NPPES file of Aug 9, 2026

Erica L. Liesmaki, MD

Family Medicine Physician · Denver, CO

Erica L. Liesmaki, MD is a family medicine physician with a practice address in Denver, Colorado, and NPI 1013206622, issued on Apr 4, 2011. Check the license (Colorado DR.0051594, 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 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1013206622
Name
Erica L. Liesmaki
Credential
MD
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
DR.0051594 CO
Self-reported in NPPES; status is on the state search
Practice location
4500 E 9TH Ave, Denver, CO 80220
Phone
(303) 322-0212
Enumerated
Apr 4, 2011
Record last updated
Apr 14, 2026
Fax
(303) 322-0208
Medicaid ID
46139745 CO
Medicare enrollment
Enrolled (PECOS I20140723000049); accepts Medicare assignment
Medical or professional school
Medical College Of Wisconsin, 2011
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.
Download card Updates feed

Also registered at 4500 E 9TH Ave

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

  1. Kara Alexandrovic, M.DObstetrics & Gynecology Physician1679715361
  2. Miguel Alvarado, PA-CMedical Physician Assistant1689891475
  3. Donald Aptekar, M.D.Obstetrics & Gynecology Physician1023103868
  4. Peter Berndt, M.D.Psychiatry Physician1215945423
  5. John Bershof, M.D.Specialist1316029937
  6. Lesley Bevan, MDObstetrics & Gynecology Physician1154513307

Verify Erica L. Liesmaki in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersColorado Medical Board
    Search for license DR.0051594
    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.

Is this page about you? You can ask us to correct, restrict or remove it: how.

37% fewer Medicare Part D claims than the average family medicine physician in 2024

2,221 Medicare Part D claims for 237 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D.

  1. Erica Liesmaki2,221
  2. Specialty average3,544

Most prescribed

  1. Levothyroxine Sodium194 claims
  2. Atorvastatin Calcium178 claims
  3. Lisinopril130 claims
  4. Rosuvastatin Calcium99 claims
  5. Amlodipine Besylate96 claims
  6. Alendronate Sodium77 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: $18.91

1 payment: food and beverage; the largest payer was ViiV Healthcare Company. The 55,478 providers of this specialty with any payment received $902.55 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Erica Liesmaki$18.91
  2. Specialty average$902.55

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

  1. Optumcare Colorado Medical Group LLCColorado Springs, CO

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

Erica L. Liesmaki among 3,563 family medicine physician records in Colorado

Erica L. Liesmaki, MD is one of 3,563 family medicine physician 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 2011, is newer than 67% of them.

  • NPI issued2011 · 67% of these records are older, 31% newer
  • In a Medicare fileYes · 76% of these records are
  • In the CMS Doctors and Clinicians fileYes · 58% of these records are
  • Graduated2011 · median 2008 among the 2,077 with a school on file
  • Record last updated2026 · 58% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Colorado practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

457 family medicine physician records list a practice address in Denver

They are 457 of the 25,068 NPPES records with a practice address in Denver, and 3,563 family medicine physician records in Colorado.

The 8 family medicine physician records with the nearest ZIP codes

  1. Rosemary AndrianakosDenver, CO 802201427464171
  2. Jeremy Dean, MDDenver, CO 802201235870312
  3. Anna Kalogeropoulos, DODenver, CO 802201942614102
  4. Tammy Myers, MDDenver, CO 802201376641654
  5. Chinedu Nwabueze, MDDenver, CO 802201679953368
  6. Carol Phelps, MDDenver, CO 802201487360665
  7. Kevin Scott, DODenver, CO 802201598731168
  8. Aris Sophocles, MDDenver, CO 802201972506863

Common questions

What is Erica L. Liesmaki, MD's NPI number?

Erica L. Liesmaki, MD's National Provider Identifier (NPI) is 1013206622, issued on Apr 4, 2011. An NPI identifies a provider in billing; it is not a license.

Where is Erica L. Liesmaki, MD located?

The NPPES record lists a practice address at 4500 E 9TH Ave, Denver, CO, 80220. Phone: (303) 322-0212. Providers update this record themselves, so call before visiting.

How can I verify Erica L. Liesmaki, MD's license?

NPPES lists Colorado license number DR.0051594, 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 Erica L. Liesmaki, MD prescribe under Medicare Part D?

In 2024, Erica L. Liesmaki, MD had 2,221 Medicare Part D claims for 237 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.