2026 NPPES data Family Nurse Practitioner NPI 1992964399 FNP
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Martha Evans, FNP

Family Nurse Practitioner in Memphis, Tennessee. CMS National Plan and Provider Enumeration System profile including specialty classification, practice address, and Medicare prescribing data when reported.

Federal data — no proprietary rating. PlainDoctor publishes the actual CMS NPPES and Medicare records — NPI registration, specialty, practice location, and prescribing data — without a composite score or editorial opinion on top. Every field traces to a federal source.
Prescribing volume
3K
Medicare Part D claims · 286 beneficiaries · Family Nurse Practitioner avg: 1K
Generic prescribing
90%
generic claims · 10% brand-name · higher generic rates reduce patient out-of-pocket costs

What the federal data shows

Martha Evans, FNP filed 2,667 Medicare Part D claims in 2023 as a Family Nurse Practitioner in Memphis, Tennessee, prescribing 90% generic.

3K
Part D claims, 2023
90%
generic prescribing

Every figure on this page comes straight from federal CMS records (NPPES, Medicare Part D, MIPS, Open Payments) — no proprietary rating or editorial opinion is applied.

Martha Evans, FNP's Medicare Part D volume vs every U.S. prescriber

Total Medicare Part D claims, 2023 — across all CMS prescribers nationally

2,667 Top 13% higher than 87% of 1,370,886 prescribers

0–200: 670,926 prescribers (49%). Below this entry. 200–400: 182,923 prescribers (13%). Below this entry. 400–600: 90,619 prescribers (7%). Below this entry. 600–800: 56,224 prescribers (4%). Below this entry. 800–1,000: 40,919 prescribers (3%). Below this entry. 1,000–1,200: 31,827 prescribers (2%). Below this entry. 1,200–1,400: 26,224 prescribers (2%). Below this entry. 1,400–1,600: 21,710 prescribers (2%). Below this entry. 1,600–1,800: 19,072 prescribers (1%). Below this entry. 1,800–2,000: 16,451 prescribers (1%). Below this entry. 2,000–2,200: 213,991 prescribers (16%). This entry sits in this band. This provider 0 2K+ every Part D prescriber (claims/yr), bucketed by value

Each bar is a band; taller bars hold more prescribers. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.

Source CMS Medicare Part D Prescriber Public Use File · 2023

What does the federal data show about Martha Evans, FNP?

Quality data not reported

NPI registry status

Active

Issued 06/02/2008

NPI 1992964399

Primary specialty

Family Nurse Practitioner

High-volume

209,817 US NPIs in this specialty

Medicare Part D claims

2,667 118% vs specialty avg

2023 prescription claims

Specialty avg: 1,222

Specialty distribution in Tennessee

How Family Nurse Practitioner compares to other specialties among Tennessee providers

Tennessee providers

Family Nurse Practitioner share within Tennessee

1. Family Nurse Practitioner42%2. Internal medicine21%3. Family medicine17%4. Surgical12%5. Pediatric8%
Family Nurse Practitioner share within Tennessee

Specialty board-certification context

Estimated specialty board-certified rate — Family Nurse Practitioner (ABMS / AOA reference)

Quality data not reported
Est. board-certified rate
78%
Family Nurse Practitioner ABMS/AOA estimate

Est. board-certified rate (Family Nurse Practitioner) — ABMS / AOA estimate

0%100%78%
Est. board-certified rate (Family Nurse Practitioner) — ABMS / AOA estimate

The Merit-based Incentive Payment System (MIPS) scores providers 0–100 across four performance categories: Quality, Cost, Promoting Interoperability, and Improvement Activities, weighted under 42 CFR §414.1380. Reporting is voluntary for many small practices, so absence of a MIPS score is not a quality signal.

Board certification through an ABMS or AOA member board signals voluntary post-licensure examination plus continuous Maintenance of Certification cycles. Verify any individual provider's status through certificationmatters.org (ABMS) or osteopathic.org (AOA).

