DR. HEATHER LEWIS (MD, MPH, MS) – Internal Medicine Physician, NPI 1235314907

DR. HEATHER LEWIS (MD, MPH, MS) is a healthcare provider. based in Oceanside, California. specializing in INTERNAL MEDICINE. They hold the professional credentials MD, MPH, MS. They hold a License No. 0101246132 (VA). The NPI Number for DR. HEATHER LEWIS (MD, MPH, MS) is 1235314907

Main info

Female
Sole Proprietor
19 Years Of Experience
Accepts Medicare Assignment
Name
DR. HEATHER LEWIS (MD, MPH, MS)
NPI
1235314907
Phone
(760) 576-4707
Address
222 COTTONWOOD ST N
Enumeration Date
31 December 2007
Last Update Date
21 January 2026

Doctor Profile

Medical School Name
OTHER
Secondary Phone
7605764707
Graduation Year
2007 (19 years ago)
PAC ID
0547708141
Professional Enrollment ID
I20240814001840
Address ID
MD207445640FO517XXDRXX400
Data current as of
20 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience92
Completeness85
Years active:18State licenses:4Digital endpointsOther names

21,511 INTERNAL MEDICINE in CA

Provider Addresses for DR. HEATHER LEWIS (MD, MPH, MS)

  • 222 COTTONWOOD ST N

    OCEANSIDE, CA 920586641

    Phone: (760) 576-4707

    Type: Mailing

  • 6139 OXON HILL RD # 1184

    OXON HILL, MD 207453108

    Phone: (760) 576-4707

    Type: Mailing

  • 222 Cottonwood St N

    Oceanside, CA 920586641

    Phone: (760) 576-4707

    Fax: (866) 531-7532

    Type: Location

  • 6139 Oxon Hill Rd # 1184

    Oxon Hill, MD 207453108

    Phone: (202) 379-8496

    Fax: (866) 531-7532

    Type: Location

  • 10903 INDIAN HEAD HWY STE 206A

    FORT WASHINGTON, MD 207444000

    Phone: (202) 379-8946

    Fax: (866) 531-7532

    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: 2024-08-14

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
I20240814001840IInternal MedicineDCTBD

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 92058)

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Reviews

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Frequently asked questions

Can I use this page to confirm DR. HEATHER LEWIS (MD, MPH, MS)'s NPI?
Yes. DR. HEATHER LEWIS (MD, MPH, MS) is listed with NPI 1235314907 in the public NPI dataset.
Is DR. HEATHER LEWIS (MD, MPH, MS) still practicing?
DR. HEATHER LEWIS (MD, MPH, MS) is currently listed as active in the public NPI registry.
What is DR. HEATHER LEWIS (MD, MPH, MS)'s specialty?
The listing groups DR. HEATHER LEWIS (MD, MPH, MS) with Internal Medicine Physician. Clinical services aligned with this taxonomy classification.
Where should I expect DR. HEATHER LEWIS (MD, MPH, MS) on a map?
Expect Oceanside, California as a primary anchor for DR. HEATHER LEWIS (MD, MPH, MS) unless the record lists multiple sites.
What does 'Individual Provider' mean on this profile?
Entity type tells you whether the number belongs to a person or an organization.