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MARVIN GHENT TROTTER MD
NPI 1720027436
Internal Medicine in Ukiah, CA

Active since June 06, 2006PECOS Enrolled
275 HOSPITAL DR, UKIAH, CA 95482(707) 462-7900(707) 462-7947 Get Directions Write a Review

NPPES record last updated: March 15, 2024. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Marvin Ghent Trotter Md NPPES

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

MARVIN GHENT TROTTER MD (NPI 1720027436) is an individual internal medicine provider in Ukiah, California, licensed in California (G42597) and active in the NPI registry since June 2006. He is enrolled in Medicare PECOS and maintains a secondary practice location in Covelo.

NPPES Registry Identity

NPI1720027436
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameMARVIN GHENT TROTTERCredential: MD
Location Address275 HOSPITAL DRUkiah, CA 95482-4531
Mailing Address275 Hospital DrUkiah, CA 95482-4531 · (707) 462-7900 · Fax (707) 462-7947
Phone(707) 462-7900
Fax(707) 462-7947
Sole ProprietorNo
Enumeration DateJune 6, 2006
Last NPPES UpdateMarch 15, 2024
NPPES CertifiedMarch 14, 2024
✔ NPI 1720027436 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 CA · G42597
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 ListedEmergency MedicineTaxonomy 207P00000X · License G42597 (CA)
275 HOSPITAL DR, Ukiah, CA 95482
Open in Google Maps ↗

Secondary Practice Location 1

Location 124065 Biggar laneCovelo, CA 95428-0247 · Phone (707) 983-6181 · Fax (707) 983-8168

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Marvin Ghent Trotter 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.

Medicare Billing Reassignments

4

Medicare enrollment records show Marvin Trotter reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Pacific Redwood Medical Group Inc
Same address
Emergency Medicine
275 HOSPITAL DR
Ukiah, CA 95482
  • Reassigned Medicare billing, California enrollment
  • 112 clinicians in this Medicare group
NPI 1033103676 (707) 462-7900
Ukiah Adventist Hospital
Same address
General Acute Care Hospital
275 HOSPITAL DR
Ukiah, CA 95482
  • Reassigned Medicare billing, California enrollment
  • 221 clinicians in this Medicare group
NPI 1235120676 (707) 463-7360
Adventist Health Physicians Network
0.1 mi
Surgery
246 HOSPITAL DR
Ukiah, CA 95482
  • Reassigned Medicare billing, California enrollment
  • 678 clinicians in this Medicare group
NPI 1861885147 (707) 463-8011
Round Valley Indian Health Center, Inc.
45 mi
Clinic/Center
24065 BIGGAR LANE
Covelo, CA 95428
  • Reassigned Medicare billing, California enrollment
  • 31 clinicians in this Medicare group
NPI 1669532750 (707) 983-6404

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Areas of Expertise CMS Part B claims 5

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 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.
166 services65 patients
Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more 99212
This is a routine check-up for patients who have previously seen the doctor. During this 10-19 minute visit, the doctor will review your health status, discuss any concerns, and manage ongoing treatments or medications. It's a chance to ensure your health is on track.
77 services43 patients
Insertion of needle into vein for collection of blood sample 36415
This procedure involves inserting a small needle into a vein, typically in your arm, to collect a blood sample. It's a quick and simple process to help diagnose or monitor health conditions. You may feel a small prick, but discomfort is minimal.
25 services21 patients
Injection of drug or substance under skin or into muscle 96372
This procedure involves administering medication directly under the skin or into a muscle. A small needle is used to inject the drug, allowing it to be absorbed quickly into the bloodstream. It's a common method for delivering a variety of medications.
25 services11 patients
Blood glucose (sugar) test performed by hand-held instrument 82962
A blood glucose test uses a handheld device to measure the amount of sugar in your blood. A small prick on your finger allows a drop of blood to be placed on a test strip, which is then read by the device. This helps monitor and manage diabetes effectively.
21 services17 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 95482 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
$103.36 typical visit price
range $19.28 – $144.60
Typical copayment $25.84 (range $4.82 – $36.15)
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 20

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

ANESTHESIA MANAGEMENT SERVICES OF CALIFORNIA INC
Anesthesiology
275 HOSPITAL DR
UKIAH, CA 95482
Mendocino County (707) 463-3111
PACIFIC REDWOOD MEDICAL GROUP INC
Emergency Medicine
275 HOSPITAL DR
UKIAH, CA 95482
Mendocino County (707) 462-7900
DR. RONALD LANDIS GESTER MD
Emergency Medicine
275 HOSPITAL DR
UKIAH, CA 95482
Mendocino County (707) 462-7900
MRS. REBECCA RENEE HALE RN
Registered Nurse
275 HOSPITAL DR, UKIAH VALLEY MEDICAL HOSPITAL
UKIAH, CA 95482
Mendocino County (707) 462-3111
JASON DON ULLYOTT PA
Physician Assistant
275 HOSPITAL DR
UKIAH, CA 95482
Mendocino County (707) 462-7900
ERIN BAINBRIDGE N.P.
Nurse Practitioner (Family)
275 HOSPITAL DR
UKIAH, CA 95482
Mendocino County (707) 462-3111
RCOA-ADVENTIST HEALTH, LLC
Clinic/Center (Radiology, Mobile)
275 HOSPITAL DR
UKIAH, CA 95482
Mendocino County (866) 293-3500
CHARLIE EDWARD EVANS MD
Emergency Medicine
275 HOSPITAL DR
UKIAH, CA 95482
Mendocino County (707) 462-7900

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 Marvin Trotter's NPI number?

The NPI number for Marvin Trotter is 1720027436. It was assigned to this individual provider in the NPPES registry on June 6, 2006.

Where is Marvin Trotter located?

Marvin Trotter practices at 275 Hospital Dr, Ukiah, CA 95482. The listed phone number is (707) 462-7900.

What is Marvin Trotter's specialty?

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

Is Marvin Trotter enrolled in Medicare?

Yes. Marvin Trotter is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Marvin Trotter's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Marvin Trotter reassigns Medicare benefits to 4 organizations: Pacific Redwood Medical Group Inc (Ukiah, CA), Ukiah Adventist Hospital (Ukiah, CA), Adventist Health Physicians Network (Ukiah, CA) and Round Valley Indian Health Center, Inc. (Covelo, CA). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Marvin Trotter's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Marvin Trotter was last updated on March 15, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 years 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.