Martha Evans, FNP appears in the CMS NPPES registry as a Family Nurse Practitioner provider holding FNP credentials at 80 HUMPHREYS CENTER DR STE 330, Memphis, TN, 38120, with a listed phone of (901) 752-6131. NPI 1992964399 was issued on 06/02/2008. Because NPPES data is self-reported by the provider and refreshed monthly, the address, phone, and specialty reflect what Evans most recently submitted to CMS rather than a vetted directory listing, which is why patients should always confirm the practice is still at this location before scheduling.

Medicare Part D records for calendar year 2023 show 2,667 prescription claims written by this provider, covering 286 Medicare beneficiaries and totaling roughly $221K in drug spend, split 10% brand-name and 90% generic by claim count, with an opioid prescribing rate of 0.6%. These figures capture only Medicare Part D — commercial insurance, Medicaid, and cash-pay prescriptions are not included, and any drug-beneficiary cell under 11 is suppressed by CMS for patient privacy.

Family Nurse Practitioner is a high-volume specialty nationwide, with 209,817 enrolled providers across 56 states and an average of 1,222 Part D claims per prescriber, so the context for interpreting these metrics differs meaningfully from a primary-care baseline. Important: PlainDoctor is a directory of publicly available government data, not medical advice, a malpractice database, or a quality rating. Inclusion here does not imply a recommendation, and absence of complaints or sanctions on this page does not mean none exist — always verify credentials through the NPPES NPI Registry, your state medical board, and the ABMS or AOA before making healthcare decisions.

Practice Address

80 HUMPHREYS CENTER DR STE 330
Memphis, TN 38120

Provider Details

NPI 1992964399
Specialty Family Nurse Practitioner
Credentials FNP
Gender Female
NPI Issued 06/02/2008

Brand vs generic prescribing mix · Typical

Martha Evans, FNP — brand share 10.0%
Specialty average (est.)

10% brand-name claims vs 90% generic, on 2,667 2023 Medicare Part D claims.

The federal Medicare Part D Generic Dispensing Rate national benchmark sits near 90% generic / 10% brand for primary-care prescribers, per CMS Office of the Actuary 2024 estimates. Higher brand share is common in specialty prescribing where generic equivalents are not available.

Medicare Part D Prescribing Data

CMS Medicare Part D prescriber-level data for calendar year 2023.

2,667
Total Claims
$221K
Total Drug Cost
286
Medicare Beneficiaries

Prescribing Breakdown

30-Day Fills
6,163
Total Day Supply
180,015
Brand vs Generic
10% brand / 90% generic
Brand Drug Cost
$166K
Generic Drug Cost
$54K
Opioid Claims
15 (0.6% rate)
Antibiotic Claims
95

Patient Demographics

Average Patient Age
68.7 years
Avg HCC Risk Score
1.07
Gender Split
76% female / 24% male
Age Distribution
<65: 46, 65-74: 171, 75-84: 56, 85+: 13

Top Prescribed Drugs (Medicare Part D)

Top drugs by claim count for calendar year 2023. Based on Medicare Part D data only.

What Martha Evans, FNP prescribes most

Top Medicare Part D drugs by claim count, 2023

claims
Source CMS Medicare Part D Prescriber Public Use File As of 2023
Drug Claims
Atorvastatin Calcium
145
Amlodipine Besylate
140
Rosuvastatin Calcium
133
Levothyroxine Sodium
84
Omeprazole
79
Losartan Potassium
70
Metformin Hcl
70
Hydrochlorothiazide
68
Olmesartan Medoxomil
55
Escitalopram Oxalate
48

* Counts below 11 are suppressed by CMS for patient privacy. Generic names shown where available from CMS Part D data.

Family Nurse Practitioner Overview

How Martha Evans, FNP fits within the Family Nurse Practitioner landscape nationally.

209,817
Family Nurse Practitioner Providers in US
56
States with Family Nurse Practitioner
1,222
Avg Claims per Provider

Martha Evans, FNP's 2,667 claims are above the specialty average of 1,222.

Nearby Family Nurse Practitioner Providers in Tennessee

Other clinicians with the same primary specialty enrolled in Tennessee, drawn from the same CMS NPPES roster as Evans.

