Tammy Tandberg-Willcox, D.O
NPI 1174985170 · Family Medicine Physician · Hugo, OK
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Tammy Tandberg-Willcox, D.O is a Family Medicine Physician provider in Hugo, OK (NPI 1174985170).
Provider details
- NPI number
- 1174985170
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O
- Sex
- Female
- Sole proprietor
- No
- License
- 6507 (OK)
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
10 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
519 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 | 219 | $91 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 116 | $90 |
| 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 | 87 | $15 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 44 | $61 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 19 | $61 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 78 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 197 | 31 |
| Omeprazole | 166 | 29 |
| Lisinopril | 158 | 29 |
| Amlodipine Besylate | 157 | 29 |
| Semaglutidebrand: Ozempic | 155 | 27 |
| Metformin Hclbrand: Metformin Hcl Er | 148 | 28 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2016-03-28
- Last updated
- 2021-08-11
- Certified
- 2021-08-11
Frequently asked questions
- What is Tammy Tandberg-Willcox's NPI number?
- Tammy Tandberg-Willcox's National Provider Identifier (NPI) is 1174985170, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Tammy Tandberg-Willcox's specialty?
- Tammy Tandberg-Willcox is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Tammy Tandberg-Willcox located?
- Tammy Tandberg-Willcox's practice location on file with NPPES is 410 N M St, Hugo, OK 74743-1820.
- What is Tammy Tandberg-Willcox's phone number?
- The practice phone number listed in the NPPES registry for Tammy Tandberg-Willcox is (580) 326-7561.
- Does Tammy Tandberg-Willcox accept Medicare?
- Tammy Tandberg-Willcox is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Tammy Tandberg-Willcox's NPI active?
- Yes — Tammy Tandberg-Willcox's NPI (1174985170) is active in the NPPES registry as of the last update on 2021-08-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.