Tiffany Mark, M.D.
NPI 1144755919 · Family Medicine Physician · Yakima, WA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Tiffany Mark, M.D. is a Family Medicine Physician provider in Yakima, WA (NPI 1144755919).
Provider details
- NPI number
- 1144755919
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
9 yrs in NPPES registry
- Profile completeness28% of score
83% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
448 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 | 365 | $94 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 45 | $65 |
| Office Or Other Outpatient Visit for the Evaluation and Management of Established Patient That May Not Require Presence of Healthcare Professional99211 | 27 | $9 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 11 | $130 |
Typical Medicare-allowed amounts for these services range $9–$130 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 97 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 367 | 106 |
| Levothyroxine Sodium | 351 | 91 |
| Losartan Potassium | 237 | 62 |
| Lisinopril | 228 | 76 |
| Omeprazole | 191 | 64 |
| Metoprolol Succinate | 140 | 45 |
| Amlodipine Besylate |
Practice location
Mailing address
Additional practice locations (1)
- 1806 W Lincoln AveYakima, WA 98902-2473Phone: (509) 452-4520Fax: (509) 452-5224
Registry dates
- Enumerated
- 2017-04-28
- Last updated
- 2023-04-28
- Certified
- 2023-04-28
Frequently asked questions
- What is Tiffany Mark's NPI number?
- Tiffany Mark's National Provider Identifier (NPI) is 1144755919, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Tiffany Mark's specialty?
- Tiffany Mark is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Tiffany Mark located?
- Tiffany Mark's practice location on file with NPPES is 311 S 72nd Ave Ste 100, Yakima, WA 98908-1661.
- What is Tiffany Mark's phone number?
- The practice phone number listed in the NPPES registry for Tiffany Mark is (509) 972-1818.
- Does Tiffany Mark accept Medicare?
- Tiffany Mark is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Tiffany Mark's NPI active?
- Yes — Tiffany Mark's NPI (1144755919) is active in the NPPES registry as of the last update on 2023-04-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.