John Friedline, MD
NPI 1447311261 · Family Medicine Physician · El Centro, CA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Friedline, MD is a Family Medicine Physician provider in El Centro, CA (NPI 1447311261).
Provider details
- NPI number
- 1447311261
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- MD00036871 (WA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
19 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
2,815 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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 | 727 | $92 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 491 | $130 |
| Advance Care Planning, First 30 Minutes99497 | 295 | $82 |
| Injection of Drug Or Substance Under Skin Or Into Muscle96372 | 260 | $15 |
| Blood Glucose (sugar) Level82947 | 192 | $4 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 129 | $132 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 189 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 399 | 148 |
| Metformin Hcl | 385 | 131 |
| Amlodipine Besylate | 355 | 128 |
| Levothyroxine Sodium | 318 | 98 |
| Losartan Potassium | 312 | 104 |
| Omeprazole | 309 | 124 |
| Gabapentin |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$439 across 22 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-12-13
- Last updated
- 2025-07-29
- Certified
- 2025-07-29
Frequently asked questions
- What is John Friedline's NPI number?
- John Friedline's National Provider Identifier (NPI) is 1447311261, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Friedline's specialty?
- John Friedline is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is John Friedline located?
- John Friedline's practice location on file with NPPES is 1550 Pepper Dr, El Centro, CA 92243-4165.
- What is John Friedline's phone number?
- The practice phone number listed in the NPPES registry for John Friedline is (760) 312-5900.
- Does John Friedline accept Medicare?
- John Friedline is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Friedline's NPI active?
- Yes — John Friedline's NPI (1447311261) is active in the NPPES registry as of the last update on 2025-07-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.