KAREN ANN HARDY (MD) – Pediatric Pulmonology Physician, NPI 1508971938

KAREN ANN HARDY (MD) is a healthcare provider. based in Palo alto, California. specializing in Pediatric Pulmonology Physician. They hold the professional credentials MD. They hold a License No. G44088 (CA). The NPI Number for KAREN ANN HARDY (MD) is 1508971938

Main info

Female
47 Years Of Experience
Accepts Medicare Assignment
Name
KAREN ANN HARDY (MD)
NPI
1508971938
Phone
(650) 497-8000
Address
725 WELCH RD
Enumeration Date
19 August 2006
Last Update Date
27 April 2024

Doctor Profile

Medical School Name
OTHER
Secondary Phone
6504987200
Graduation Year
1979 (47 years ago)
PAC ID
5799959649
Group Practice PAC ID
0840298543
Professional Enrollment ID
I20120316000579
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience67
Completeness75
Years active:19State licenses:1Digital endpointsOther names

Provider Addresses for KAREN ANN HARDY (MD)

  • 725 WELCH RD

    PALO ALTO, CA 943041601

    Phone: (650) 497-8000

    Type: Mailing

  • Children's Hospital & Research Center Oakland, 747, 52nd Street, Idora Park, Oakland, Alameda County, California, 94609, United States

    SUITE 5409

    OAKLAND, CA 946091809

    Phone: (510) 428-3885

    Fax: (510) 597-7154

    Type: Mailing

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: 2012-03-16

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
I20120316000579IPediatric 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.

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

Insurance plans in this area (ZIP 94304)

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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: 0840298543View full group profile

Reviews

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Frequently asked questions

What number should I use to identify KAREN ANN HARDY (MD) for billing?
Administrative and clinical systems typically use NPI 1508971938 for KAREN ANN HARDY (MD).
Is KAREN ANN HARDY (MD)'s NPI status active today?
Active status means KAREN ANN HARDY (MD)'s NPI record is not deactivated in the public file.
How should patients interpret KAREN ANN HARDY (MD)'s specialty?
The extract shows Pediatric Pulmonology Physician for KAREN ANN HARDY (MD). Clinical services aligned with this taxonomy classification.
What geographic area is tied to KAREN ANN HARDY (MD)?
KAREN ANN HARDY (MD) is associated with Palo Alto, California in the same public data insurers reference.
Can I export KAREN ANN HARDY (MD)'s record?
You can download the official NPPES record; we summarize key fields for readability.

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