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PREETHI JOHNSTON MD
NPI 1669825642
Family Medicine in Philadelphia, PA

Active since July 14, 2016PECOS EnrolledAccepts Medicare Assignment
1741 FRANKFORD AVE STE 100-A, PHILADELPHIA, PA 19125(215) 425-2424 Get Directions Write a Review

NPPES record last updated: February 3, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Feb 3, 2026, Jan 23, 2026, Feb 22, 2023 and 2 more (5 updates tracked since 2016).

About Preethi Johnston Md NPPES

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

PREETHI JOHNSTON MD (NPI 1669825642) is an individual family medicine provider in Philadelphia, Pennsylvania, licensed in Pennsylvania (MD478409) and active in the NPI registry since July 2016. She is enrolled in Medicare PECOS, is affiliated with Temple University Hospital, and is a graduate of Other (2016).

NPPES Registry Identity

NPI1669825642
Entity TypeIndividualFemale
Primary Taxonomy207Q00000X
Provider Legal NamePREETHI JOHNSTONCredential: MD
Location Address1741 FRANKFORD AVE STE 100-APhiladelphia, PA 19125-2445
Mailing Address3509 N Broad StPhiladelphia, PA 19140-4105
Phone(215) 425-2424
Sole ProprietorNo
Medical School CMSOtherGraduated 2016
Enumeration DateJuly 14, 2016
Last NPPES UpdateFebruary 3, 20265 updates tracked since enumeration
NPPES CertifiedFebruary 3, 2026
✔ NPI 1669825642 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207Q00000X
License✔ Licensed in PA · MD478409
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.
1741 FRANKFORD AVE STE 100-A, Philadelphia, PA 19125
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Other Names 1

Former Name (1)Preethi Gaddam Md

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

Preethi Johnston 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 ID1052642113
PECOS Enrollment IDI20230223002228
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 3

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.

Insertion of needle into vein for collection of blood sample 36415
This procedure involves inserting a small needle into a vein, typically in your arm, to collect a blood sample. It's a quick and simple process to help diagnose or monitor health conditions. You may feel a small prick, but discomfort is minimal.
16 services12 patients
Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
15 services11 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.
12 services11 patients

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Temple University Hospital

Acute Care Hospitals · Philadelphia, PA
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number390027
Location3401 North Broad StreetPhiladelphia, PA 19140 · Philadelphia County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 19125 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
$92.69 typical visit price
range $59.88 – $180.99
Typical copayment $23.17 (range $14.97 – $45.24)
Most-billed visit code 99203
Established Patient
$105.21 typical visit price
range $19.30 – $147.29
Typical copayment $26.30 (range $4.82 – $36.82)
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.

Referred Medical Equipment & Supplies CMS DME claims 2

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Blood glucose test or reagent strips for home blood glucose monitor, per 50 strips A4253
DME-Other DME · category DE017N
8 suppliers14 claims29 services$5.74 avg. paid by Medicare
Patient lift, hydraulic or mechanical, includes any seat, sling, strap(s) or pad(s) E0630
DME-Other DME · category DE000N
1 supplier11 claims11 services$26.68 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

Other Providers at the Same Location NPPES 3

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

KOMAL PATEL
Family Medicine
1741 FRANKFORD AVE STE 100-A
PHILADELPHIA, PA 19125
Philadelphia County (215) 425-2424
JACOB ROBERT SCHUTZMAN
Family Medicine
1741 FRANKFORD AVE STE 100-A
PHILADELPHIA, PA 19125
Philadelphia County (215) 425-2424
GIOVANNI DEL VECCHIO DNP
Nurse Practitioner (Family)
1741 FRANKFORD AVE STE 100-A
PHILADELPHIA, PA 19125
Philadelphia County (215) 425-2424

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 Preethi Johnston's NPI number?

The NPI number for Preethi Johnston is 1669825642. It was assigned to this individual provider in the NPPES registry on July 14, 2016. The provider is also known as Preethi Gaddam MD.

Where is Preethi Johnston located?

Preethi Johnston practices at 1741 Frankford Ave Ste 100-A, Philadelphia, PA 19125. The listed phone number is (215) 425-2424.

What is Preethi Johnston's specialty?

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

Is Preethi Johnston enrolled in Medicare?

Yes. Preethi Johnston 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.

Is Preethi Johnston affiliated with any hospitals?

According to CMS data, Preethi Johnston is affiliated with Temple University Hospital.

When was this NPI record last updated?

The NPPES record for Preethi Johnston was last updated on February 3, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 months 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.