Sarah Merrill, MD
NPI 1225399512 · Family Medicine Physician · San Diego, CA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Sarah Merrill, MD is a Family Medicine Physician provider in San Diego, CA (NPI 1225399512).
Provider details
- NPI number
- 1225399512
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- Yes
- License
- A123492 (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
14 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
345 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) |
|---|---|---|
| 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 | 100 | $17 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 84 | $108 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 63 | $128 |
| Aspiration And/Or Injection of Fluid Large Joint Using Ultrasound Guidance20611 | 19 | $110 |
| Administration of Influenza Virus VaccineG0008 | 19 | $35 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 13 distinct drugs on file.
| Drug | Part D claims (2024) |
|---|---|
| Atorvastatin Calcium | 34 |
| Gabapentin | 27 |
| Levothyroxine Sodium | 27 |
| Losartan Potassium | 23 |
| Lisinopril | 20 |
| Escitalopram Oxalate | 17 |
| Omeprazole | 16 |
| Amlodipine Besylate | 16 |
| Metformin Hcl |
Practice location
Mailing address
Additional practice locations (1)
- 200 W Arbor Dr # Mc8809San Diego, CA 92103-1911Phone: (619) 543-2165
Registry dates
- Enumerated
- 2012-06-03
- Last updated
- 2020-01-24
- Certified
- 2020-01-24
Frequently asked questions
- What is Sarah Merrill's NPI number?
- Sarah Merrill's National Provider Identifier (NPI) is 1225399512, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sarah Merrill's specialty?
- Sarah Merrill is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Sarah Merrill located?
- Sarah Merrill's practice location on file with NPPES is 9909 Mira Mesa Blvd Ste 200, San Diego, CA 92131.
- What is Sarah Merrill's phone number?
- The practice phone number listed in the NPPES registry for Sarah Merrill is (858) 657-7750.
- Does Sarah Merrill accept Medicare?
- Sarah Merrill is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Sarah Merrill's NPI active?
- Yes — Sarah Merrill's NPI (1225399512) is active in the NPPES registry as of the last update on 2020-01-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.