Jennifer Guffey, MD
NPI 1831159508 · Family Medicine Physician · Durand, IL
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Jennifer Guffey, MD is a Family Medicine Physician provider in Durand, IL (NPI 1831159508).
Provider details
- NPI number
- 1831159508
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 036114558 (IL)
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
4 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
422 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 | 155 | $93 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 108 | $138 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 76 | $124 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 36 | $64 |
| Prolonged Office Or Other Outpatient Evaluation and Management Service(s) Beyond the Maximum Required Time of the Primary Procedure Which Has Been Selected Using Total Time on the Date of the Primary Service; Each Additional 15 Minutes By the Physician OrG2212 | 28 | $30 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 49 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 86 | 39 |
| Levothyroxine Sodium | 81 | 34 |
| Omeprazole | 73 | 30 |
| Lisinopril | 71 | 33 |
| Losartan Potassium | 63 | 30 |
| Metformin Hcl | 49 | 21 |
| Escitalopram Oxalate |
Practice location
Mailing address
Additional practice locations (3)
- 1301 Kiwanis DrFreeport, IL 61032-6907Phone: (815) 235-1406
- 6824 Newburg RdRockford, IL 61108Phone: (779) 696-7610
- 2601 N Main StRockford, IL 61103-3110Phone: (779) 696-0220
Registry dates
- Enumerated
- 2006-03-25
- Last updated
- 2026-01-28
- Certified
- 2026-01-28
Frequently asked questions
- What is Jennifer Guffey's NPI number?
- Jennifer Guffey's National Provider Identifier (NPI) is 1831159508, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jennifer Guffey's specialty?
- Jennifer Guffey is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Jennifer Guffey located?
- Jennifer Guffey's practice location on file with NPPES is 400 S Center St, Durand, IL 61024-9590.
- What is Jennifer Guffey's phone number?
- The practice phone number listed in the NPPES registry for Jennifer Guffey is (815) 248-3443.
- Does Jennifer Guffey accept Medicare?
- Jennifer Guffey is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Jennifer Guffey's NPI active?
- Yes — Jennifer Guffey's NPI (1831159508) is active in the NPPES registry as of the last update on 2026-01-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.