Jennifer Tamblyn, M.D.
NPI 1881860773 · Internal Medicine Physician · Denver, CO
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Jennifer Tamblyn, M.D. is a Internal Medicine Physician provider in Denver, CO (NPI 1881860773).
Provider details
- NPI number
- 1881860773
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 46234 (CO)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
18 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
1,067 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 333 | $127 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 205 | $9 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 163 | $129 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 118 | $89 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 115 | $180 |
| Urinalysis, Manual Test81002 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 88 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Rosuvastatin Calcium | 341 | 106 |
| Levothyroxine Sodium | 328 | 79 |
| Lisinopril | 205 | 55 |
| Atorvastatin Calcium | 181 | 52 |
| Amlodipine Besylate | 174 | 52 |
| Losartan Potassium | 161 | 54 |
| Sertraline Hcl |
Practice location
Mailing address
Registry dates
- Enumerated
- 2008-05-01
- Last updated
- 2019-11-29
Frequently asked questions
- What is Jennifer Tamblyn's NPI number?
- Jennifer Tamblyn's National Provider Identifier (NPI) is 1881860773, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jennifer Tamblyn's specialty?
- Jennifer Tamblyn is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Jennifer Tamblyn located?
- Jennifer Tamblyn's practice location on file with NPPES is 1721 E 19th Ave, Denver, CO 80218-1251.
- What is Jennifer Tamblyn's phone number?
- The practice phone number listed in the NPPES registry for Jennifer Tamblyn is (303) 869-2160.
- Does Jennifer Tamblyn accept Medicare?
- Jennifer Tamblyn is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Jennifer Tamblyn's NPI active?
- Yes — Jennifer Tamblyn's NPI (1881860773) is active in the NPPES registry as of the last update on 2019-11-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.