DR. WILLIAM D MELTON (MD) – Emergency Medicine Physician, NPI 1720029465

DR. WILLIAM D MELTON (MD) is a healthcare provider. based in Arcadia, California. specializing in EMERGENCY MEDICINE, FAMILY PRACTICE. They hold the professional credentials MD. They hold a License No. A70160 (CA). The NPI Number for DR. WILLIAM D MELTON (MD) is 1720029465

Main info

Male
Sole Proprietor
31 Years Of Experience
Accepts Medicare Assignment
Name
DR. WILLIAM D MELTON (MD)
NPI
1720029465
Phone
(626) 447-0296
Address
PO BOX 661597
Enumeration Date
10 June 2006
Last Update Date
21 March 2013

Doctor Profile

Medical School Name
UNIVERSITY OF CALIFORNIA, SAN FRANCISCO SCHOOL OF MEDICINE
Secondary Phone
7075545210
Graduation Year
1995 (31 years ago)
PAC ID
1355237116
Group Practice PAC ID
2961683693
Professional Enrollment ID
I20040226001237
Address ID
CA945892574VA300XXDRXX300
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience59
Completeness75
Years active:20State licenses:1Digital endpointsOther names

5,791 EMERGENCY MEDICINE in CA

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Provider Addresses for DR. WILLIAM D MELTON (MD)

  • PO BOX 661597

    ARCADIA, CA 910661597

    Phone: (626) 447-0296

    Fax: (626) 447-6057

    Type: Mailing

  • Sutter Solano Medical Center, 300, Hospital Drive, Harry Floyd Terrace, Vallejo, Solano County, California, 94589, United States

    VALLEJO, CA 945892574

    Phone: (707) 554-4444

    Type: Location

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

CMS reports 2 Open Payments records for all available years, with a total value of $0.

Total Amount is formed as General ($0) + Research ($0) + Ownership ($0) = $0.

Last reported payment date: • Largest payer in this snapshot: BrainScope Company, Inc. ($0).

Total Amount

$0

General + Research + Ownership

Payments

2

Total payment records

General Amount

$0

General payments

Research Amount

$0

Research funding

Ownership Amount

$0

Ownership interests

Ownership Count

2

Ownership records

Last Payment Date

Latest reported date

Top Companies

Largest payers in this snapshot

View all Open Payments →|Open Payments Risk Radar →

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: 2004-02-26

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
I20040226001237IEmergency 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
99284Emergency department visit with moderate level of medical decision making238229$0
99285Emergency department visit with high level of medical decision making191178$0
93010Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only164142$0
99291Critical care, first 30-74 minutes124117$0
99283Emergency department visit with low level of medical decision making4139$0
View full utilization report →

Insurance plans in this area (ZIP 91066)

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Provider's Procedures

DR. WILLIAM D MELTON (MD) performs procedures in EMERGENCY MEDICINE. See the list of HCPCS codes below.
SpecialtyPractice State
HCPCS Code
Description
Service Count
Beneficiary Count
EMERGENCY MEDICINECA93010Routine electrocardiogram (EKG) using at least 12 leads with interpretation and report274255

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: 2961683693View full group profile
NameSpecialtyState
-CA
Emergency MedicineCA
-CA
Family Practice, General PracticeSC
Emergency MedicineCA
Family PracticeCA
Emergency MedicineNJ
-CA

Reviews

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Frequently asked questions

How is DR. WILLIAM D MELTON (MD) identified in CMS data?
CMS-hosted NPPES data lists DR. WILLIAM D MELTON (MD) with NPI 1720029465.
Can I rely on DR. WILLIAM D MELTON (MD) being an active provider?
As of the registry snapshot, DR. WILLIAM D MELTON (MD) is marked active.
What is DR. WILLIAM D MELTON (MD)'s specialty?
The listing groups DR. WILLIAM D MELTON (MD) with Emergency Medicine Physician. Clinical services aligned with this taxonomy classification.
What area does DR. WILLIAM D MELTON (MD) serve?
DR. WILLIAM D MELTON (MD)'s listing highlights Arcadia, California; more addresses can appear in NPPES.
Is the information about DR. WILLIAM D MELTON (MD) up to date?
Data updates when providers file changes in NPPES — treat critical facts as "verify if unsure."

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