FREDERICK B JOHNSON MD PHD
NPI 1962446872
Pathology - Clinical Pathology/Laboratory Medicine in Philadelphia, PA

Active since June 15, 2006PECOS EnrolledAccepts Medicare Assignment
85.48/100
CMS Quality Rating
3400 SPRUCE ST, PHILADELPHIA, PA 19104(215) 662-6503 Get Directions Write a Review

NPPES record last updated: February 23, 2011. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Frederick B Johnson Md Phd NPPES

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

FREDERICK B JOHNSON MD PHD (NPI 1962446872) is an individual clinical pathology/laboratory medicine provider in Philadelphia, Pennsylvania, licensed in Pennsylvania (MD074014L) and active in the NPI registry since June 2006. He is enrolled in Medicare PECOS, is affiliated with University Medical Center Of Princeton At Plainsboro, and is a graduate of Stanford University School Of Medicine (1995).

NPPES Registry Identity

NPI1962446872
Entity TypeIndividualMale
Primary Taxonomy207ZP0105X
Provider Legal NameFREDERICK B JOHNSONCredential: MD PHD
Location Address3400 SPRUCE STPhiladelphia, PA 19104
Mailing Address3400 Spruce StPhiladelphia, PA 19104-4206
Sole ProprietorNo
Medical School CMSStanford University School Of MedicineGraduated 1995
Enumeration DateJune 15, 2006
Last NPPES UpdateFebruary 23, 2011
NPI 1962446872 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyPathology · Clinical Pathology/Laboratory MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207ZP0105X
License Licensed in PA · MD074014L
Definition
A pathologist deals with the causes and nature of disease and contributes to diagnosis, prognosis and treatment through knowledge gained by the laboratory application of the biologic, chemical and physical sciences. A pathologist uses information gathered from the microscopic examination of tissue specimens, cells and body fluids, and from clinical laboratory tests on body fluids and secretions for the diagnosis, exclusion and monitoring of disease.
3400 SPRUCE ST, Philadelphia, PA 19104

Other Identifiers 3

Medicare ID-Type Unspecified054691PA
Medicare UPINH54799
Medicaid0018799200001PA

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

Frederick B Johnson Md Phd 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 ID941211619
PECOS Enrollment IDI20060509000559
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 5

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.

Protein measurement, serum 84165
A serum protein measurement is a blood test that determines the levels of proteins in your blood. It is used to evaluate your overall health, and diagnose nutritional problems, kidney disease, liver disease, or immune disorders.
366 services346 patients
Immunologic analysis technique on serum (immunofixation) 86334
Immunofixation is a lab test that helps identify proteins called immunoglobulins in your blood serum. These proteins are part of your immune system. Changes in their levels can indicate certain diseases. The test is simple and only requires a blood sample.
149 services146 patients
Molecular pathology procedure; physician interpretation and report G0452
A molecular pathology procedure involves analyzing your body's cells at a molecular level to identify any abnormalities. This can help detect diseases early. A physician will interpret the results and provide a detailed report, explaining the findings clearly.
51 services26 patients
Immunologic analysis technique on body fluid, other fluids with concentration 86335
Immunologic analysis is a diagnostic method that assesses your body fluids to detect health issues. It involves concentrating these fluids to enhance detection of specific proteins or cells. It helps identify immune system responses, aiding in accurate diagnosis and treatment.
39 services39 patients
Protein measurement, body fluid 84166
A protein measurement of body fluid is a test that gauges the amount of proteins in your fluids. This analysis helps in detecting various health conditions. It's done via a simple sample collection process, usually from blood or urine, in a safe and painless manner.
35 services35 patients

Hospital Affiliations CMS Care Compare 5

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

University Medical Center Of Princeton At Plainsboro

Acute Care Hospitals · Plainsboro, NJ
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number310010
LocationOne-Five Plainsboro RoadPlainsboro, NJ 08536 · Middlesex County
Emergency services Birthing friendly

Hospital Of Univ Of Pennsylvania

Acute Care Hospitals · Philadelphia, PA
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number390111
Location34th & Spruce StsPhiladelphia, PA 19104 · Philadelphia County
Emergency services Birthing friendly

Chester County Hospital

Acute Care Hospitals · West Chester, PA
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number390179
Location701 East Marshall StreetWest Chester, PA 19380 · Chester County
Emergency services Birthing friendly

Penn Presbyterian Medical Center

Acute Care Hospitals · Philadelphia, PA
5/5 CMS rating
OwnershipVoluntary non-profit - Other
CMS Certification Number390223
Location51 North 39th StreetPhiladelphia, PA 19104 · Philadelphia County
Emergency services

Pennsylvania Hospital

Acute Care Hospitals · Philadelphia, PA
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number390226
Location800 Spruce StreetPhiladelphia, PA 19107 · Philadelphia County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 19104 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
$137.17 typical visit price
range $59.88 – $180.99
Typical copayment $34.29 (range $14.97 – $45.24)
Most-billed visit code 99204
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.

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.

85.48/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality73.6
Promoting Interoperability100
Improvement Activities40

Other Providers at the Same Location NPPES 20

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

Pediatrics
3400 SPRUCE ST, 8 RAVDIN
PHILADELPHIA, PA 19104
Radiology (Diagnostic Radiology)
3400 SPRUCE ST
PHILADELPHIA, PA 19104
Anesthesiology
3400 SPRUCE ST, 6 DULLES
PHILADELPHIA, PA 19104
Internal Medicine (Pulmonary Disease)
3400 SPRUCE ST
PHILADELPHIA, PA 19104
Student in an Organized Health Care Education/Training Program
3400 SPRUCE ST
PHILADELPHIA, PA 19104
Physician Assistant (Medical)
3400 SPRUCE ST, 4 SILVERSTEIN
PHILADELPHIA, PA 19104
Anesthesiology (Critical Care Medicine)
3400 SPRUCE ST
PHILADELPHIA, PA 19104
Radiology (Diagnostic Radiology)
3400 SPRUCE ST
PHILADELPHIA, PA 19104

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 Frederick Johnson's NPI number?

The NPI number for Frederick Johnson is 1962446872. It was assigned to this individual provider in the NPPES registry on June 15, 2006.

Where is Frederick Johnson located?

Frederick Johnson practices at 3400 Spruce St, Philadelphia, PA 19104. The listed phone number is (215) 662-6503.

What is Frederick Johnson's specialty?

The primary specialty registered for this NPI is Pathology, specializing in Clinical Pathology/Laboratory Medicine, with taxonomy code 207ZP0105X.

Is Frederick Johnson enrolled in Medicare?

Yes. Frederick Johnson 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 Frederick Johnson affiliated with any hospitals?

According to CMS data, Frederick Johnson is affiliated with University Medical Center Of Princeton At Plainsboro, Hospital Of Univ Of Pennsylvania, Chester County Hospital, Penn Presbyterian Medical Center and Pennsylvania Hospital.

When was this NPI record last updated?

The NPPES record for Frederick Johnson was last updated on February 23, 2011. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 years 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.