JAMES WARREN BOOZER (MD) – Internal Medicine Physician, NPI 1427046986

JAMES WARREN BOOZER (MD) is a healthcare provider. based in Modesto, California. specializing in INTERNAL MEDICINE. They hold the professional credentials MD. They hold a License No. G55121 (CA). The NPI Number for JAMES WARREN BOOZER (MD) is 1427046986

Main info

Male
42 Years Of Experience
Accepts Medicare Assignment
Name
JAMES WARREN BOOZER (MD)
NPI
1427046986
Phone
(209) 577-3388
Address
1541 FLORIDA AVE
Enumeration Date
10 October 2005
Last Update Date
17 January 2017

Doctor Profile

Medical School Name
LOMA LINDA UNIVERSITY SCHOOL OF MEDICINE
Secondary Phone
2099627121
Graduation Year
1984 (42 years ago)
PAC ID
1850305582
Group Practice PAC ID
4284538505
Professional Enrollment ID
I20080724000678
Address ID
CA953219432GR18661120X300
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience54
Completeness75
Years active:20State licenses:1Digital endpointsOther names

21,511 INTERNAL MEDICINE in CA

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Provider Addresses for JAMES WARREN BOOZER (MD)

  • 1541, Florida Avenue, Aurora, Modesto, Stanislaus County, California, 95350, United States

    STE 200

    MODESTO, CA 953504429

    Phone: (209) 577-3388

    Fax: (209) 523-0764

    Mailing address matches the actual address.

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

No Open Payments data available for this provider.

This can happen when there are no reportable CMS Open Payments records.

Medicare Enrollment & Revalidation

Source: CMS public data · Not endorsed by CMS ·

Educational use only—not medical, billing, or legal advice.

PECOS enrollment status

Participating (accepts Medicare assignment)

Enrollment effective: 2008-07-24

PECOS data refreshed: 2026-05-27

Medicare revalidation (CMS due date list)

Due date not assigned yet

CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.

Enrollment records

1

Earliest due date

Not assigned (TBD)

CMS data updated

2026-06-01

Revalidation progress

  1. Medicare enrolled
  2. On CMS revalidation list
  3. Due date assigned
  4. Revalidate in PECOS

CMS enrollment records

Enrollment IDTypeSpecialtyStateDue date
I20080724000678IInternal MedicineCATBD

What to do next

  • No action required while the due date shows TBD.
  • Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
  • Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.

Verify on CMS Revalidation Lookup Tool

Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS

Medicare Utilization (FFS)

Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·

Educational use only—not medical, billing, or legal advice.

Top Medicare procedures (2023) · refreshed 2026-05-27

HCPCSDescriptionServicesBeneficiariesMedicare allowed
99214Established patient office or other outpatient visit, 30-39 minutes400279$0
G0439Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit287287$0
99215Established patient office or other outpatient visit, 40-54 minutes271202$0
99213Established patient office or other outpatient visit, 20-29 minutes123101$0
J3301Injection, triamcinolone acetonide, not otherwise specified, 10 mg7929$0
View full utilization report →

Insurance plans in this area (ZIP 95350)

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Provider's Procedures

JAMES WARREN BOOZER (MD) performs procedures in INTERNAL MEDICINE. See the list of HCPCS codes below.
SpecialtyPractice State
HCPCS Code
Description
Service Count
Beneficiary Count
INTERNAL MEDICINECA17003Destruction of 2-14 skin growths8721
INTERNAL MEDICINECA85610Blood test, clotting time11120

Group practice members

Group practice members are other physicians who share the same Group Practice PAC ID with this doctor. When doctors form a group practice and register in PECOS as a single entity, they receive a shared identification number. This table lists all providers in the same group practice.
PAC ID: 4284538505View full group profile

Reviews

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Frequently asked questions

How is JAMES WARREN BOOZER (MD) identified in CMS data?
CMS-hosted NPPES data lists JAMES WARREN BOOZER (MD) with NPI 1427046986.
Is JAMES WARREN BOOZER (MD) listed as active for patients and plans?
The listing shows JAMES WARREN BOOZER (MD) as active in the NPI system.
What is JAMES WARREN BOOZER (MD)'s primary classification?
Internal Medicine Physician is the headline specialty for JAMES WARREN BOOZER (MD) here. Clinical services aligned with this taxonomy classification.
Does JAMES WARREN BOOZER (MD) list a practice location?
Patients near Modesto, California may find JAMES WARREN BOOZER (MD) in results; validate coverage separately.
What does 'Individual Provider' mean on this profile?
Entity type tells you whether the number belongs to a person or an organization.

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