NPPES file of Aug 9, 2026

Sheryl Guffin Clem, CRNP

Nurse Practitioner · Huntsville, AL

Sheryl Guffin Clem, CRNP is a nurse practitioner with a practice address in Huntsville, Alabama, and NPI 1669641874, issued on Feb 22, 2008. Check the license (Alabama 1-099778, as entered in NPPES) with the Alabama 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
1669641874
Name
Sheryl Guffin Clem
Credential
CRNP
Primary taxonomy
Nurse Practitioner 363L00000X
License number
1-099778 AL
Self-reported in NPPES; status is on the state search
Practice location
4715 Whitesburg Dr SE, Huntsville, AL 35802
Phone
(256) 881-5151
Enumerated
Feb 22, 2008
Record last updated
Feb 24, 2020 (not updated in 6 years: call before relying on the address or phone)
Fax
(256) 880-3939
Medicaid ID
134709 AL
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 4715 Whitesburg Dr SE

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

  1. Ryan Aaron, M.D.Physical Medicine & Rehabilitation Physician1336342328
  2. Jessica Anderson, PA-CPhysician Assistant1508364340
  3. Vincent Andrews, CRNPAcute Care Nurse Practitioner1538605407
  4. Melissa Bachman, PA-CPhysician Assistant1528250750
  5. Lindzy Callaway, CRNPNurse Practitioner1801559455
  6. Marco Cazzavillan, ATCAthletic Trainer1154728996

Verify Sheryl Guffin Clem in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Alabama board licenses this profession
    Search for license 1-099778
    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 Alabama 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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The practice group's MIPS final score for 2023 (Medicare payment program): 87.6 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. Qualitynot scored (reweighted)
  2. Costout of 100 · 30%71.4
  3. Promoting interoperabilityout of 100 · 25%93.0
  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).

Sheryl Guffin Clem among 1,442 nurse practitioner records in Alabama

Sheryl Guffin Clem, CRNP is one of 1,442 nurse practitioner records with a practice address in Alabama. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2008, is newer than 21% of them.

  • NPI issued2008 · 21% of these records are older, 76% newer
  • In a Medicare fileYes · 75% of these records are
  • In the CMS Doctors and Clinicians fileNo · 59% of these records are
  • Record last updated2020 · 49% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363L00000X and a Alabama practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

108 nurse practitioner records list a practice address in Huntsville

They are 108 of the 5,555 NPPES records with a practice address in Huntsville, and 1,442 nurse practitioner records in Alabama.

The 8 nurse practitioner records with the nearest ZIP codes

  1. Lindzy Callaway, CRNPHuntsville, AL 358021801559455
  2. Whitney Dennis, CRNPHuntsville, AL 358021538872684
  3. Alexander EganhouseHuntsville, AL 358021639560964
  4. Jennifer Epperson, RN, ANP-BCHuntsville, AL 358021417251844
  5. Elizabeth Gates, CRNPHuntsville, AL 358021659957892
  6. Taquina HambrickHuntsville, AL 358021437891074
  7. Amber Mitchell, NPHuntsville, AL 358021114421773
  8. Hannah Ray, CRNPHuntsville, AL 358021366171514

Common questions

What is Sheryl Guffin Clem, CRNP's NPI number?

Sheryl Guffin Clem, CRNP's National Provider Identifier (NPI) is 1669641874, issued on Feb 22, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Sheryl Guffin Clem, CRNP located?

The NPPES record lists a practice address at 4715 Whitesburg Dr SE, Huntsville, AL, 35802. Phone: (256) 881-5151. Providers update this record themselves, so call before visiting.

How can I verify Sheryl Guffin Clem, CRNP's license?

NPPES lists Alabama license number 1-099778, as entered by the provider. Search the Alabama board that licenses this profession; the NPPES record confirms identity only.

What is Sheryl Guffin Clem, CRNP's MIPS final score?

The 2023 MIPS final score is 87.6 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.

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.