NPPES file of Aug 9, 2026

Alfred Nathan Carr, MD

Otolaryngology/Facial Plastic Surgery Physician · Longmont, CO

Alfred Nathan Carr, MD is an otolaryngology/facial plastic surgery physician with a practice address in Longmont, Colorado, and NPI 1285745695, issued on Aug 31, 2006. Check the license (Colorado 15802, as entered in NPPES) on the Colorado Medical Board; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1285745695
Name
Alfred Nathan Carr
Credential
MD
Primary taxonomy
Otolaryngology/Facial Plastic Surgery Physician 207YX0905X
License number
15802 CO
Self-reported in NPPES; status is on the state search
Practice location
1750 Mountain View Ave, Longmont, CO 80501
Phone
(303) 772-3204
Enumerated
Aug 31, 2006
Record last updated
May 19, 2026
Medicare enrollment
Enrolled (PECOS I20050831000869); accepts Medicare assignment
Medical or professional school
University Of Colorado School Of Medicine, Denver, 1967
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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Also registered at 1750 Mountain View Ave

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

  1. Richard Luong, D.M.D.Dentist1902273253
  2. Aaron Mortensen, D.M.DDentist1861726978
  3. Stephen Sidwell, DDSGeneral Practice Dentistry1528204641
  4. Conrad Stutznegger, DDSGeneral Practice Dentistry1801087960

Verify Alfred Nathan Carr in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersColorado Medical Board
    Search for license 15802
    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.

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50% fewer Medicare Part D claims than the average otolaryngology/facial plastic surgery physician in 2024

274 Medicare Part D claims for 124 beneficiaries, against an average of 550 among the 650 providers of this specialty who prescribed in Part D. Brand-name drugs were 10% of claims.

  1. Alfred Carr274
  2. Specialty average550

Most prescribed

  1. Doxycycline Hyclate24 claims
  2. Amoxicillin-Clavulanate Potass21 claims
  3. Fluocinolone Acetonide Oil21 claims
  4. Azithromycin20 claims
  5. Betamethasone Valerate20 claims
  6. Azelastine Hcl16 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

The MIPS final score for 2023 (Medicare payment program): 0 of 100

The Merit-based Incentive Payment System score is reported for this clinician. 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 score0.0
  2. Costnot scored (reweighted)
  3. Promoting interoperabilitynot scored (reweighted)
  4. Improvement activities0 of 40 points · 15%0.0

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

Alfred Nathan Carr among 15 otolaryngology/facial plastic surgery physician records in Colorado

Alfred Nathan Carr, MD is one of 15 otolaryngology/facial plastic surgery physician records with a practice address in Colorado. 93% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 33% of them.

  • NPI issued2006 · 33% of these records are older, 40% newer
  • In a Medicare fileYes · 93% of these records are
  • In the CMS Doctors and Clinicians fileYes · 67% of these records are
  • Graduated1967 · median 1994 among the 10 with a school on file
  • Record last updated2026 · 40% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207YX0905X and a Colorado practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Otolaryngology/Facial Plastic Surgery Physician providers in Colorado

There are 15 otolaryngology/facial plastic surgery physician records in Colorado.

The 8 otolaryngology/facial plastic surgery physician records with the nearest ZIP codes

  1. Arlen Meyers, MDDenver, CO 802621902826068
  2. Douglas Peller, D.O.Thornton, CO 802291083754600
  3. Christopher CoteDenver, CO 802101700880085
  4. Nicolette Picerno, M.D.Denver, CO 802101851493936
  5. Jeffrey Raval, M.D.Denver, CO 802101154423291
  6. Richard Thompson, MDParker, CO 801381811331721
  7. Stephen Weber, MD, FACSLone Tree, CO 801241366634388
  8. Michael Menachof, MDGreenwood Village, CO 801111396871265

Common questions

What is Alfred Nathan Carr, MD's NPI number?

Alfred Nathan Carr, MD's National Provider Identifier (NPI) is 1285745695, issued on Aug 31, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Alfred Nathan Carr, MD located?

The NPPES record lists a practice address at 1750 Mountain View Ave, Longmont, CO, 80501. Phone: (303) 772-3204. Providers update this record themselves, so call before visiting.

How can I verify Alfred Nathan Carr, MD's license?

NPPES lists Colorado license number 15802, 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.

How much does Alfred Nathan Carr, MD prescribe under Medicare Part D?

In 2024, Alfred Nathan Carr, MD had 274 Medicare Part D claims for 124 beneficiaries; the average among otolaryngology/facial plastic surgery physician prescribers was 550. Part D covers Medicare prescriptions only.

What is Alfred Nathan Carr, MD's MIPS final score?

The 2023 MIPS final score is 0 of 100. 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.

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.