NPPES file of Aug 9, 2026

Catherine H. Grinnell, CNM

Advanced Practice Midwife · Denver, CO

Catherine H. Grinnell, CNM is an advanced practice midwife with a practice address in Denver, Colorado, and NPI 1871134528, issued on Oct 3, 2019. Check the license (Colorado APN.0995992-CNM, 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 · Medicare files 2023 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1871134528
Name
Catherine H. Grinnell
Credential
CNM
Primary taxonomy
Advanced Practice Midwife 367A00000X
License number
APN.0995992-CNM CO
Self-reported in NPPES; status is on the state search
Practice location
790 Delaware St, Denver, CO 80204
Phone
(303) 436-4949
Enumerated
Oct 3, 2019
Record last updated
Jun 5, 2024
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 790 Delaware St

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

  1. Jane Avery, CNMAdvanced Practice Midwife1417453937
  2. Mary Berigan, CNMMidwife1003480948
  3. Jessica BryanDoula1134967482
  4. Catherine Buckland, RNC, MSN, WHNPWomen's Health Nurse Practitioner1336273754
  5. Nicole GlynnNeonatal Intensive Care Registered Nurse1528993185
  6. Marleigh Higgins, CNMAdvanced Practice Midwife1144688631

Verify Catherine H. Grinnell 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.0995992-CNM    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

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The practice group's MIPS final score for 2023 (Medicare payment program): 91.1 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score90.2
  2. Costout of 100 · 30%73.5
  3. Promoting interoperabilityout of 100 · 25%88.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Advanced Practice Midwife providers in Colorado

There are 455 advanced practice midwife records in Colorado.

All 455 in Colorado → Every provider in Denver →

Other advanced practice midwife records in Colorado

  1. Ejaaz Abdulkabir, CNMDenver, CO1710551783
  2. Eva Abram, CNM, NPLoveland, CO1881232833
  3. Nancy Acheff, CNMLittleton, CO1942214895
  4. Shauna Acker, DNP, CNM, FNP-CColorado Springs, CO1528206364
  5. Lindsay Adams, CNMFruita, CO1851976930
  6. Jessica Adkins, CNMCastle Rock, CO1689450538
  7. Amanda Alba, CNM, WHNP-BCAurora, CO1073877486
  8. Jennifer Allen, C.N.M.Steamboat Springs, CO1457789638
  9. Susan Altenburg, CNMFort Carson, CO1265412050
  10. Eric Alvarez, RN, CNMAurora, CO1457144248

Common questions

What is Catherine H. Grinnell, CNM's NPI number?

Catherine H. Grinnell, CNM's National Provider Identifier (NPI) is 1871134528, issued on Oct 3, 2019. An NPI identifies a provider in billing; it is not a license.

Where is Catherine H. Grinnell, CNM located?

The NPPES record lists a practice address at 790 Delaware St, Denver, CO, 80204. Phone: (303) 436-4949. Providers update this record themselves, so call before visiting.

How can I verify Catherine H. Grinnell, CNM's license?

NPPES lists Colorado license number APN.0995992-CNM, as entered by the provider. Search the Colorado board that licenses this profession; the NPPES record confirms identity only.

What is Catherine H. Grinnell, CNM's MIPS final score?

The 2023 MIPS final score is 91.1 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

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.