NPPES file of Aug 9, 2026

Mary Elizabeth Klahr, AGPCNP

Gerontology Nurse Practitioner · Lakewood, CO

Mary Elizabeth Klahr, AGPCNP is a gerontology nurse practitioner with a practice address in Lakewood, Colorado, and NPI 1386455509, issued on Jan 16, 2025. Check the license (Colorado APN.1000472-NP, as entered in NPPES) with the Colorado board that licenses this profession; the Medicare figures below come from public CMS files.

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

NPPES recordNPPES file of Aug 9, 2026
1386455509
Name
Mary Elizabeth Klahr
Credential
AGPCNP
Primary taxonomy
Gerontology Nurse Practitioner 363LG0600X
License number
APN.1000472-NP CO
Self-reported in NPPES; status is on the state search
Practice location
12600 W Colfax Ave Ste B200, Lakewood, CO 80215
Phone
(303) 993-1330
Enumerated
Jan 16, 2025
Record last updated
Dec 2, 2025
Medicare enrollment
Enrolled (PECOS I20250410003127); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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8 nearest gerontology nurse practitioner records → All 173 in Colorado → Look up another NPI →

Also registered at 12600 W Colfax Ave Ste B200

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

  1. Jennifer AndersonFamily Nurse Practitioner1174408546
  2. Teri Benson, FNPFamily Nurse Practitioner1780916098
  3. Lucia Botts, RNFamily Nurse Practitioner1285263921
  4. Lauren Buckley, NURSE PRACTITIONERFamily Nurse Practitioner1205617347
  5. Ilsa Carter, PA-CMedical Physician Assistant1972177749
  6. Ma Gennylou Cassel, DNP, APRN-RX, FNP-BCFamily Nurse Practitioner1578307203

Verify Mary Elizabeth Klahr in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Colorado board licenses this profession
    Search for license APN.1000472-NP    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 Colorado license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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Bills Medicare through one group practice

  1. Physician Housecalls LLCLakewood, CO

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Mary Elizabeth Klahr among 173 gerontology nurse practitioner records in Colorado

Mary Elizabeth Klahr, AGPCNP is one of 173 gerontology nurse practitioner records with a practice address in Colorado. 73% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2025, is newer than 88% of them.

  • NPI issued2025 · 88% of these records are older, 3% newer
  • In a Medicare fileYes · 73% of these records are
  • In the CMS Doctors and Clinicians fileYes · 61% of these records are
  • Graduated2024 · median 2019 among the 105 with a school on file
  • Record last updated2025 · 39% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LG0600X and a Colorado practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Gerontology Nurse Practitioner providers in Colorado

There are 173 gerontology nurse practitioner records in Colorado.

All 173 in Colorado → Every provider in Lakewood → Gerontology Nurse Practitioner nationwide →

The 8 gerontology nurse practitioner records with the nearest ZIP codes

  1. Anne GoclanoLakewood, CO 802151558237529
  2. Sandra Melling, APNLakewood, CO 802151033965827
  3. Danielle MeyerLakewood, CO 802151306643895
  4. Suzanne Williams, AGNP-CLakewood, CO 802151861336125
  5. Molly Davis, NP-CDenver, CO 802181467114322
  6. Carol BrookshireDenver, CO 802201255356101
  7. Shannan Bryant, NPDenver, CO 802201225635477
  8. Tina Grant, AGACNP-BCDenver, CO 802101134882079

Common questions

What is Mary Elizabeth Klahr, AGPCNP's NPI number?

Mary Elizabeth Klahr, AGPCNP's National Provider Identifier (NPI) is 1386455509, issued on Jan 16, 2025. An NPI identifies a provider in billing; it is not a license.

Where is Mary Elizabeth Klahr, AGPCNP located?

The NPPES record lists a practice address at 12600 W Colfax Ave Ste B200, Lakewood, CO, 80215. Phone: (303) 993-1330. Providers update this record themselves, so call before visiting.

How can I verify Mary Elizabeth Klahr, AGPCNP's license?

NPPES lists Colorado license number APN.1000472-NP, as entered by the provider. Search the Colorado 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.