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DR. MARIETTA ELIZABETH WALSH D.O.
NPI 1275809584
Neurological Surgery in French Camp, CA

Active since March 30, 2012PECOS EnrolledAccepts Medicare Assignment
500 W HOSPITAL RD, FRENCH CAMP, CA 95231(209) 468-6603(209) 468-6585 Get Directions Write a Review

NPPES record last updated: May 22, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: May 22, 2025, Jun 12, 2023, Mar 28, 2017 (3 updates tracked since 2017).

About Dr. Marietta Elizabeth Walsh D.o. NPPES

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

DR. MARIETTA ELIZABETH WALSH D.O. (NPI 1275809584) is an individual neurological surgery provider in French Camp, California, licensed in California (A23971) and active in the NPI registry since March 2012. She is enrolled in Medicare PECOS, maintains 2 additional practice locations, and is a graduate of Touro Un College Of Osteopathic Medicine, Vallejo (2010).

NPPES Registry Identity

NPI1275809584
Entity TypeIndividualFemale
Primary Taxonomy207T00000X
Provider Legal NameDR. MARIETTA ELIZABETH WALSHCredential: D.O.
Location Address500 W HOSPITAL RDFrench Camp, CA 95231-9693
Mailing Address500 W Hospital RdFrench Camp, CA 95231-9693 · (209) 468-6603 · Fax (209) 468-6585
Phone(209) 468-6603
Fax(209) 468-6585
Sole ProprietorNo
Medical School CMSTouro Un College Of Osteopathic Medicine, VallejoGraduated 2010
Enumeration DateMarch 30, 2012
Last NPPES UpdateMay 22, 20253 updates tracked since enumeration
NPPES CertifiedMay 22, 2025
✔ NPI 1275809584 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNeurological SurgeryAllopathic & Osteopathic Physicians
Taxonomy Code207T00000X
Licenses✔ Licensed in CA · A23971✔ Licensed in IA · DO-05039✔ Licensed in IL · 125.057859
Definition
A neurological surgeon provides the operative and non-operative management (i.e., prevention, diagnosis, evaluation, treatment, critical care, and rehabilitation) of disorders of the central, peripheral, and autonomic nervous systems, including their supporting structures and vascular supply; the evaluation and treatment of pathological processes which modify function or activity of the nervous system; and the operative and non-operative management of pain. A neurological surgeon treats patients with disorders of the nervous system; disorders of the brain, meninges, skull, and their blood supply, including the extracranial carotid and vertebral arteries; disorders of the pituitary gland; disorders of the spinal cord, meninges, and vertebral column, including those which may require treatment by spinal fusion or instrumentation; and disorders of the cranial and spinal nerves throughout their distribution.
500 W HOSPITAL RD, French Camp, CA 95231
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Secondary Practice Locations 2

Location 11111 6th Ave Ste B1Des Moines, IA 50314-2610 · Phone (515) 358-0100 · Fax (515) 358-0109
Location 22710 Saint Francis Dr, Suite 110Waterloo, IA 50702-5619 · Phone (319) 272-5000 · Fax (319) 272-6775

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Medica, Oscar Insurance Company, Sanford Health Plan.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. Marietta Elizabeth Walsh D.o. 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 ID5698064491
PECOS Enrollment IDI20250429002667
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 9

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.

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
201 services148 patients
New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204
This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.
50 services50 patients
Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
41 services35 patients
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 99222
Initial hospital inpatient care is a service where a healthcare provider spends about 50 minutes per day overseeing your care while you're admitted in the hospital. This includes reviewing your health status, planning your treatment, and ensuring your safety and comfort.
36 services35 patients
Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 99215
This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.
29 services29 patients
Partial removal of spine bone with release of lower spinal cord and/or nerves, 1 segment 63047
This procedure involves removing part of a spine bone to alleviate pressure on the lower spinal cord and/or nerves. It targets a single segment of the spine, improving mobility and reducing pain. It's a common treatment for conditions like herniated discs or spinal stenosis.
25 services24 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 95231 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
$133.94 typical visit price
range $58.87 – $176.60
Typical copayment $33.48 (range $14.71 – $44.15)
Most-billed visit code 99204
Established Patient
$73.16 typical visit price
range $19.28 – $144.60
Typical copayment $18.29 (range $4.82 – $36.15)
Most-billed visit code 99213
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.

MARIA MONTANEZ
Counselor (Addiction (Substance Use Disorder))
500 W HOSPITAL RD
FRENCH CAMP, CA 95231
San Joaquin County (209) 468-6208
HIBA ALAM MD
Student in an Organized Health Care Education/Training Program
500 W HOSPITAL RD
FRENCH CAMP, CA 95231
San Joaquin County (209) 468-6032
MR. TOMAS LAJIAS MORALES
Counselor (Addiction (Substance Use Disorder))
500 W HOSPITAL RD
FRENCHCAMP, CA 95231
San Joaquin County (209) 468-6129
ANH H. LE MD
Obstetrics & Gynecology
500 W HOSPITAL RD
FRENCH CAMP, CA 95231
San Joaquin County (209) 468-6820
MICHELLE JEAN ROWE D.O.
Family Medicine (Sports Medicine)
500 W HOSPITAL RD
FRENCH CAMP, CA 95231
San Joaquin County (209) 468-6820
ROBERT LEE LEWIS
Counselor (Addiction (Substance Use Disorder))
500 W HOSPITAL RD
FRENCH CAMP, CA 95231
San Joaquin County (209) 468-6857
NAVPREET SINGH
Student in an Organized Health Care Education/Training Program
500 W HOSPITAL RD
FRENCH CAMP, CA 95231
San Joaquin County (209) 468-6641
DR. PETER C. MEADE M.D.
Surgery
500 W HOSPITAL RD
FRENCH CAMP, CA 95231
San Joaquin County (209) 468-6000

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 Marietta Walsh's NPI number?

The NPI number for Marietta Walsh is 1275809584. It was assigned to this individual provider in the NPPES registry on March 30, 2012.

Where is Marietta Walsh located?

Marietta Walsh practices at 500 W Hospital Rd, French Camp, CA 95231. The listed phone number is (209) 468-6603.

What is Marietta Walsh's specialty?

The primary specialty registered for this NPI is Neurological Surgery with taxonomy code 207T00000X.

Is Marietta Walsh enrolled in Medicare?

Yes. Marietta Walsh 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 Marietta Walsh accept?

Health plans from Medica, Oscar Insurance Company and Sanford Health Plan list Marietta Walsh 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 Marietta Walsh was last updated on May 22, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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.