NPPES file of Aug 9, 2026

Alexander Grell, PA-C

Physician Assistant · Greeley, CO

Alexander Grell, PA-C is a physician assistant with a practice address in Greeley, Colorado, and NPI 1245636737, issued on Nov 10, 2014. Check the license (Colorado 4167, 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 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1245636737
Name
Alexander Grell
Credential
PA-C
Primary taxonomy
Physician Assistant 363A00000X
License number
4167 CO
Self-reported in NPPES; status is on the state search
Practice location
6767 West 29TH Street, Greeley, CO 80634
Phone
(970) 652-2433
Enumerated
Nov 10, 2014
Record last updated
Nov 7, 2019 (not updated in 7 years: call before relying on the address or phone)
Fax
(970) 652-2252
Medicaid ID
76103510 CO
Medicare enrollment
Enrolled (PECOS I20150202001622); 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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Also registered at 6767 West 29TH Street

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

  1. Kelsey BoyerPhysical Therapist1922555218
  2. Lawrence Davis, MDSurgery Physician1851382634
  3. Ariadne Ebel, D.O,Rheumatology Physician1912391962
  4. Siemay Lee, MDInternal Medicine Physician1497966824
  5. Cathy Smith, MDOccupational Medicine Physician1912955097

Verify Alexander Grell 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 4167
    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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2.1 times the Medicare Part D claims of the average physician assistant in 2024

1,763 Medicare Part D claims for 332 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. Brand-name drugs were 9% of claims. 49 claims were for opioids.

  1. Alexander Grell1,763
  2. Specialty average830

Most prescribed

  1. Atorvastatin Calcium135 claims
  2. Lisinopril89 claims
  3. Amlodipine Besylate86 claims
  4. Levothyroxine Sodium70 claims
  5. Omeprazole67 claims
  6. Gabapentin64 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.

Bills Medicare through 2 group practices

  1. Poudre Valley Medical Group LLCCastle Rock, CO
  2. Select Physical Therapy OF West Denver Limited PartnershipGreeley, CO

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

Alexander Grell among 3,767 physician assistant records in Colorado

Alexander Grell, PA-C is one of 3,767 physician assistant records with a practice address in Colorado. 76% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2014, is newer than 44% of them.

  • NPI issued2014 · 44% of these records are older, 53% newer
  • In a Medicare fileYes · 76% of these records are
  • In the CMS Doctors and Clinicians fileYes · 62% of these records are
  • Graduated2014 · median 2017 among the 2,351 with a school on file
  • Record last updated2019 · 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 363A00000X and a Colorado practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

78 physician assistant records list a practice address in Greeley

They are 78 of the 3,518 NPPES records with a practice address in Greeley, and 3,767 physician assistant records in Colorado.

The 8 physician assistant records with the nearest ZIP codes

  1. Colleen Andrijiw, PA-CGreeley, CO 806341104916923
  2. Kerry Bower, PA-CGreeley, CO 806341922104595
  3. Mollie Bradmon, PA-CGreeley, CO 806341679859995
  4. Lesley Deen, PA-CGreeley, CO 806341144291618
  5. Kenneth Farrell, P.A.-CGreeley, CO 806341235240557
  6. Charles Freeman, PA-CGreeley, CO 806341396054771
  7. Madeline Jewell, PA-CGreeley, CO 806341790010445
  8. Herbert Johnson, PA-CGreeley, CO 806341245238716

Common questions

What is Alexander Grell, PA-C's NPI number?

Alexander Grell, PA-C's National Provider Identifier (NPI) is 1245636737, issued on Nov 10, 2014. An NPI identifies a provider in billing; it is not a license.

Where is Alexander Grell, PA-C located?

The NPPES record lists a practice address at 6767 West 29TH Street, Greeley, CO, 80634. Phone: (970) 652-2433. Providers update this record themselves, so call before visiting.

How can I verify Alexander Grell, PA-C's license?

NPPES lists Colorado license number 4167, as entered by the provider. Search the Colorado board that licenses this profession; the NPPES record confirms identity only.

How much does Alexander Grell, PA-C prescribe under Medicare Part D?

In 2024, Alexander Grell, PA-C had 1,763 Medicare Part D claims for 332 beneficiaries; the average among physician assistant prescribers was 830. Part D covers Medicare prescriptions 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.

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.