DR. PETER AMBERG HOLLMANN MD
NPI 1679687289
Internal Medicine - Geriatric Medicine in Riverside, RI

Q: What is Peter Hollmann's NPI number?

The NPI number for Peter Hollmann is 1679687289. It was assigned to this individual provider in the NPPES registry on August 19, 2006.

Q: What is Peter Hollmann's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Geriatric Medicine, with taxonomy code 207RG0300X.

Q: When was this NPI record last updated?

The NPPES record for Peter Hollmann was last updated on March 6, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.

Active since August 19, 2006PECOS Enrolled

375 WAMPANOAG TRL, RIVERSIDE, RI 02915(401) 649-4010(401) 649-4011 Get Directions Write a Review

NPPES record last updated: March 6, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Mar 6, 2026, Oct 17, 2022 (2 updates tracked since 2022).

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About Dr. Peter Amberg Hollmann Md NPPES

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

DR. PETER AMBERG HOLLMANN MD (NPI 1679687289) is an individual geriatric medicine provider in Riverside, Rhode Island, licensed in Rhode Island (MD05708) and active in the NPI registry since August 2006. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1679687289

Entity TypeIndividualMale

Primary Taxonomy207RG0300X

Provider Legal NameDR. PETER AMBERG HOLLMANNCredential: MD

Location Address375 WAMPANOAG TRLRiverside, RI 02915-2232

Mailing Address15 La Salle SqProvidence, RI 02903-1814 · (401) 444-6779 · Fax (401) 444-6912

Phone(401) 649-4010

Fax(401) 649-4011

Sole ProprietorNo

Enumeration DateAugust 19, 2006

Last NPPES UpdateMarch 6, 20262 updates tracked since enumeration

NPPES CertifiedMarch 6, 2026

✔ NPI 1679687289 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal Medicine · Geriatric MedicineAllopathic & Osteopathic Physicians

Taxonomy Code207RG0300X

License✔ Licensed in RI · MD05708

Definition

An internist who has special knowledge of the aging process and special skills in the diagnostic, therapeutic, preventive and rehabilitative aspects of illness in the elderly. This specialist cares for geriatric patients in the patient's home, the office, long-term care settings such as nursing homes and the hospital.

Also ListedInternal MedicineTaxonomy 207R00000X · License MD05708 (RI)

375 WAMPANOAG TRL, Riverside, RI 02915

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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Peter Amberg Hollmann Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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

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

Brown Medicine

Same address

Endocrinology, Diabetes & Metabolism

375 WAMPANOAG TRL
Riverside, RI 02915

Reassigned Medicare billing, Rhode Island enrollment
256 clinicians in this Medicare group

NPI 1104564137 (401) 444-7793

Coastal Medical Physicians, Inc.

Same address

Internal Medicine

375 WAMPANOAG TRL
Riverside, RI 02915

Reassigned Medicare billing, Rhode Island enrollment
268 clinicians in this Medicare group

NPI 1093678104 (401) 649-4000

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 02915 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

$177.03 typical visit price

range $58.57 – $177.03

Typical copayment $44.25 (range $14.64 – $44.25)

Most-billed visit code 99205

Established Patient

$103.10 typical visit price

range $18.92 – $144.38

Typical copayment $25.77 (range $4.73 – $36.09)

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.

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.

JONATHAN A LEVISS MD

Internal Medicine

375 WAMPANOAG TRL
RIVERSIDE, RI 02915

Providence County (401) 649-4020

THOMAS D DENUCCI M.D.

Internal Medicine (Gastroenterology)

375 WAMPANOAG TRL, SUITE 202A
RIVERSIDE, RI 02915

Providence County (401) 649-4030

MRIGANKA SINGH M.D.

Internal Medicine (Geriatric Medicine)

375 WAMPANOAG TRL
RIVERSIDE, RI 02915

Providence County (401) 649-4010

KRISTEN TILLQUIST DO

Internal Medicine (Nephrology)

375 WAMPANOAG TRL
RIVERSIDE, RI 02915

Providence County (401) 649-4060

DONNA MARIE RONDEAU-MARZULLO NP

Nurse Practitioner (Gerontology)

375 WAMPANOAG TRL, SUITE 102
RIVERSIDE, RI 02915

Providence County (401) 649-4010

DR. ANKUR SHAH M.D.

Internal Medicine (Nephrology)

375 WAMPANOAG TRL
RIVERSIDE, RI 02915

Providence County (401) 649-4060

REGINALD Y GOHH MD

Internal Medicine (Nephrology)

375 WAMPANOAG TRL, SUITE 302A
RIVERSIDE, RI 02915

Providence County (401) 649-4060

GABRIELLE HERMES BURKE NP

Nurse Practitioner (Family)

375 WAMPANOAG TRL
RIVERSIDE, RI 02915

Providence County (401) 649-4030

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 Peter Hollmann's NPI number?

The NPI number for Peter Hollmann is 1679687289. It was assigned to this individual provider in the NPPES registry on August 19, 2006.

Where is Peter Hollmann located?

Peter Hollmann practices at 375 Wampanoag Trl, Riverside, RI 02915. The listed phone number is (401) 649-4010.

What is Peter Hollmann's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Geriatric Medicine, with taxonomy code 207RG0300X.

Is Peter Hollmann enrolled in Medicare?

Yes. Peter Hollmann is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Peter Hollmann's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Peter Hollmann reassigns Medicare benefits to 2 organizations: Brown Medicine (Riverside, RI) and Coastal Medical Physicians, Inc. (Riverside, RI). 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 Peter Hollmann's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Peter Hollmann was last updated on March 6, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.