NPPES file of Aug 9, 2026

Catherine M. Sardo, APRN-BC

Family Nurse Practitioner · Washington, DC

Catherine M. Sardo, APRN-BC is a family nurse practitioner with a practice address in Washington, District of Columbia, and NPI 1386791457, issued on Jan 4, 2007. Check the license with the District of Columbia board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1386791457
Name
Catherine M. Sardo
Credential
APRN-BC
Primary taxonomy
Family Nurse Practitioner 363LF0000X
License number
0001071236 VA
Self-reported in NPPES; status is on the state search
Practice location
Walter Reed Army Medical Center, Washington, DC 20307
Phone
(202) 782-4175
Enumerated
Jan 4, 2007
Record last updated
Jan 14, 2008 (not updated in 18 years: call before relying on the address or phone)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at Walter Reed Army Medical Center

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Naomi Aronson, M.D.Infectious Disease Physician1487680591
  2. Lorraine Breen, MS, RD, LDRegistered Dietitian1558334755
  3. Thomas Burke, MD MPHPsychiatry Physician1447238175
  4. Dale Cloyd, M.D.Military Health Care Provider1316937592
  5. Kevin Creamer, M.D.Pediatric Critical Care Medicine Physician1528164993
  6. Barbara Crothers, D.O.Cytopathology Physician1487629713

Verify Catherine M. Sardo in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich District of Columbia board licenses this professionCheck the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the District of Columbia license search

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Industry payments in 2024: $516.30

5 payments; by number, the most common kind was food and beverage; the largest payer was Inspire Medical Systems, Inc. The 99,489 providers of this specialty with any payment received $650.95 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Catherine Sardo$516.30
  2. Specialty average$650.95

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Catherine M. Sardo among 682 family nurse practitioner records in District of Columbia

Catherine M. Sardo, APRN-BC is one of 682 family nurse practitioner records with a practice address in District of Columbia. 65% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 9% of them.

  • NPI issued2007 · 9% of these records are older, 83% newer
  • In a Medicare fileYes · 65% of these records are
  • In the CMS Doctors and Clinicians fileNo · 46% of these records are
  • Record last updated2008 · 49% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LF0000X and a District of Columbia practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

675 family nurse practitioner records list a practice address in Washington

They are 675 of the 45,857 NPPES records with a practice address in Washington, and 682 family nurse practitioner records in District of Columbia.

The 8 family nurse practitioner records with the nearest ZIP codes

  1. Dorothy Clinton, FNPWashington, DC 203071699876359
  2. Patricia Kemezis, FNPWashington, DC 203071750440558
  3. Laverne Montgomery, FNPWashington, DC 203071316134166
  4. Yvonne Taylor, PHDWashington, DC 203071174683684
  5. Deborah Van Der Watt, CRNPWashington, DC 203071184725301
  6. Edith Schafer, NPWashington, DC 203101952501017
  7. Lemlem Ejo, NURSE PRACTITIONERWashington, DC 203401578326104
  8. Mary Jacobsen, ARNPWashington, DC 203501871537076

Common questions

What is Catherine M. Sardo, APRN-BC's NPI number?

Catherine M. Sardo, APRN-BC's National Provider Identifier (NPI) is 1386791457, issued on Jan 4, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Catherine M. Sardo, APRN-BC located?

The NPPES record lists a practice address at Walter Reed Army Medical Center, Washington, DC, 20307. Phone: (202) 782-4175. Providers update this record themselves, so call before visiting.

How can I verify Catherine M. Sardo, APRN-BC's license?

Search the District of Columbia board that licenses this profession; the NPPES record confirms identity only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.