Leah Kellogg, MD
NPI 1588124408 · Family Medicine Physician · Denver, CO
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Leah Kellogg, MD is a Family Medicine Physician provider in Denver, CO (NPI 1588124408).
Provider details
- NPI number
- 1588124408
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- DR.0065944 (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
7 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
104 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 Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 44 | $92 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 38 | $129 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 22 | $130 |
Typical Medicare-allowed amounts for these services range $92–$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 · 94 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 232 | 101 |
| Levothyroxine Sodium | 220 | 79 |
| Lisinopril | 147 | 63 |
| Gabapentin | 99 | 40 |
| Metformin Hcl | 98 | 43 |
| Omeprazole | 90 | 38 |
| Metformin Hcl |
Practice location
Mailing address
Registry dates
- Enumerated
- 2019-03-25
- Last updated
- 2026-04-22
- Certified
- 2026-04-22
Frequently asked questions
- What is Leah Kellogg's NPI number?
- Leah Kellogg's National Provider Identifier (NPI) is 1588124408, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Leah Kellogg's specialty?
- Leah Kellogg is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Leah Kellogg located?
- Leah Kellogg's practice location on file with NPPES is 7550 W Yale Ave Ste B100, Denver, CO 80227-3460.
- What is Leah Kellogg's phone number?
- The practice phone number listed in the NPPES registry for Leah Kellogg is (303) 935-4689.
- Does Leah Kellogg accept Medicare?
- Leah Kellogg is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Leah Kellogg's NPI active?
- Yes — Leah Kellogg's NPI (1588124408) is active in the NPPES registry as of the last update on 2026-04-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.