What is Walter Rohloff's NPI number?

Walter Rohloff's National Provider Identifier (NPI) is 1649292640, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Walter Rohloff's specialty?

Walter Rohloff is listed in the NPPES registry with a primary specialty of Nephrology Physician (Allopathic & Osteopathic Physicians).

Where is Walter Rohloff located?

Walter Rohloff's practice location on file with NPPES is 9149 Estate Thomas Ste 209a, St Thomas, VI 00802-3132.

What is Walter Rohloff's phone number?

The practice phone number listed in the NPPES registry for Walter Rohloff is (505) 563-2800.

Does Walter Rohloff accept Medicare?

Walter Rohloff is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.

Is Walter Rohloff's NPI active?

Yes — Walter Rohloff's NPI (1649292640) is active in the NPPES registry as of the last update on 2023-12-03.

IndividualActiveAccepts Medicare

Walter Rohloff, MD

NPI 1649292640 · Nephrology Physician · St Thomas, VI

Walter Rohloff, MD is a Nephrology Physician provider in St Thomas, VI (NPI 1649292640).

Provider details

NPI number: 1649292640
Entity type: Individual
Primary specialty: Nephrology PhysicianAllopathic & Osteopathic Physicians
Credential: MD
Sex: Male
Sole proprietor: Yes
License: 1915 (VI)

Practice location

9149 Estate Thomas Ste 209a

St Thomas, VI 00802-3132

Phone: (505) 563-2800

Fax: (505) 563-2821

More VI providers

Mailing address

9149 Estate Thomas Ste 209a

St Thomas, VI 00802-3132

Specialties & taxonomies

Nephrology PhysicianPrimary207RN0300XLicense 1915 (VI)
Allopathic & Osteopathic Physicians
Specialist174400000XLicense 2001-296 (NM)
Other Service Providers
Internal Medicine Physician207R00000XLicense 1915 (VI)
Allopathic & Osteopathic Physicians

Enrolled with Medicare as Practitioner - Nephrology · source: CMS PECOS Public Provider Enrollment (2026.04.01)

Profile Score

Detailed profile(75/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure28% of score
20 yrs in NPPES registry
Profile completeness28% of score
100% of core fields populated
Practice footprint17% of score
1 documented practice location
Medicare service volume (vs. specialty peers)28% of score
1,014 Medicare services, 2024 (ranked within specialty)

Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.

What this provider does (Medicare)

Based on Medicare fee-for-service claims, 2024; not all care is captured.

Service (HCPCS)	Medicare services	Typical Medicare-allowed (2024)
Dialysis Services, Per Day, Less Than Full Month Service (20 Years Or Older)90970	337	$9
Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214	305	$126
Dialysis Services, 4 Or More Physician Visits Per Month (20 Years Or Older)90960	272	$343
New Patient Office Or Other Outpatient Visit With a High Level of Medical Decision Making, If Using Time, 60 Minutes Or More99205	45	$212
Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232	41	$76
Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes

What this provider prescribes (Medicare Part D)

Top drugs by Medicare Part D claim volume, 2024 · 51 distinct drugs on file.

Drug	Part D claims (2024)	Beneficiaries
Nifedipinebrand: Nifedipine Er	206	44
Atorvastatin Calcium	166	34
Dapagliflozin Propanediolbrand: Farxiga	149	37
Olmesartan Medoxomil	148	32
Amlodipine Besylate	140	33
Semaglutidebrand: Rybelsus	118	25

Enumerated: 2006-07-25
Last updated: 2023-12-03
Certified: 2023-12-03

Frequently asked questions

What is Walter Rohloff's NPI number?: Walter Rohloff's National Provider Identifier (NPI) is 1649292640, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What is Walter Rohloff's specialty?: Walter Rohloff is listed in the NPPES registry with a primary specialty of Nephrology Physician (Allopathic & Osteopathic Physicians).
Where is Walter Rohloff located?: Walter Rohloff's practice location on file with NPPES is 9149 Estate Thomas Ste 209a, St Thomas, VI 00802-3132.
What is Walter Rohloff's phone number?: The practice phone number listed in the NPPES registry for Walter Rohloff is (505) 563-2800.
Does Walter Rohloff accept Medicare?: Walter Rohloff is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
Is Walter Rohloff's NPI active?: Yes — Walter Rohloff's NPI (1649292640) is active in the NPPES registry as of the last update on 2023-12-03.

Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.

What this provider does (Medicare)

Based on Medicare fee-for-service claims, 2024; not all care is captured.

Service (HCPCS)	Medicare services	Typical Medicare-allowed (2024)
Dialysis Services, Per Day, Less Than Full Month Service (20 Years Or Older)90970	337	$9
Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214	305	$126
Dialysis Services, 4 Or More Physician Visits Per Month (20 Years Or Older)90960	272	$343
New Patient Office Or Other Outpatient Visit With a High Level of Medical Decision Making, If Using Time, 60 Minutes Or More99205	45	$212
Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232	41	$76
Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes

Drug

Part D claims (2024)

Beneficiaries

Nifedipinebrand: Nifedipine Er

206

Atorvastatin Calcium

166

Dapagliflozin Propanediolbrand: Farxiga

149

Olmesartan Medoxomil

148

Amlodipine Besylate

140

Semaglutidebrand: Rybelsus

118

Provider details

Practice location

Mailing address

Specialties & taxonomies

Profile Score

What this provider does (Medicare)

What this provider prescribes (Medicare Part D)

Registry dates

Frequently asked questions

Specialties & taxonomies

Frequently asked questions

Profile Score

What this provider does (Medicare)

What this provider prescribes (Medicare Part D)