NPPES file of Aug 9, 2026

Jean Ann Tretler, R.N., IBCLC

Lactation Consultant (Registered Nurse) · Columbia, MD

Jean Ann Tretler, R.N., IBCLC is a lactation consultant (registered nurse) with a practice address in Columbia, Maryland, and NPI 1336630748, issued on May 21, 2018. Check the license (Maryland R172278, as entered in NPPES) with the Maryland board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.

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

NPPES recordNPPES file of Aug 9, 2026
1336630748
Name
Jean Ann Tretler
Credential
R.N., IBCLC
Primary taxonomy
Lactation Consultant (Registered Nurse) 163WL0100X
License number
R172278 MD
Self-reported in NPPES; status is on the state search
Practice location
10630 Little Patuxent Pkwy Ste 128, Columbia, MD 21044
Phone
(301) 943-9293
Enumerated
May 21, 2018
Record last updated
Jun 2, 2019 (not updated in 7 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 10630 Little Patuxent Pkwy Ste 128

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

  1. Stephen Conti, LMT, BAMassage Therapist1366784316
  2. Heather Hobbs, IBCLCLactation Consultant (Non-RN)1922575919

Verify Jean Ann Tretler in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Maryland board licenses this profession
    Search for license R172278
    Check 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 Maryland license search

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Lactation Consultant (Registered Nurse) providers in Maryland

There are 108 lactation consultant (registered nurse) records in Maryland. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

Other lactation consultant (registered nurse) records in Maryland

  1. Robin AndersonBowie, MD1982572335
  2. Princess AslamColumbia, MD1710492921
  3. Helen Averill, RN, IBCLCSilver Spring, MD1609321538
  4. Christina Berlett, RN IBCLCWhite Hall, MD1013586502
  5. Chase BestAnnapolis, MD1023782976
  6. Dionna Boston, RN/IBCLCGaithersburg, MD1134634447
  7. Dee Bower, RN,BSN,IBCLC,RNC-OBCumberland, MD1841065265
  8. Susan Brennan, RN, BSNBethesda, MD1689257479
  9. Jennifer Busbey, BSN, IBCLCGermantown, MD1568963114
  10. Emily Caltabiano, RN, BSN, IBCLCDavidsonville, MD1083592901

Common questions

What is Jean Ann Tretler, R.N., IBCLC's NPI number?

Jean Ann Tretler, R.N., IBCLC's National Provider Identifier (NPI) is 1336630748, issued on May 21, 2018. An NPI identifies a provider in billing; it is not a license.

Where is Jean Ann Tretler, R.N., IBCLC located?

The NPPES record lists a practice address at 10630 Little Patuxent Pkwy Ste 128, Columbia, MD, 21044. Phone: (301) 943-9293. Providers update this record themselves, so call before visiting.

How can I verify Jean Ann Tretler, R.N., IBCLC's license?

NPPES lists Maryland license number R172278, as entered by the provider. Search the Maryland 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. 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.