Compare Family Nurse Practitioner nationally: see state-by-state distribution →

Before you book an appointment

Use this federal record as your verification checklist, not as a recommendation.

  • Confirm the NPI record is current in the official CMS registry — providers update their own NPPES details, and moves can lag. Verify this NPI
  • Check the active license and any disciplinary history with the Tennessee medical board — federal registration is not a license check. Credential verification guide
  • Weigh a second option: compare this provider with a nearby Family Nurse Practitioner peer on Medicare volume and prescribing patterns. Compare providers

Medicare Part D and MIPS figures describe practice patterns in federal programs only — they are not quality ratings, and PlainDoctor does not rate, rank, or recommend providers.

Frequently Asked Questions

What is Martha Evans, FNP's specialty?
Martha Evans, FNP specializes in Family Nurse Practitioner and practices in Memphis, Tennessee. Credentials: FNP.
How much does Martha Evans, FNP prescribe under Medicare Part D?
In 2023, Martha Evans, FNP wrote 2,667 Medicare Part D claims totaling $221K in drug costs for 286 beneficiaries.
Where is Martha Evans, FNP located?
Martha Evans, FNP is located at 80 HUMPHREYS CENTER DR STE 330, Memphis, TN, 38120. Phone: (901) 752-6131.
What is Martha Evans, FNP's NPI number?
Martha Evans, FNP's National Provider Identifier (NPI) is 1992964399, issued on 06/02/2008.
Does Martha Evans, FNP prescribe more brand-name or generic drugs?
Martha Evans, FNP's prescribing is 10% brand-name and 90% generic drugs by claim count, with $166K in brand drug costs.
Does Martha Evans, FNP prescribe opioids?
Yes, Martha Evans, FNP had 15 opioid claims in 2023 with an opioid prescribing rate of 0.6%.
How many Family Nurse Practitioner providers are there in the US?
There are 209,817 Family Nurse Practitioner providers across 56 states in the US. The average Family Nurse Practitioner provider writes 1,222 Medicare Part D claims per year.
What drugs does Martha Evans, FNP prescribe most often?
Based on 2023 Medicare Part D data, Martha Evans, FNP's most frequently prescribed drugs include Atorvastatin Calcium, Amlodipine Besylate, Rosuvastatin Calcium. This reflects Medicare Part D prescriptions only and does not include commercial insurance or other payer types.
Does Martha Evans, FNP accept Medicare?
Martha Evans, FNP appears in CMS Medicare data with 2,667 Part D claims and 286 Medicare beneficiaries in 2023. Contact the provider's office directly to confirm current Medicare enrollment and accepted plans.
How can I verify Martha Evans, FNP's credentials?
Martha Evans, FNP's NPI is 1992964399 with credentials FNP. You can verify this through the NPPES NPI Registry, check state medical board records, and confirm board certification through the ABMS or AOA.

Data Sources

Provider Directory
CMS National Plan and Provider Enumeration System (NPPES), download.cms.gov/nppes, updated monthly. Contains NPI, specialty, credentials, and practice location.
Specialty Classification
NUCC Health Care Provider Taxonomy (nucc.org), the industry standard for classifying provider specialties in Medicare and Medicaid billing.
Prescribing Data
CMS Medicare Part D Prescriber Public Use File (2023). Includes claims, drug costs, beneficiaries, and opioid prescribing rates.
Limitations
Provider data is self-reported to CMS. Prescribing data reflects Medicare Part D only and does not include commercial insurance, Medicaid, or cash prescriptions. Claims below 11 beneficiaries are suppressed by CMS for privacy.

See our complete data methodology for details on how we collect and process government data.

Data as of April 2026 (NPPES) / 2023 (Medicare Part D). Source: Centers for Medicare & Medicaid Services (CMS).

Disclaimer: Data from CMS NPPES and Medicare Part D. PlainDoctor does not rate or rank providers. Provider information is self-reported and may not be current. Always verify information directly with the provider. About · Methodology