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RAY MAK
NPI 1972253292
Family Medicine in Guerneville, CA

Active since March 28, 2022PECOS EnrolledAccepts Medicare Assignment
PO BOX 1449, GUERNEVILLE, CA 95446(707) 869-5977 Get Directions Write a Review

NPPES record last updated: October 13, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Ray Mak NPPES

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

RAY MAK (NPI 1972253292) is an individual family medicine provider in Guerneville, California, licensed in California (A190402) and active in the NPI registry since March 2022. He is enrolled in Medicare PECOS and is a graduate of Other (2022).

NPPES Registry Identity

NPI1972253292
Entity TypeIndividualMale
Primary Taxonomy207Q00000X
Provider Legal NameRAY MAK
Location AddressPO BOX 1449Guerneville, CA 95446-1449
Mailing AddressPo Box 1449Guerneville, CA 95446-1449 · (707) 869-5977
Phone(707) 869-5977
Sole ProprietorNo
Medical School CMSOtherGraduated 2022
Enumeration DateMarch 28, 2022
Last NPPES UpdateOctober 13, 2025
NPPES CertifiedOctober 13, 2025
✔ NPI 1972253292 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207Q00000X
License✔ Licensed in CA · A190402
Definition
Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.
PO BOX 1449, Guerneville, CA 95446
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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

Ray Mak 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 ID42752057
PECOS Enrollment IDI20251128000684
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 95446 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
$96.16 typical visit price
range $63.04 – $187.01
Typical copayment $24.04 (range $15.76 – $46.75)
Most-billed visit code 99203
Established Patient
$109.88 typical visit price
range $21.02 – $153.40
Typical copayment $27.47 (range $5.25 – $38.35)
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

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

ANDREA ROSE GINSBERG NP
Nurse Practitioner (Family)
PO BOX 1449
GUERNEVILLE, CA 95446
Sonoma County (707) 869-5977

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 Ray Mak's NPI number?

The NPI number for Ray Mak is 1972253292. It was assigned to this individual provider in the NPPES registry on March 28, 2022.

Where is Ray Mak located?

Ray Mak practices at PO Box 1449, Guerneville, CA 95446. The listed phone number is (707) 869-5977.

What is Ray Mak's specialty?

The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.

Is Ray Mak enrolled in Medicare?

Yes. Ray Mak 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.

When was this NPI record last updated?

The NPPES record for Ray Mak was last updated on October 13, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 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.