Dr. Tammie Ferringer, MD
What this data tells you about Dr. Ferringer
Dr. Tammie Ferringer is a dermatology specialist in Danville, PA, with 20 years of NPI registration. Based on federal Medicare data, Dr. Ferringer performed 2,810 Medicare services in 2023. These records do not provide a deduplicated patient total.
Between the years covered by Open Payments, Dr. Ferringer received a total of $30 from 1 pharmaceutical and/or device company across 1 payment records. A record can group multiple payments. These transfers are publicly reported through CMS Open Payments. Disclosure alone does not establish their effect on care. A reliable breakdown by payment category is not available in this snapshot. Patients may wish to discuss these relationships with their provider.
The Data Coverage level for Dr. Ferringer is Very High — reflecting how much public federal data is available about this provider. Patients are encouraged to use this data as one of several factors when choosing a healthcare provider.
Medicare Practice Summary — 2023
Medicare Utilization ↗Top procedures by volume
Ranked by number of services performed for Medicare patients. Avg. submitted charge is what the provider billed; avg. Medicare payment is what CMS paid.
| Procedure | Volume | Avg. paid | Avg. submitted |
|---|---|---|---|
| Tissue pathology examination, moderate complexity A laboratory test where a pathologist examines tissue samples under a microscope to analyze cellular details. This intermediate complexity procedure involves specialized techniques to identify abnormalities in the tissue. |
2,039 | $26 | $336 |
| Tissue staining for diagnosis, initial A laboratory test where special stains are applied to tissue slides to help examine the cells and identify specific characteristics. |
173 | $25 | $377 |
| Tissue staining for diagnosis, additional An extra laboratory procedure to apply special stains to tissue slides for detailed examination. |
172 | $21 | $355 |
| Special stain test for organisms A laboratory test using special stains on tissue slides to identify microorganisms. The process includes the technical preparation of the slides and a professional interpretation of the results. |
114 | $19 | $306 |
| Pathology tissue examination, moderate complexity A laboratory test where a pathologist examines tissue samples under a microscope to identify abnormalities. This specific level indicates a moderate degree of complexity in the analysis. |
78 | $8 | $232 |
| Office visit, established patient (20-29 min) An office visit for an existing patient lasting between 20 and 29 minutes. The visit involves medical evaluation and management of the patient's condition. |
71 | $40 | $205 |
| Additional antibody stain test An additional laboratory test using a single antibody stain to evaluate specific markers. |
51 | $21 | $243 |
| Destruction of precancerous skin growths, 2-14 This procedure involves the removal or destruction of two to fourteen precancerous skin lesions. It is performed to eliminate abnormal skin cells that have the potential to develop into cancer. |
28 | $1 | $49 |
| Special tissue stain and interpretation A laboratory test using special stains to examine tissue samples, including the pathologist's review and written report of the findings. |
22 | $7 | $201 |
| Destruction of precancerous skin growth, 1 Removal of a single precancerous skin growth. This procedure destroys abnormal skin cells to prevent them from developing into cancer. |
19 | $27 | $167 |
| Initial single antibody stain evaluation A laboratory test that uses a single antibody stain to evaluate specific proteins or markers in a sample. |
17 | $25 | $572 |
| Special tissue stain, multiplex A laboratory procedure using special stains to examine tissue samples. This multiplex technique allows for the analysis of multiple markers on a single slide. |
14 | $28 | $743 |
| Skin biopsy, tangential A procedure to remove a sample of the first identified skin growth for laboratory examination. |
12 | $14 | $224 |
Industry Payment Transparency
Open Payments through 2019 ↗Payment categories are unavailable while the source breakdown is being rebuilt. Company and year totals do not identify how much belongs to each category.
Payment trend by year
Annual totals from pharmaceutical and medical device companies.
Payments by company (2019)
Associated products mentioned in payments ›
Geographic Context
0.0 mi
Data Sources
| Provider Registry | ✓ NPPES | NPPES snapshot; verify current record |
| Medicare Enrollment | ✓ PECOS | PECOS snapshot |
| Practice Data | ✓ Medicare Util. | Annual (CY lag) |
| Industry Payments | ✓ Open Payments | CY 2019 |
| Disciplinary History | — Not included | N/A |
This provider has data in 4 of 4 available federal datasets, with a Data Coverage level of Very High. This reflects how much public data is available about a provider. How we calculate this →
Summary
Dr. Ferringer is a mixed practice specialist, with moderate Medicare volume, with 20 years of NPI registration.
This summary is auto-generated from federal data, describing data availability and patterns. Read our methodology →
Frequently Asked Questions
Is Dr. Ferringer experienced with tissue pathology examination, moderate complexity?
Does Dr. Ferringer receive payments from pharmaceutical companies?
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This page combines public CMS records with calculated summaries and explanatory procedure labels. These transformations are not verbatim federal records. Sources: NPPES ↗, Open Payments ↗, Medicare Provider Utilization ↗, and PECOS. Publication is mandated by the Physician Payments Sunshine Act (§6002 ACA, 42 U.S.C. §1320a-7h) and the Freedom of Information Act.
This page is not medical advice, an endorsement, a recommendation, or a quality rating. Data Coverage reflects data completeness — how much federal information exists for this provider — not clinical performance, patient outcomes, or quality of care. Always verify information directly with the provider and consult a licensed clinician before making medical decisions.
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