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KATHY AMBER CRYSTAL NP
NPI 1841842192
Nurse Practitioner - Gerontology in Byron Center, MI

Active since July 16, 2019PECOS EnrolledAccepts Medicare Assignment
100/100
CMS Quality Rating
7751 BYRON CENTER AVE SW STE C, BYRON CENTER, MI 49315(616) 267-7668 Get Directions Write a Review

NPPES record last updated: January 20, 2026. Verified against the NPPES registry weekly; last sync: October 04, 2026.

Record update history: Jan 20, 2026, Oct 4, 2024, Feb 24, 2021 and 1 more (4 updates tracked since 2019).

About Kathy Amber Crystal Np NPPES

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

KATHY AMBER CRYSTAL NP (NPI 1841842192) is an individual gerontology provider in Byron Center, Michigan, licensed in Michigan (4704271880) and active in the NPI registry since July 2019. She is enrolled in Medicare PECOS, is affiliated with Spectrum Health, and is a graduate of Other (2019).

NPPES Registry Identity

NPI1841842192
Entity TypeIndividualFemale
Primary Taxonomy363LG0600X
Provider Legal NameKATHY AMBER CRYSTALCredential: NP
Location Address7751 BYRON CENTER AVE SW STE CByron Center, MI 49315-8001
Mailing Address100 Michigan St Ne # Mc845Grand Rapids, MI 49503-2560
Phone(616) 267-7668
Sole ProprietorNo
Medical School CMSOtherGraduated 2019
Enumeration DateJuly 16, 2019
Last NPPES UpdateJanuary 20, 20264 updates tracked since enumeration
NPPES CertifiedJanuary 20, 2026
✔ NPI 1841842192 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyNurse Practitioner · GerontologyPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LG0600X
License✔ Licensed in MI · 4704271880
Also ListedNurse PractitionerTaxonomy 363L00000X · License 4704271880 (MI)
7751 BYRON CENTER AVE SW STE C, Byron Center, MI 49315
Open in Google Maps ↗

Other Names 1

Former Name (1)Kathy Smith

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Kathy Amber Crystal Np 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 ID446587232
PECOS Enrollment IDI20190816002345
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.

Areas of Expertise CMS Part B claims 4

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.

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 99233
Follow-up hospital inpatient care per day typically involves a 35-minute check-up by your healthcare provider. This service includes monitoring your health progress, adjusting your treatment plan if needed, and answering any questions you may have about your condition or care.
44 services20 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.
42 services27 patients
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 99223
Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.
19 services19 patients
Advance care planning, first 30 minutes 99497
Advance care planning is a process where you discuss your healthcare preferences with your doctor. This conversation, lasting up to 30 minutes, helps ensure your wishes are respected if you're unable to communicate them in the future. It's about your care, your way.
16 services14 patients

Hospital Affiliations CMS Care Compare

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

Spectrum Health

Acute Care Hospitals · Grand Rapids, MI
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number230038
Location100 Michigan St NEGrand Rapids, MI 49503 · Kent County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 49315 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
$84.74 typical visit price
range $54.34 – $166.68
Typical copayment $21.18 (range $13.58 – $41.67)
Most-billed visit code 99203
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.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

100/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored through an Alternative Payment Model
Quality87.54
Promoting Interoperability100
Improvement Activities40

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.

JILL MARIE VANTOL CNP
Nurse Practitioner (Gerontology)
7751 BYRON CENTER AVE SW STE C
BYRON CENTER, MI 49315
Kent County (616) 267-7668
KELLIE ANN HOEKSTRA PA-C
Physician Assistant
7751 BYRON CENTER AVE SW STE C
BYRON CENTER, MI 49315
Kent County (616) 267-7668
KATIE ELIZABETH ZARNOSKY P.A.
Physician Assistant
7751 BYRON CENTER AVE SW STE C
BYRON CENTER, MI 49315
Kent County (616) 267-7668
MALLORY QUINN MARLOWE PA
Physician Assistant
7751 BYRON CENTER AVE SW STE C
BYRON CENTER, MI 49315
Kent County (616) 267-7668
MRS. ALLISON ANNE VANDER LUGT AGNP-C
Nurse Practitioner (Gerontology)
7751 BYRON CENTER AVE SW STE C
BYRON CENTER, MI 49315
Kent County (616) 267-0357
GRAYSON ROBERT BAKER NP
Nurse Practitioner (Gerontology)
7751 BYRON CENTER AVE SW STE C
BYRON CENTER, MI 49315
Kent County (616) 267-7668
PATRICIA GAMEZ PA-C
Physician Assistant
7751 BYRON CENTER AVE SW STE C
BYRON CENTER, MI 49315
Kent County (616) 267-7668
TUYEN D NGUYEN D.O.
Family Medicine (Geriatric Medicine)
7751 BYRON CENTER AVE SW STE C
BYRON CENTER, MI 49315
Kent County (616) 267-7668

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 Kathy Crystal's NPI number?

The NPI number for Kathy Crystal is 1841842192. It was assigned to this individual provider in the NPPES registry on July 16, 2019. The provider is also known as Kathy Smith.

Where is Kathy Crystal located?

Kathy Crystal practices at 7751 Byron Center Ave SW Ste C, Byron Center, MI 49315. The listed phone number is (616) 267-7668.

What is Kathy Crystal's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Gerontology, with taxonomy code 363LG0600X.

Is Kathy Crystal enrolled in Medicare?

Yes. Kathy Crystal 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.

Is Kathy Crystal affiliated with any hospitals?

According to CMS data, Kathy Crystal is affiliated with Spectrum Health.

When was this NPI record last updated?

The NPPES record for Kathy Crystal was last updated on January 20, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.