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DR. MERLE RAY SOGGE M.D.
NPI 1619993243
Internal Medicine - Gastroenterology in Fairfield, CA

Active since July 15, 2006PECOS EnrolledAccepts Medicare Assignment
1525 WEBSTER ST, SUITE A, FAIRFIELD, CA 94533(707) 423-2506 Get Directions Write a Review

NPPES record last updated: March 3, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Mar 3, 2025, Dec 20, 2021 (2 updates tracked since 2021).

About Dr. Merle Ray Sogge M.d. NPPES

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

DR. MERLE RAY SOGGE M.D. (NPI 1619993243) is an individual gastroenterology provider in Fairfield, California, licensed in California (G35092) and active in the NPI registry since July 2006. He is enrolled in Medicare PECOS, maintains a secondary practice location in Yuma, and is a graduate of Oregon Health Sciences University School Of Medicine (1975).

NPPES Registry Identity

NPI1619993243
Entity TypeIndividualMale
Primary Taxonomy207RG0100X
Provider Legal NameDR. MERLE RAY SOGGECredential: M.D.
Location Address1525 WEBSTER ST, SUITE AFairfield, CA 94533-4997
Mailing Address1525 Webster St, Suite AFairfield, CA 94533-4997 · (707) 423-2506
Phone(707) 423-2506
Sole ProprietorNo
Medical School CMSOregon Health Sciences University School Of MedicineGraduated 1975
Enumeration DateJuly 15, 2006
Last NPPES UpdateMarch 3, 20252 updates tracked since enumeration
NPPES CertifiedMarch 3, 2025
✔ NPI 1619993243 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · GastroenterologyAllopathic & Osteopathic Physicians
Taxonomy Code207RG0100X
Licenses✔ Licensed in CA · G35092✔ Licensed in AZ · 76161
Definition
An internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using endoscopes to visualize internal organs.
1525 WEBSTER ST, Fairfield, CA 94533
Open in Google Maps ↗

Secondary Practice Location 1

Location 11390 W 16th StYuma, AZ 85364-4430 · Phone (928) 344-4325

Other Identifiers 2

Medicaid00G350921CA
Medicaid00G350920CA

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Florida Blue (BlueCross BlueShield FL), Florida Blue HMO (a BlueCross BlueShield FL company).Insurance ›

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

Dr. Merle Ray Sogge M.d. 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 ID1759340664
PECOS Enrollment IDI20250903002954
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 94533 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
$145.83 typical visit price
range $65.02 – $191.95
Typical copayment $36.45 (range $16.25 – $47.98)
Most-billed visit code 99204
Established Patient
$113.05 typical visit price
range $21.86 – $157.69
Typical copayment $28.26 (range $5.46 – $39.42)
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 9

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

SON LAM NGUYEN M.D.
Internal Medicine
1525 WEBSTER ST, A
FAIRFIELD, CA 94533
Solano County (707) 423-9484
DR. FULTON JOSEPH ZINK DDS
Dentist (Periodontics)
1525 WEBSTER ST, SUITE F
FAIRFIELD, CA 94533
Solano County (707) 426-0541
BAY AREA PULMONARY AND CRITICAL CARE MEDICAL GROUP
Internal Medicine (Pulmonary Disease)
1525 WEBSTER ST, SUITE A
FAIRFIELD, CA 94533
Solano County (707) 423-2506
FRANKLYN E SEABROOKS MD
Orthopaedic Surgery
1525 WEBSTER ST, SUITE A
FAIRFIELD, CA 94533
Solano County (707) 423-2510
ROBERT A. VARADY M.D. INC. A PROFESSIONAL CORPORATION
Family Medicine
1525 WEBSTER ST, SUITE B
FAIRFIELD, CA 94533
Solano County (707) 428-0778
YOLANDA WAFER
Orthotic Fitter
1525 WEBSTER ST, SUITE E
FAIRFIELD, CA 94533
Solano County (707) 425-5028
INTERCOMMUNITY MEDICAL GROUP
Internal Medicine
1525 WEBSTER ST, STE A
FAIRFIELD, CA 94533
Solano County (907) 423-2510
KYLE F ECKHART CPO
Orthotic Fitter
1525 WEBSTER ST, STE. E
FAIRFIELD, CA 94533
Solano County (707) 425-5028

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 Merle Sogge's NPI number?

The NPI number for Merle Sogge is 1619993243. It was assigned to this individual provider in the NPPES registry on July 15, 2006.

Where is Merle Sogge located?

Merle Sogge practices at 1525 Webster St Suite A, Fairfield, CA 94533. The listed phone number is (707) 423-2506.

What is Merle Sogge's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.

Is Merle Sogge enrolled in Medicare?

Yes. Merle Sogge 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.

What insurance does Merle Sogge accept?

Health plans from Florida Blue (BlueCross BlueShield FL) and Florida Blue HMO (a BlueCross BlueShield FL company) list Merle Sogge as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Merle Sogge was last updated on March 3, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 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.