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DR. WALTER HELMUT ROHLOFF MD
NPI 1649292640
Internal Medicine - Nephrology in St Thomas, VI

Active since July 25, 2006PECOS EnrolledAccepts Medicare Assignment
9149 ESTATE THOMAS STE 209A, ST THOMAS, VI 00802(505) 563-2800(505) 563-2821 Get Directions Write a Review

NPPES record last updated: December 3, 2023. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Dr. Walter Helmut Rohloff Md NPPES

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

DR. WALTER HELMUT ROHLOFF MD (NPI 1649292640) is an individual nephrology provider in St Thomas, Virgin Islands, licensed in Virgin Islands (1915) and active in the NPI registry since July 2006. He is enrolled in Medicare PECOS, is affiliated with Roy Lester Schneider Hospital,the, and is a graduate of Other (1993).

NPPES Registry Identity

NPI1649292640
Entity TypeIndividualMale
Primary Taxonomy207RN0300X
Provider Legal NameDR. WALTER HELMUT ROHLOFFCredential: MD
Location Address9149 ESTATE THOMAS STE 209ASt Thomas, VI 00802-3132
Mailing Address9149 Estate Thomas Ste 209aSt Thomas, VI 00802-3132 · (340) 998-1401 · Fax (800) 860-0677
Phone(505) 563-2800
Fax(505) 563-2821
Sole ProprietorYes
Medical School CMSOtherGraduated 1993
Enumeration DateJuly 25, 2006
Last NPPES UpdateDecember 3, 2023
NPPES CertifiedDecember 3, 2023
✔ NPI 1649292640 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyInternal Medicine · NephrologyAllopathic & Osteopathic Physicians
Taxonomy Code207RN0300X
License✔ Licensed in VI · 1915
Definition
An internist who treats disorders of the kidney, high blood pressure, fluid and mineral balance and dialysis of body wastes when the kidneys do not function. This specialist consults with surgeons about kidney transplantation.
Also ListedSpecialistTaxonomy 174400000X · License 2001-296 (NM)
Also ListedInternal MedicineTaxonomy 207R00000X · License 1915 (VI)

Other Identifiers 2

MedicaidVIPROV016VI
Medicaid000G6102NM

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. Walter Helmut Rohloff 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 ID7315848801
PECOS Enrollment IDI20150408000330
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

2

Medicare enrollment records show Walter Rohloff reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Ess Hospitalist LLC
Hospitalist
1015 UNITY RD
Crossett, AR 71635
  • Reassigned Medicare billing, New Mexico enrollment
  • 114 clinicians in this Medicare group
NPI 1881967305 (866) 931-8882
Governor Juan F. Luis Hospital & Medical Center
General Acute Care Hospital
#4007 ESTATE DIAMOND RUBY
Christiansted, St. Croix, VI 00821
  • Reassigned Medicare billing, U.S. Virgin Islands enrollment
  • 331 clinicians in this Medicare group
NPI 1972503647 (340) 778-6311

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 6

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.

Dialysis services, per day, less than full month service (20 years or older) 90970
Dialysis is a treatment that replicates some functions of healthy kidneys when they're not working properly. It helps to remove waste, salt, and excess water from your body and maintain a safe level of certain chemicals in your blood. This service, for patients aged 20 or older, is provided on a daily basis for less than a full month.
337 services12 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.
305 services150 patients
Dialysis services, 4 or more physician visits per month (20 years or older) 90960
Dialysis is a treatment that filters and purifies your blood using a machine. It helps keep your fluids and electrolytes in balance when the kidneys can't do their job. This service includes 4 or more visits per month with a physician to monitor your health and adjust your treatment as needed.
272 services29 patients
New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more 99205
This is a first-time patient visit where a healthcare professional spends 60-74 minutes with you. It involves a comprehensive evaluation, including your medical history and current health condition. They'll also advise on preventive health measures and formulate a treatment plan if needed.
45 services45 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.
41 services13 patients
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 99222
Initial hospital inpatient care is a service where a healthcare provider spends about 50 minutes per day overseeing your care while you're admitted in the hospital. This includes reviewing your health status, planning your treatment, and ensuring your safety and comfort.
14 services12 patients

Hospital Affiliations CMS Care Compare

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

Roy Lester Schneider Hospital,the

Acute Care Hospitals · St Thomas, VI
1/5 CMS rating
OwnershipGovernment - Local
CMS Certification Number480001
Location9048 Sugar EstateSt Thomas, VI 00801 · Saint Thomas Island County
Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 00802 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
$130.65 typical visit price
range $56.86 – $172.44
Typical copayment $32.66 (range $14.21 – $43.11)
Most-billed visit code 99204
Established Patient
$100.24 typical visit price
range $18.24 – $140.44
Typical copayment $25.06 (range $4.56 – $35.11)
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.

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 Walter Rohloff's NPI number?

The NPI number for Walter Rohloff is 1649292640. It was assigned to this individual provider in the NPPES registry on July 25, 2006.

Where is Walter Rohloff located?

Walter Rohloff practices at 9149 Estate Thomas Ste 209A, St Thomas, VI 00802. The listed phone number is (505) 563-2800.

What is Walter Rohloff's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Nephrology, with taxonomy code 207RN0300X.

Is Walter Rohloff enrolled in Medicare?

Yes. Walter Rohloff 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 Walter Rohloff's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Walter Rohloff reassigns Medicare benefits to 2 organizations: Ess Hospitalist LLC (Crossett, AR) and Governor Juan F. Luis Hospital & Medical Center (Christiansted, St. Croix, VI). 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 Walter Rohloff's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

Is Walter Rohloff affiliated with any hospitals?

According to CMS data, Walter Rohloff is affiliated with Roy Lester Schneider Hospital,the.

When was this NPI record last updated?

The NPPES record for Walter Rohloff was last updated on December 3, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.