MELISSA ANN KAINER ERWIN M.D.
NPI 1649288846
Dermatology in El Campo, TX

Q: What is Melissa Kainer Erwin's NPI number?

The NPI number for Melissa Kainer Erwin is 1649288846. It was assigned to this individual provider in the NPPES registry on August 3, 2006.

Q: What is Melissa Kainer Erwin's specialty?

The primary specialty registered for this NPI is Dermatology with taxonomy code 207N00000X.

Active since August 03, 2006PECOS EnrolledAccepts Medicare AssignmentCLIA 45D1030838 · Waiver

100/100

CMS Quality Rating

203 SANDY CORNER RD, EL CAMPO, TX 77437(979) 543-9933(979) 543-9959 Get Directions Write a Review

NPPES record last updated: April 22, 2015. Verified against the NPPES registry weekly; last sync: August 02, 2026.

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About Melissa Ann Kainer Erwin M.d. NPPES

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

MELISSA ANN KAINER ERWIN M.D. (NPI 1649288846) is an individual dermatology provider in El Campo, Texas, licensed in Texas (L7946) and active in the NPI registry since August 2006. She is enrolled in Medicare PECOS, holds a CLIA Waiver certificate valid through September 16, 2026, and is affiliated with El Campo Memorial Hospital.

NPPES Registry Identity

NPI1649288846

Entity TypeIndividualFemale

Primary Taxonomy207N00000X

Provider Legal NameMELISSA ANN KAINER ERWINCredential: M.D.

Location Address203 SANDY CORNER RDEl Campo, TX 77437-2379

Mailing Address203 Sandy Corner RdEl Campo, TX 77437-2379 · (979) 543-9933 · Fax (979) 543-9959

Phone(979) 543-9933

Fax(979) 543-9959

Sole ProprietorNo

Medical School CMSUniversity Of Texas Medical School At HoustonGraduated 2000

Enumeration DateAugust 3, 2006

Last NPPES UpdateApril 22, 2015

✔ NPI 1649288846 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyDermatologyAllopathic & Osteopathic Physicians

Taxonomy Code207N00000X

License✔ Licensed in TX · L7946

Definition

A dermatologist is trained to diagnose and treat pediatric and adult patients with benign and malignant disorders of the skin, mouth, external genitalia, hair and nails, as well as a number of sexually transmitted diseases. The dermatologist has had additional training and experience in the diagnosis and treatment of skin cancers, melanomas, moles and other tumors of the skin, the management of contact dermatitis and other allergic and nonallergic skin disorders, and in the recognition of the skin manifestations of systemic (including internal malignancy) and infectious diseases. Dermatologists have special training in dermatopathology and in the surgical techniques used in dermatology. They also have expertise in the management of cosmetic disorders of the skin such as hair loss and scars and the skin changes associated with aging.

203 SANDY CORNER RD, El Campo, TX 77437

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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of Texas.Insurance ›

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

Melissa Ann Kainer Erwin M.d. 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 ID5698746865

PECOS Enrollment IDI20040803000548

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.

CLIA Laboratory Certificates CMS CLIA

Laboratory certificates issued under the Clinical Laboratory Improvement Amendments (CLIA) program, which sets federal quality standards for human laboratory testing in the United States. There is no official CMS crosswalk between CLIA and NPI numbers; these certificates are associated with this NPI by matching facility names, locations and phone numbers in the CMS CLIA registry.

Certificate of Waiver 45D1030838

Dr Melissa Kainer Erwin · El Campo, TX

Active · expires Sep 16, 2026

CLIA Number45D1030838

Laboratory TypePhysician Office

Certificate Effective DateSeptember 17, 2024

Certificate Expiration DateSeptember 16, 2026

Laboratory DirectorMelissa Kainer Erwin

Laboratory Phone(979) 543-9933

Laboratory LocationDr Melissa Kainer Erwin203 Sandy Corner Road, El Campo, TX 77437

CLIA data matches this NPI record on: Address Name Phone

This certificate is issued to a laboratory to perform only waived tests.

Areas of Expertise CMS Part B claims 27

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.

