Sarah Gerritz, MD
NPI 1699886036 · Family Medicine Physician · Guilford, CT
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Sarah Gerritz, MD is a Family Medicine Physician provider in Guilford, CT (NPI 1699886036).
Provider details
- NPI number
- 1699886036
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 039455 (CT)
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
19 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
727 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 | 233 | $137 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 124 | $98 |
| 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 | 123 | $18 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 101 | $143 |
| Administration of Influenza Virus VaccineG0008 | 44 | $34 |
| Assessment of Emotional Or Behavioral Problems |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 84 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 379 | 107 |
| Levothyroxine Sodium | 227 | 54 |
| Rosuvastatin Calcium | 214 | 67 |
| Amlodipine Besylate | 211 | 59 |
| Valsartan | 156 | 45 |
| Sertraline Hcl | 147 | 42 |
| Losartan Potassium |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-08-31
- Last updated
- 2007-07-08
Frequently asked questions
- What is Sarah Gerritz's NPI number?
- Sarah Gerritz's National Provider Identifier (NPI) is 1699886036, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sarah Gerritz's specialty?
- Sarah Gerritz is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Sarah Gerritz located?
- Sarah Gerritz's practice location on file with NPPES is 652 Boston Post Rd, Guilford, CT 06437-2719.
- What is Sarah Gerritz's phone number?
- The practice phone number listed in the NPPES registry for Sarah Gerritz is (203) 453-0677.
- Does Sarah Gerritz accept Medicare?
- Sarah Gerritz is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Sarah Gerritz's NPI active?
- Yes — Sarah Gerritz's NPI (1699886036) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.