Alexandra Lessem, DNP, FNP-BC
Family Nurse Practitioner · Greeley, CO
Alexandra Lessem, DNP, FNP-BC is a family nurse practitioner with a practice address in Greeley, Colorado, and NPI 1447735634, issued on Oct 3, 2018. Check the license (Colorado APN.0994153-NP, as entered in NPPES) with the Colorado board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Alexandra Lessem
- Credential
- DNP, FNP-BC
- Primary taxonomy
- Family Nurse Practitioner 363LF0000X
- License number
- APN.0994153-NP CO
Self-reported in NPPES; status is on the state search - Practice location
- 1600 23RD Ave, Greeley, CO 80634
- Phone
- (970) 810-2424
- Enumerated
- Oct 3, 2018
- Record last updated
- Oct 3, 2018 (not updated in 8 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20181130002226); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest family nurse practitioner records → All 3,492 in Colorado → Look up another NPI →
Also registered at 1600 23RD Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Alexandra Lessem in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Colorado board licenses this profession
Search for license APN.0994153-NPCheck the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
46% more Medicare Part D claims than the average family nurse practitioner in 2024
1,911 Medicare Part D claims for 270 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D. 128 claims were for opioids.
Most prescribed
- Losartan Potassium97 claims
- Atorvastatin Calcium93 claims
- Levothyroxine Sodium87 claims
- Lisinopril69 claims
- Metformin Hcl54 claims
- Trazodone Hcl48 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.
Industry payments in 2024: $87.54
1 payment: food and beverage; the largest payer was AstraZeneca Pharmaceuticals LP. The 99,489 providers of this specialty with any payment received $650.95 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Banner Health Physicians Colorado LLCGreeley, CO
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Alexandra Lessem among 3,492 family nurse practitioner records in Colorado
Alexandra Lessem, DNP, FNP-BC is one of 3,492 family nurse practitioner records with a practice address in Colorado. 73% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2018, is newer than 48% of them.
- NPI issued2018 · 48% of these records are older, 47% newer
- In a Medicare fileYes · 73% of these records are
- In the CMS Doctors and Clinicians fileYes · 56% of these records are
- Graduated2018 · median 2019 among the 1,950 with a school on file
- Record last updated2018 · 37% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LF0000X and a Colorado practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
66 family nurse practitioner records list a practice address in Greeley
They are 66 of the 3,518 NPPES records with a practice address in Greeley, and 3,492 family nurse practitioner records in Colorado.
All 3,492 in Colorado → Every provider in Greeley → Family Nurse Practitioner nationwide →
The 8 family nurse practitioner records with the nearest ZIP codes
- Krista Anderson, FNPGreeley, CO 806341427089135
- Mary Bender, APRNGreeley, CO 806341144560384
- Evelyn Clark, MSN, ANP, NP-CGreeley, CO 806341508208307
- Ruth Conley, NP-CGreeley, CO 806341487634614
- Carol Gannon, APNGreeley, CO 806341538330113
- Celeste Kendrick, FNPGreeley, CO 806341083813190
- Tracy Lujan, NPGreeley, CO 806341518338599
- Rose Macalister, CNPGreeley, CO 806341851721153
Common questions
What is Alexandra Lessem, DNP, FNP-BC's NPI number?
Alexandra Lessem, DNP, FNP-BC's National Provider Identifier (NPI) is 1447735634, issued on Oct 3, 2018. An NPI identifies a provider in billing; it is not a license.
Where is Alexandra Lessem, DNP, FNP-BC located?
The NPPES record lists a practice address at 1600 23RD Ave, Greeley, CO, 80634. Phone: (970) 810-2424. Providers update this record themselves, so call before visiting.
How can I verify Alexandra Lessem, DNP, FNP-BC's license?
NPPES lists Colorado license number APN.0994153-NP, as entered by the provider. Search the Colorado board that licenses this profession; the NPPES record confirms identity only.
How much does Alexandra Lessem, DNP, FNP-BC prescribe under Medicare Part D?
In 2024, Alexandra Lessem, DNP, FNP-BC had 1,911 Medicare Part D claims for 270 beneficiaries; the average among family nurse practitioner prescribers was 1,305. 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.