Destruction of precancer skin growth, 2-14 growths 17003

This procedure involves removing 2-14 precancerous skin growths. The growths are treated to prevent them from potentially developing into skin cancer. The process is safe, with minimal discomfort, and promotes healthier skin.

3,528 services602 patients

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213

This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.

1,501 services1,178 patients

Destruction of precancer skin growth, 1 growth 17000

"Destruction of precancer skin growth" is a procedure that eliminates a single precancerous skin growth. This is done to prevent it from developing into skin cancer. The growth may be removed using various methods such as cryotherapy (freezing), laser therapy, or topical medications.

957 services767 patients

Ultrasonic guidance for placement of radiation therapy fields G6001

Ultrasonic guidance for radiation therapy fields involves using sound waves to create images of the treatment area. This helps to precisely locate the area needing radiation therapy, ensuring the treatment is directed accurately, minimizing harm to healthy tissues.

733 services41 patients

Obtaining data needed to develop the optimal radiation treatment, 1 treatment area 77280

This procedure involves gathering essential information to create the best radiation treatment plan for a specific area. It includes scanning the treatment area and using this data to calculate the precise dose of radiation needed to target the disease effectively, while sparing healthy tissue.

687 services36 patients

Superficial and/or low voltage radiation treatment delivery 77401

Superficial and/or low voltage radiation treatment delivery is a non-invasive procedure used to treat certain diseases like skin cancer. It uses low energy radiation to target and destroy abnormal cells, aiding in halting disease progression.

675 services36 patients

Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more 99212

This is a routine check-up for patients who have previously seen the doctor. During this 10-19 minute visit, the doctor will review your health status, discuss any concerns, and manage ongoing treatments or medications. It's a chance to ensure your health is on track.

426 services358 patients

Destruction of skin growth, 1-14 growths 17110

"Destruction of skin growth" refers to a procedure where 1-14 abnormal skin growths are removed. This is done using methods such as freezing, burning, or laser therapy. It helps prevent the growth from causing discomfort or turning into a more serious condition.

376 services347 patients

Biopsy of related skin growth, first growth 11102

A biopsy of a skin growth involves taking a small sample of the growth to examine it under a microscope. This helps determine if the growth is harmful. The procedure is typically quick, with minimal discomfort. It's a crucial step in ensuring your skin's health.

312 services286 patients

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214

This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.

159 services141 patients

New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more 99203

This service involves an initial office or outpatient visit for a new patient. The healthcare professional will spend 30-44 minutes understanding your health history, current issues, and discussing possible treatment plans. It's a comprehensive evaluation to start your healthcare journey.

133 services133 patients

Continuing radiation therapy consultation per week 77336

Continuing radiation therapy consultation per week involves regular meetings with your healthcare team. These sessions help monitor your progress, manage side effects, and adjust your treatment plan if necessary. It's a key part of ensuring the effectiveness of your radiation therapy.

106 services34 patients

Destruction of precancer skin growth, 15 or more growths 17004

This procedure involves removing 15 or more precancerous skin growths to prevent them from developing into cancer. It's done using various methods like freezing, creams, or minor surgery. The goal is to protect your health by stopping cancer before it starts.

95 services73 patients

Biopsy of related skin growth, each additional growth 11103

A biopsy of related skin growth is a procedure where a small piece of skin growth is removed for testing. If additional growths are identified, they may also be biopsied. This helps in diagnosing skin conditions and planning appropriate treatment.

46 services42 patients

Administration of chemotherapy into growth, 1-7 96405

Chemotherapy is a treatment that uses drugs to destroy cancer cells. In this procedure, the medication is directly injected into the growth or tumor. This method, known as local chemotherapy, targets the cancer cells in a specific area, reducing the impact on healthy cells.

42 services20 patients

Injection, methotrexate sodium, 50 mg J9260

Methotrexate sodium, 50 mg, is a medication often used to treat certain types of cancer or to control severe psoriasis or rheumatoid arthritis. It works by slowing the growth of cancer cells and suppressing the immune system.

42 services20 patients

Calculation of radiation therapy dose 77300

Radiation therapy dose calculation is a process to determine the exact amount of radiation needed to treat a specific area in the body. This calculation helps ensure the treatment is effective while minimizing harm to healthy tissues. It's a key part of planning your radiation therapy.

