NPPES file of Aug 9, 2026

Jenna Lynn Tjossem-Robb

Obstetrics & Gynecology Physician · Denver, CO

Jenna Lynn Tjossem-Robb is an obstetrics & gynecology physician with a practice address in Denver, Colorado, and NPI 1063891554, issued on May 29, 2015. Check the license (Colorado DR.0059813, 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
1063891554
Name
Jenna Lynn Tjossem-Robb
Primary taxonomy
Obstetrics & Gynecology Physician 207V00000X
License numbers
DR.0059813 CO
TL0005530 CO
Self-reported in NPPES; status is on the state search
Practice location
10400 E Alameda Ave, Denver, CO 80247
Phone
(303) 338-4545
Enumerated
May 29, 2015
Record last updated
Apr 7, 2021 (not updated in 5 years: call before relying on the address or phone)
Medicaid ID
9000137454 CO
Medicare enrollment
Enrolled (PECOS I20191003001755); accepts Medicare assignment
Medical or professional school
University Of Colorado School Of Medicine, Denver, 2015
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 10400 E Alameda Ave

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

  1. Brandy Allen, MDInternal Medicine Physician1609865468
  2. Faranghise Bahhage, MDFamily Medicine Physician1194852160
  3. Elaine BalasiaInternal Medicine Physician1508993544
  4. Karen Banks, RNCase Management Registered Nurse1093391641
  5. Daniel Barry, MDInternal Medicine Physician1841380425
  6. Brittney Bastow, MDObstetrics & Gynecology Physician1447540208

Verify Jenna Lynn Tjossem-Robb in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersColorado Medical Board
    Search for license DR.0059813
    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

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22% fewer Medicare Part D claims than the average obstetrics & gynecology physician in 2024

129 Medicare Part D claims for 50 beneficiaries, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D. Brand-name drugs were 16% of claims.

  1. Jenna Tjossem-Robb129
  2. Specialty average165

Most prescribed

  1. Clobetasol Propionate37 claims
  2. Estradiol28 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 one group practice

  1. Colorado Permanente Medical Group PCDenver, CO

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

Jenna Lynn Tjossem-Robb among 906 obstetrics & gynecology physician records in Colorado

Jenna Lynn Tjossem-Robb is one of 906 obstetrics & gynecology physician records with a practice address in Colorado. 69% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2015, is newer than 82% of them.

  • NPI issued2015 · 82% of these records are older, 13% newer
  • In a Medicare fileYes · 69% of these records are
  • In the CMS Doctors and Clinicians fileYes · 56% of these records are
  • Graduated2015 · median 2008 among the 504 with a school on file
  • Record last updated2021 · 60% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207V00000X and a Colorado practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Obstetrics & Gynecology Physician providers in Colorado

There are 906 obstetrics & gynecology physician records in Colorado.

The 8 obstetrics & gynecology physician records with the nearest ZIP codes

  1. Jandel Allen-Davis, M.D.Denver, CO 802471538296413
  2. Tracy Anderson, MDDenver, CO 802471649307620
  3. Scott Barton, M.D.Denver, CO 802471639213408
  4. Barbara CoykendallDenver, CO 802471750418760
  5. Toya Ellis, MDDenver, CO 802471558498436
  6. Joyce Gottesfeld, MDDenver, CO 802471992832943
  7. Thomas Landry, MDDenver, CO 802471326182031
  8. Patricia MelcherDenver, CO 802471679600613

Common questions

What is Jenna Lynn Tjossem-Robb's NPI number?

Jenna Lynn Tjossem-Robb's National Provider Identifier (NPI) is 1063891554, issued on May 29, 2015. An NPI identifies a provider in billing; it is not a license.

Where is Jenna Lynn Tjossem-Robb located?

The NPPES record lists a practice address at 10400 E Alameda Ave, Denver, CO, 80247. Phone: (303) 338-4545. Providers update this record themselves, so call before visiting.

How can I verify Jenna Lynn Tjossem-Robb's license?

NPPES lists Colorado license number DR.0059813, 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 Jenna Lynn Tjossem-Robb prescribe under Medicare Part D?

In 2024, Jenna Lynn Tjossem-Robb had 129 Medicare Part D claims for 50 beneficiaries; the average among obstetrics & gynecology physician prescribers was 165. 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.