Mark Davenport, M.D.
NPI 1679569636 · Family Medicine Physician · Fullerton, CA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mark Davenport, M.D. is a Family Medicine Physician provider in Fullerton, CA (NPI 1679569636).
Provider details
- NPI number
- 1679569636
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- A40119 (CA)
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
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
446 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 | 318 | $138 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 79 | $140 |
| Administration of Pneumococcal VaccineG0009 | 19 | $35 |
| Administration of Influenza Virus VaccineG0008 | 16 | $35 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 14 | $180 |
Typical Medicare-allowed amounts for these services range $35–$180 (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 · 134 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 526 | 169 |
| Levothyroxine Sodium | 403 | 112 |
| Lisinopril | 376 | 111 |
| Amlodipine Besylate | 365 | 113 |
| Simvastatin | 270 | 82 |
| Metformin Hcl | 241 | 81 |
| Losartan Potassium | 235 |
Practice location
Mailing address
Additional practice locations (1)
- 2151 N Harbor BlvdSuite 3200Fullerton, CA 92835-3801Phone: (714) 446-5101Fax: (714) 871-3006
Registry dates
- Enumerated
- 2005-09-26
- Last updated
- 2020-10-19
- Certified
- 2020-10-19
Frequently asked questions
- What is Mark Davenport's NPI number?
- Mark Davenport's National Provider Identifier (NPI) is 1679569636, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Davenport's specialty?
- Mark Davenport is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Mark Davenport located?
- Mark Davenport's practice location on file with NPPES is 1835 Sunny Crest Dr, Fullerton, CA 92835-3616.
- What is Mark Davenport's phone number?
- The practice phone number listed in the NPPES registry for Mark Davenport is (714) 446-5101.
- Does Mark Davenport accept Medicare?
- Mark Davenport is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mark Davenport's NPI active?
- Yes — Mark Davenport's NPI (1679569636) is active in the NPPES registry as of the last update on 2020-10-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.