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RYAN NAZARENO MD
NPI 1609660638
Internal Medicine in Grand Rapids, MI

Active since April 07, 2025PECOS Enrolled
275 MICHIGAN ST NE STE, 8TH FLOOR, GRAND RAPIDS, MI 49503(616) 391-8810(616) 391-8897 Get Directions Write a Review

NPPES record last updated: May 25, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: May 25, 2026, Jun 19, 2025, Apr 7, 2025 (3 updates tracked since 2025).

About Ryan Nazareno Md NPPES

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

RYAN NAZARENO MD (NPI 1609660638) is an individual internal medicine provider in Grand Rapids, Michigan, licensed in Michigan (4351054557) and active in the NPI registry since April 2025. He is enrolled in Medicare PECOS and maintains a secondary practice location in Grand Rapids.

NPPES Registry Identity

NPI1609660638
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameRYAN NAZARENOCredential: MD
Location Address275 MICHIGAN ST NE STE, 8TH FLOORGrand Rapids, MI 49503
Mailing Address275 Michigan St Ne Ste 9thGrand Rapids, MI 49503-2531 · (616) 391-3777 · Fax (616) 391-3755
Phone(616) 391-8810
Fax(616) 391-8897
Sole ProprietorNo
Enumeration DateApril 7, 2025
Last NPPES UpdateMay 25, 20263 updates tracked since enumeration
NPPES CertifiedMay 25, 2026
✔ NPI 1609660638 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in MI · 4351054557
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
Also ListedPediatricsTaxonomy 208000000X · License 4351054557 (MI)
275 MICHIGAN ST NE STE, Grand Rapids, MI 49503
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Secondary Practice Location 1

Location 1275 Michigan St NE Ste, 2100 9th floorGrand Rapids, MI 49503-2526 · Phone (616) 391-3777 · Fax (616) 391-3755

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Ryan Nazareno 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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 49503 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
$126.15 typical visit price
range $54.34 – $166.68
Typical copayment $31.53 (range $13.58 – $41.67)
Most-billed visit code 99204
Established Patient
$96.44 typical visit price
range $17.09 – $135.40
Typical copayment $24.11 (range $4.27 – $33.85)
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 Ryan Nazareno's NPI number?

The NPI number for Ryan Nazareno is 1609660638. It was assigned to this individual provider in the NPPES registry on April 7, 2025.

Where is Ryan Nazareno located?

Ryan Nazareno practices at 275 Michigan St NE Ste 8th Floor, Grand Rapids, MI 49503. The listed phone number is (616) 391-8810.

What is Ryan Nazareno's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Ryan Nazareno enrolled in Medicare?

Yes. Ryan Nazareno is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Ryan Nazareno was last updated on May 25, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.