Tiffany Mork, MD
NPI 1376650671 · Endocrinology, Diabetes & Metabolism Physician · Menomonee Falls, WI
Enrolled with Medicare as Practitioner - Endocrinology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Tiffany Mork, MD is a Endocrinology, Diabetes & Metabolism Physician provider in Menomonee Falls, WI (NPI 1376650671).
Provider details
- NPI number
- 1376650671
- Entity type
- Individual
- Primary specialty
- Endocrinology, Diabetes & Metabolism PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 43034 (WI)
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
20 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
563 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 | 137 | $123 |
| Blood Glucose (sugar) Test Performed By Hand-Held Instrument82962 | 100 | $3 |
| Hemoglobin A1c Level83036 | 74 | $9 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 70 | $16 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 54 | $172 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 44 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Levothyroxine Sodium | 438 | 117 |
| Alendronate Sodium | 146 | 44 |
| Metformin Hclbrand: Metformin Hcl Er | 93 | 27 |
| Semaglutidebrand: Ozempic | 92 | 25 |
| Empagliflozinbrand: Jardiance | 91 | 21 |
| Insulin Glargine,hum.rec.anlogbrand: Lantus Solostar | 71 | 34 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-08-23
- Last updated
- 2019-02-19
Frequently asked questions
- What is Tiffany Mork's NPI number?
- Tiffany Mork's National Provider Identifier (NPI) is 1376650671, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Tiffany Mork's specialty?
- Tiffany Mork is listed in the NPPES registry with a primary specialty of Endocrinology, Diabetes & Metabolism Physician (Allopathic & Osteopathic Physicians).
- Where is Tiffany Mork located?
- Tiffany Mork's practice location on file with NPPES is W129n7055 Northfield Dr, Menomonee Falls, WI 53051-0538.
- What is Tiffany Mork's phone number?
- The practice phone number listed in the NPPES registry for Tiffany Mork is (262) 253-5400.
- Does Tiffany Mork accept Medicare?
- Tiffany Mork is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Tiffany Mork's NPI active?
- Yes — Tiffany Mork's NPI (1376650671) is active in the NPPES registry as of the last update on 2019-02-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.