Neumann accept Medicare assignment?
Yes. Medicare's clinician data says Marlaina G. Bonnes-Neumann accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
How many Medicare patients does Marlaina G. Bonnes-Neumann see?
In 2024, CMS data shows 246 Original Medicare patients and 1,052 services for Marlaina G. Bonnes-Neumann. This counts Original Medicare only and measures volume, not quality.
What is Marlaina G. Bonnes-Neumann's NPI number?
1679503395. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Medicare activity in 2024

Official CMS public-use data for Marlaina G. Bonnes-Neumann, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.

Original Medicare patients246
Services billed to Medicare1,052
Different services or procedures29
Participating Medicare providerYes
Average age of these patients74

Most frequent services

  1. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)431 services
  2. Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)197 services
  3. Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (G0439)91 services
  4. Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more (99215)82 services
  5. Administration of influenza virus vaccine (G0008)44 services

Chronic conditions among these patients

Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).

  • High cholesterol75%
  • High blood pressure67%
  • Arthritis48%
  • Ischemic heart disease28%
  • Diabetes26%
  • Anxiety25%

Hospitals where Marlaina G. Bonnes-Neumann works

Medicare's Facility Affiliation Data lists Marlaina G. Bonnes-Neumann at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.

Practice locations

Addresses where Marlaina G. Bonnes-Neumann is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Marlaina G. Bonnes-Neumann as a member of this group (CMS data updated October 2, 2026).

  • TMH Physician Associates PLLC1,690 clinicians in the group

Specialties

Find other Internal Medicine doctors in Texas →

Other internal medicine doctors in Sugar Land

Clinicians with the same Medicare primary specialty in Sugar Land, TX — not a recommendation.

All internal medicine doctors in Sugar Land →

Other clinicians in TMH Physician Associates PLLC

Medicare enrollment lists these clinicians in the same group practice — not a recommendation.

Clinician information

CredentialMD
Medical schoolUniversity Of Rochester School Of Medicine And Dentistry
Graduation year1991 (35 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1679503395
CorrectionsReport an error or suggest an update →

Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.

Sources

  1. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
  2. Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
  3. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  4. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  5. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  6. Medicare Care Compare — official Medicare tool to look up clinicians