Registry data as of Aug 27, 2026

Nathan Applegren, M.D.

Anesthesiology Physician · Greenwood Village, CO

Nathan Applegren, M.D. is an anesthesiology physician with a practice address in Greenwood Village, Colorado, and NPI 1023679651, issued on Jun 25, 2019. Check the license (Colorado DR.0072046, as entered in NPPES) on the Colorado Medical Board; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1023679651
Name
Nathan Applegren
Credential
M.D.
Primary taxonomy
Anesthesiology Physician 207L00000X
License numbers
DR.0072046 CO
2019022908 MO
Self-reported in NPPES; status is on the state search
Practice location
8000 E Maplewood Ave Ste 120, Greenwood Village, CO 80111
Phone
(303) 438-3999
Enumerated
Jun 25, 2019
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.
Download card Updates feed

Also registered at 8000 E Maplewood Ave Ste 120

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

  1. Jacob AbelCertified Registered Nurse Anesthetist1902610553
  2. Joshua Adams, CRNARegistered Nurse1013456060
  3. Eric AhlstedtAnesthesiologist Assistant1982136925
  4. Kaitlin AhlstedtAnesthesiologist Assistant1508422684
  5. Maarij Ahmad, DOAnesthesiology Physician1073176228
  6. Jason Anderkin, CAAAnesthesiologist Assistant1194519785

Verify Nathan Applegren in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersColorado Medical Board
    Search for license DR.0072046
    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
Open 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.

Industry payments in 2024: $15.37

1 payment, mostly food and beverage; the largest payer was Merck Sharp & Dohme LLC. The 17,418 providers of this specialty with any payment received $898.38 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Nathan Applegren$15.37
  2. Specialty average$898.38

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

One hospital or facility affiliation

  1. US Anesthesia Partners OF Colorado IncColorado Springs, CO

Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

134 anesthesiology physician records list a Greenwood Village practice address

They are 134 of the 2,654 NPPES records with a Greenwood Village practice address, and 1,158 anesthesiology physician records in Colorado.

Other anesthesiology physician records in Colorado

  1. Benjamin Aakre, MDAurora, CO1407140395
  2. Richard Abbott, MDGreenwood Village, CO1508839333
  3. Benjamin Abrams, MDAurora, CO1619316742
  4. Henri Acosta, MDGreenwood Village, CO1114073798
  5. Ryan Adams, MDFort Collins, CO1154448611
  6. Aalok Agarwala, MDAurora, CO1699801068
  7. Bryan Ahlgren, DOAurora, CO1730208315
  8. Maarij Ahmad, DOGreenwood Village, CO1073176228
  9. Sarah Al-Najar, MDDenver, CO1396373866
  10. Richard Alessi, M.D.Fort Collins, CO1063409860

Common questions

What is Nathan Applegren, M.D.'s NPI number?

Nathan Applegren, M.D.'s National Provider Identifier (NPI) is 1023679651, issued on Jun 25, 2019. An NPI identifies a provider in billing; it is not a license.

Where is Nathan Applegren, M.D. located?

The NPPES record lists a practice address at 8000 E Maplewood Ave Ste 120, Greenwood Village, CO, 80111. Phone: (303) 438-3999. Providers update this record themselves, so call before visiting.

How can I verify Nathan Applegren, M.D.'s license?

NPPES lists Colorado license number DR.0072046, as entered by the provider. Search the Colorado Medical Board at https://dpo.colorado.gov/Medical. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.