MELISSA ALTON (LCSW) – Social Worker, NPI 1245764638

MELISSA ALTON (LCSW) is a healthcare provider. based in Arcata, California. specializing in CLINICAL SOCIAL WORKER. They hold the professional credentials LCSW. They hold a License No. 100571 (CA). The NPI Number for MELISSA ALTON (LCSW) is 1245764638

Main info

Female
10 Years Of Experience
Accepts Medicare Assignment
Name
MELISSA ALTON (LCSW)
NPI
1245764638
Phone
(208) 818-9058
Address
822 G St
Enumeration Date
12 April 2017
Last Update Date
25 January 2023

Doctor Profile

Medical School Name
OTHER
Secondary Phone
7078458737
Graduation Year
2016 (10 years ago)
PAC ID
2961810585
Group Practice PAC ID
3173831674
Professional Enrollment ID
I20210421000236
Address ID
CA955218956AR12755RDXX400
Data current as of
20 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience56
Completeness75
Years active:9State licenses:2Digital endpointsOther names

4,987 CLINICAL SOCIAL WORKER in CA

Provider Addresses for MELISSA ALTON (LCSW)

  • 822 G St

    Arcata, CA 955216223

    Phone: (208) 818-9058

    Type: Location

  • 2906 F St

    UNIT 6860

    Eureka, CA 955024101

    Phone: (707) 845-8737

    Fax: (707) 845-8737

    Type: Location

  • 2906, F Street, Eureka, Humboldt County, California, 95501, United States

    UNIT 6860

    EUREKA, CA 955024101

    Phone: (707) 845-8737

    Fax: (707) 845-8737

    Type: Location

  • 1006, Del Rio Drive, Blue Lake Springs, Arnold, Calaveras County, California, 95223, United States

    BLUE LAKE, CA 955251006

    Phone: (208) 818-9058

    Type: Mailing

  • 1044 NORTHWEST BLVD

    COEUR D ALENE, ID 838142114

    Phone: (208) 930-1740

    Type: Location

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: 2023-02-13

PECOS data refreshed: 2026-05-27

Medicare revalidation (CMS due date list)

Due date not assigned yet

CMS is tracking 2 Medicare enrollment records; no due dates published yet.

Enrollment records

2

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
I20210421000236IClinical Social WorkerCATBD
I20230213001263IClinical Social WorkerIDTBD

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.

No Medicare fee-for-service utilization data available for this provider in our database.

Insurance plans in this area (ZIP 95521)

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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: 3173831674View full group profile
NameSpecialtyState
Clinical PsychologistCA

Reviews

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Frequently asked questions

How do I look up MELISSA ALTON (LCSW) by NPI?
Use NPI 1245764638 when you need to reference MELISSA ALTON (LCSW) in forms, claims, or directories.
Is MELISSA ALTON (LCSW)'s enrollment marked active?
An active flag here means the NPI record is not in a deactivated state.
Does MELISSA ALTON (LCSW) list a primary specialty?
If you are matching referrals, note Social Worker for MELISSA ALTON (LCSW). Clinical services aligned with this taxonomy classification.
Where is MELISSA ALTON (LCSW)'s primary listing?
We display Arcata, California because that is what the record indicates for MELISSA ALTON (LCSW).
Is this NPI for an individual or an organization?
This listing corresponds to an Individual Provider.

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