Dr. Tammy Littlefield, FNP-C
What this data tells you about Dr. Littlefield
Dr. Tammy Littlefield is a nurse practitioner - family in San Antonio, TX, with 3 years of NPI registration. Based on federal Medicare data, Dr. Littlefield performed 1,039 Medicare services across 351 unique beneficiaries.
Between the years covered by Open Payments, Dr. Littlefield received a total of $26 from 1 pharmaceutical and/or device company across 1 individual payments. These payments are legal, publicly disclosed under the federal Sunshine Act, and common in nurse practitioner - family. Most payments are for meals and travel — low-value interactions common across virtually all practicing physicians. Patients may wish to discuss these relationships with their provider.
The Data Coverage level for Dr. Littlefield is Very High — reflecting how much public federal data is available about this provider. This is not a quality rating. Patients are encouraged to use this data as one of several factors when choosing a healthcare provider.
Medicare Practice Summary
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 |
|---|---|---|---|
| Skin and tissue removal, 20 sq cm or less This procedure involves the surgical excision of skin and underlying tissue from an area measuring 20 square centimeters or smaller. |
398 | $84 | $200 |
| Additional skin and tissue removal, per 20 sq cm This code covers the removal of skin and tissue for each additional 20 square centimeters or less beyond the initial procedure. |
260 | $26 | $60 |
| Nursing facility visit, moderate complexity A follow-up visit by a healthcare provider at a nursing facility for an established patient. The visit involves moderate medical decision making and takes at least 30 minutes. |
145 | $70 | $190 |
| Nursing facility visit, low complexity A daily follow-up visit for an existing patient in a nursing facility involving straightforward medical decision making. The visit requires at least 15 minutes of time if time is used to determine the level of care. |
53 | $48 | $170 |
| Initial nursing facility care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes | 39 | $53 | $189 |
| Initial nursing facility care, moderate complexity Initial care provided to a patient in a nursing facility with moderate medical decision making, taking at least 35 minutes. |
36 | $87 | $282 |
| Chemical application to prevent wound tissue regrowth A chemical agent is applied to a wound to inhibit the regrowth of tissue. This procedure focuses on the application of the substance to manage the wound bed. |
34 | $33 | $171 |
| Nursing facility visit, established patient, straightforward A follow-up visit by a healthcare provider at a nursing facility for an established patient. The visit involves straightforward medical decision making and lasts at least 10 minutes. |
29 | $26 | $304 |
| Nursing facility visit, high complexity A follow-up visit by a healthcare provider at a nursing facility for an established patient. The visit involves a high level of medical decision making and takes at least 45 minutes. |
27 | $101 | $271 |
| Muscle or tissue removal, 20 sq cm or less This procedure involves the surgical removal of muscle or other tissue from the body. The total area of the removed tissue is 20.0 square centimeters or less. |
18 | $153 | $300 |
Industry Payment Transparency
Open Payments through 2024 ↗Payment profile
Industry payments classified by relationship type. Not all payments are equal — research and consulting reflect different relationships than speaking programs or meals.
Payment trend by year
Annual totals from pharmaceutical and medical device companies.
Payments by company (2024)
Associated products mentioned in payments ›
Most payments (100%) are for meals and travel — low-value interactions that are common across virtually all practicing physicians.
Geographic Context
3.7 mi
Data Sources
| Provider Registry | ✓ NPPES | Weekly updates |
| Medicare Enrollment | ✓ PECOS | Monthly updates |
| Practice Data | ✓ Medicare Util. | Annual (CY lag) |
| Industry Payments | ✓ Open Payments | CY 2024 |
| Disciplinary History | — Not public | N/A |
This provider has data in 4 of 4 available federal datasets, with a Data Coverage level of Very High. This measures how much public data is available about a provider — not how good they are. How we calculate this →
Summary
Dr. Littlefield is a mixed practice specialist, with above-average Medicare volume (top 15% in TX), with low-engagement industry engagement.
This summary is auto-generated from federal data. It describes data availability and patterns — not clinical quality. Read our methodology →
Frequently Asked Questions
Is Dr. Littlefield experienced with skin and tissue removal, 20 sq cm or less?
Does Dr. Littlefield receive payments from pharmaceutical companies?
How do Dr. Littlefield's costs compare to other family nurse practitioners in San Antonio?
What does Data Coverage mean?
Is this data up to date?
Explore related providers
All data on this page is sourced verbatim from public federal records published by the U.S. Centers for Medicare & Medicaid Services (CMS): 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. The Transparency Score measures 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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