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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

TERRI LEA RIDDIFORD MD
NPI 1649279498
Family Medicine in San Diego, CA

Active since July 14, 2005PECOS EnrolledAccepts Medicare Assignment
8.4/100
CMS Quality Rating
13280 EVENING CREEK DR S STE 225, SAN DIEGO, CA 92128(937) 396-2880(937) 395-2205 Get Directions Write a Review

NPPES record last updated: July 1, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Aug 19, 2022, Sep 1, 2016, Mar 3, 2016 and 1 more (4 updates tracked since 2015).

About Terri Lea Riddiford Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

TERRI LEA RIDDIFORD MD (NPI 1649279498) is an individual family medicine provider in San Diego, California, licensed in Ohio (35064414) and active in the NPI registry since July 2005. She is enrolled in Medicare PECOS, maintains 2 additional practice locations, and is a graduate of Wright State University Boonshoft School Of Medicine (1991).

NPPES Registry Identity

NPI1649279498
Entity TypeIndividualFemale
Primary Taxonomy207Q00000X
Provider Legal NameTERRI LEA RIDDIFORDCredential: MD
Location Address13280 EVENING CREEK DR S STE 225San Diego, CA 92128-4664
Mailing Address13280 Evening Creek Dr S Ste 225San Diego, CA 92128-4664 · (877) 658-2244 · Fax (858) 724-6662
Phone(937) 396-2880
Fax(937) 395-2205
Sole ProprietorNo
Medical School CMSWright State University Boonshoft School Of MedicineGraduated 1991
Enumeration DateJuly 14, 2005
Last NPPES UpdateJuly 1, 20264 updates tracked since enumeration
NPPES CertifiedJuly 1, 2026
✔ NPI 1649279498 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207Q00000X
License✔ Licensed in OH · 35064414
Definition
Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.
13280 EVENING CREEK DR S STE 225, San Diego, CA 92128
Open in Google Maps ↗

Secondary Practice Locations 2

Location 19461 Creighton DrPowell, OH 43065-8010 · Phone (877) 658-2244 · Fax (858) 724-6662
Location 28701 Old Troy Pike, Suite 240Huber Heights, OH 45424-1066 · Phone (937) 396-2880 · Fax (937) 396-2205

Other Identifiers 3

Other4208215OH · Aetna
Other000000560895Bcbs Ohio
Medicaid0928401OH

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include CareSource.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Terri Lea Riddiford Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID9931173911
PECOS Enrollment IDI20040825000111, I20230124002791, I20230201000615, I20230606000592, I20231002000487, I20231004002691, I20231101001440
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims 9

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Chronic care management services for two or more chronic conditions, additional 20 minutes of clinical staff time directed by health care professional, per calendar month 99439
Chronic Care Management services involve regular check-ins with healthcare professionals to manage two or more chronic conditions. It includes an additional 20 minutes of clinical staff time per month, directed by a healthcare professional, to ensure optimal health management.
10,620 services891 patients
Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month 99490
Chronic care management services involve a healthcare professional directing clinical staff in managing your chronic conditions. This includes the first 20 minutes per month of services like medication management, care coordination, and health monitoring to help improve your health and quality of life.
6,875 services1,065 patients
Remote monitoring of physiologic parameters, initial supply of devices with daily recordings or programmed alerts transmission, each 30 days 99454
This service involves using devices to remotely track body functions like heart rate or blood pressure. These devices, provided initially, record data daily or send alerts if readings are abnormal. The service is renewed every 30 days.
5,451 services827 patients
Management using the results of remote vital sign monitoring per calendar month, first 20 minutes 99457
This service involves reviewing and managing your health data, which is remotely monitored and collected. Your vital signs like heart rate and blood pressure are tracked regularly throughout the month. The first 20 minutes of this data analysis per month is included in this service.
3,647 services783 patients
Management using the results of remote vital sign monitoring per calendar month, each additional 20 minutes 99458
This service involves analyzing your vital signs, like heart rate and blood pressure, remotely collected over a month. Each additional 20 minutes spent on management refers to extra time spent reviewing, interpreting your data, and planning your care. It's a critical part of ensuring your wellbeing.
2,557 services513 patients
Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
663 services560 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 92128 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$94.87 typical visit price
range $62.10 – $184.71
Typical copayment $23.71 (range $15.52 – $46.17)
Most-billed visit code 99203
Established Patient
$108.42 typical visit price
range $20.62 – $151.42
Typical copayment $27.10 (range $5.15 – $37.85)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

8.4/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Individually scored
Quality0
Improvement Activities0
Cost28.01

Other Providers at the Same Location NPPES 4

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

MRS. ANDREA S. HIGGINBOTHAM CRNP
Nurse Practitioner (Acute Care)
13280 EVENING CREEK DR S STE 225
SAN DIEGO, CA 92128
San Diego County (877) 257-0637
MDWATCH CA, PC
General Practice
13280 EVENING CREEK DR S STE 225
SAN DIEGO, CA 92128
San Diego County (877) 257-0637
GINA RIGSBEE APRN
Nurse Practitioner (Family)
13280 EVENING CREEK DR S STE 225
SAN DIEGO, CA 92128
San Diego County (877) 257-0637
MRS. CHRISTINE NGWAZINI DNP
Nurse Practitioner (Family)
13280 EVENING CREEK DR S STE 225
SAN DIEGO, CA 92128
San Diego County (909) 379-4260

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Terri Riddiford's NPI number?

The NPI number for Terri Riddiford is 1649279498. It was assigned to this individual provider in the NPPES registry on July 14, 2005.

Where is Terri Riddiford located?

Terri Riddiford practices at 13280 Evening Creek Dr S Ste 225, San Diego, CA 92128. The listed phone number is (937) 396-2880.

What is Terri Riddiford's specialty?

The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.

Is Terri Riddiford enrolled in Medicare?

Yes. Terri Riddiford is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

What insurance does Terri Riddiford accept?

Health plans from CareSource list Terri Riddiford as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Terri Riddiford was last updated on July 1, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 39 days ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.