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- 132 S 10Th St, 2Nd Floor, Philadelphia, PA 19107
About John Farber
John L. Farber is a healthcare provider in Philadelphia, PA specializing in pathology. John trained at University of California, San Francisco School of Medicine, graduating in 1966. John is also listed as specializing in anatomic & clinical pathology. Medicare claims data shows John provided 1,543 services to 816 patients. The services billed most often include antibody evaluation, each additional single antibody stain procedure, pathology examination of tissue using a microscope, moderately high complexity, and special stained specimen slides to examine tissue including interpretation and report. This provider record is associated with NPI 1174531719.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (215) 503-5642
- Email not available
Practice Locations
132 S 10TH ST 2ND FLOOR
Philadelphia, PA 19107
Conditions Evaluated or Diagnosed
Within Pathology generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Conditions
Autoimmune & Joints
Autopsy & Forensic
Blood & Metabolism
Blood Disorders
- Bleeding Disorders
- Blood Clotting Gene Mutation
- Iron-deficiency anemia
- Leukemia
- Lymphoma
- Multiple Myeloma
- Sickle cell disease
Cancer
- Bladder cancer
- Bone tumors
- Brain tumor
- Breast cancer
- Cervical cancer
- Colon cancer
- Endometrial cancer
- Kidney cancer
- Liver cancer
- Lung cancer
- Oral cavity cancer
- Ovarian cancer
- Pancreatic cancer
- Prostate cancer
- Soft-tissue sarcoma
- Stomach cancer
- Testicular cancer
- Thyroid cancer
Cervical & Gynecologic
Digestive
Digestive System
Endocrine
Genetics
Hormones
Immune System
Infections
Kidney
Liver
Metabolic & Routine Lab
Pregnancy & Fertility
Skin Cancer
Women's Health
Procedures & services
Autopsy & Forensic
Blood Tests
- Blood Clotting Tests
- Blood Type Test
- Cholesterol screening
- Complete Blood Count
- Comprehensive Metabolic Panel
- Hemoglobin A1c Test
- Iron Level Blood Test
- Thyroid Blood Test
Cytology
Cytology & Screening
- Fine-needle aspiration of a neck mass
- Human papillomavirus testing
- Pap Smear Test
- Thyroid Nodule Biopsy Review
Genetic & Molecular Tests
Genetics
Immune & Allergy Tests
Infection Testing
Infection Tests
Lab & Blood Tests
- Cardiac enzyme blood test
- Pregnancy blood test
- Sed rate inflammation test
- Testosterone blood test
- Vitamin D blood test
Pathology Review
Pregnancy & Fertility
Routine Lab Tests
Tissue Biopsy
- Bone Marrow Biopsy Interpretation
- Breast Biopsy Analysis
- Cervical biopsy lab review
- Colon Polyp Testing
- Kidney Biopsy Examination
- Liver Biopsy Examination
- Lung biopsy lab review
- Lymph Node Biopsy Analysis
- Oral biopsy lab review
- Prostate Biopsy Analysis
- Skin Biopsy Lab Review
- Stomach biopsy lab review
- Uterine biopsy lab review
Procedures Most Often Billed to Medicare
1,543 services · 816 patients · 13 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Antibody evaluation, each additional single antibody stain procedure | Lab test | 88350 |
306 | More often than most peers in Pathology |
| Pathology examination of tissue using a microscope, moderately high complexity | Lab test | 88307 |
279 | More than most peers in Pathology |
| Special stained specimen slides to examine tissue including interpretation and report | Lab test | 88313 |
250 | More often than most peers in Pathology |
| Pathology examination of tissue using a microscope, intermediate complexity | Lab test | 88305 |
143 | Less often than most peers in Pathology |
| Special stained specimen slides to examine tissue, each additional procedure | Lab test | 88341 |
124 | Less often than most peers in Pathology |
| Special stained specimen slides to examine tissue, initial procedure | Lab test | 88342 |
110 | As often as other peers in Pathology |
| Pathology examination of tissue using a microscope, moderately low complexity | Lab test | 88304 |
94 | More often than most peers in Pathology |
| Antibody evaluation, initial single antibody stain procedure | Lab test | 88346 |
63 | More often than most peers in Pathology |
| Electron microscopy for diagnosis | Lab test | 88348 |
42 | More often than most peers in Pathology |
| Pathology examination of tissue using a microscope, high complexity | Lab test | 88309 |
35 | More often than most peers in Pathology |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other pathologists at this location 8
Same specialty, same street address — most likely the same department or group.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Other pathologists in Philadelphia 8
Same specialty, same city.
More connections — 14 related providers in 2 groups
Trained at University of California, San Francisco School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 1966 at University of California, San Francisco School of Medicine 6
Providers who graduated from the same medical school in the same year.
Common questions
What is John L. Farber's specialty?
John L. Farber is a pathologist in Philadelphia, PA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Pathology”.
NPI registry
Where can I find John L. Farber?
John L. Farber is listed at 132 S 10Th St 2Nd Floor, Philadelphia, PA 19107. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact John L. Farber?
The number on file is (215) 503-5642. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for John L. Farber?
John L. Farber's National Provider Identifier is 1174531719. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
What is John L. Farber's education?
John L. Farber attended University of California, San Francisco School of Medicine, graduating in 1966. This comes from the CMS National Downloadable File.
CMS public data
How much experience does John L. Farber have?
John L. Farber has 60 years experience. Calculated from a graduation year of 1966, reported in the CMS National Downloadable File.
CMS public data
What is John L. Farber known for?
According to Medicare billing data, John L. Farber the Medicare record under this individual NPI shows mainly office visits and diagnostic testing. Hospital-based physicians usually have their procedural work billed by the facility rather than under their own number, so this is a floor on their practice, not a description of it. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is John L. Farber's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by John L. Farber. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.