39 services34 patients

New patient office or other outpatient visit with straightforward medical decision making, if using time, 15 minutes or more 99202

This service involves an initial visit to the doctor's office or other outpatient setting. It typically lasts between 15-29 minutes. The doctor will review your medical history, conduct a physical examination, and discuss your health concerns. It's a chance to establish your health baseline and address any immediate medical issues.

39 services39 patients

Injection, triamcinolone acetonide, not otherwise specified, 10 mg J3301

Triamcinolone acetonide is a medication used to reduce inflammation in the body. It's given as a 10 mg injection for conditions like allergies, arthritis, or skin problems. The injection helps to decrease swelling, redness, and itching.

39 services21 patients

Injection into skin growth, 1-7 growths 11900

This procedure involves injecting medication into 1-7 skin growths. The medication helps to reduce the size of the growths or completely eliminate them. It's a simple, quick, and usually painless process performed by a medical professional.

37 services22 patients

Design and construction of simple radiation treatment device 77332

A simple radiation treatment device is designed and built to target specific areas in your body with high energy rays. This process is carefully planned to ensure that the radiation accurately reaches the area needing treatment, while minimizing exposure to healthy tissues.

36 services23 patients

Simple radiation therapy planning 77261

Simple radiation therapy planning is a process to determine the exact area on your body where the radiation will be directed. It involves imaging studies like CT scans to precisely target the disease, minimizing harm to healthy tissue. It's a crucial step in your treatment journey.

32 services31 patients

Destruction of cancer skin growth of trunk, arms, or legs, 1.1-2.0 cm 17262

This procedure involves removing a cancerous skin growth on the trunk, arms, or legs that is between 1.1 and 2.0 cm in size. The growth is destroyed using methods like surgery, laser, or freezing, aiming to eliminate cancer and prevent its spread.

19 services18 patients

New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204

This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.

17 services17 patients

Destruction of cancer skin growth of face, ears, eyelids, nose, lips, or mouth, 1.1-2.0 cm 17282

This procedure involves the removal of a cancerous skin growth on the face, ears, eyelids, nose, lips, or mouth that measures between 1.1 to 2.0 cm. It's done to prevent the spread of cancer and improve health.

15 services12 patients

Biopsy of ear 69100

A biopsy of the ear is a medical procedure where a small sample of tissue is taken from your ear for examination. This helps doctors diagnose any abnormalities or diseases. It's a simple process, usually done under local anesthesia, and has minimal risks.

12 services12 patients

Destruction of cancer skin growth of face, ears, eyelids, nose, lips, or mouth, 0.6-1.0 cm 17281

This procedure involves the removal of cancerous skin growths on the face, ears, eyelids, nose, lips, or mouth that are between 0.6-1.0 cm in size. The goal is to eliminate cancer cells, preventing further spread and promoting health.

11 services11 patients

Hospital Affiliations CMS Care Compare

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

El Campo Memorial Hospital

Acute Care Hospitals · El Campo, TX

OwnershipVoluntary non-profit - Other

CMS Certification Number450694

Location303 Sandy Corner RdEl Campo, TX 77437 · Wharton County

Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 77437 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

$84.92 typical visit price

range $54.84 – $166.88

Typical copayment $21.23 (range $13.71 – $41.72)

Most-billed visit code 99203

Established Patient

$68.55 typical visit price

range $17.52 – $136.11

Typical copayment $17.13 (range $4.38 – $34.02)

Most-billed visit code 99213

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.

100/100

MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program

Scored as part of a group practice

Quality

100

Improvement Activities

Reported Quality Measures

e-Prescribing

At least one permissible prescription written by the MIPS eligible clinician is queried for a drug formulary and transmitted electronically using certified EHR technology.

99%4,130 patients4/55-star benchmark: 100%

Medication Reconciliation

The MIPS eligible clinician performs medication reconciliation for at least one transition of care in which the patient is transitioned into the care of the MIPS eligible clinician.

0%2,600 patients1/55-star benchmark: 100%

Patient-Specific Education

The MIPS eligible clinician must use clinically relevant information from CEHRT to identify patient-specific educational resources and provide access to those materials to at least one unique patient seen by the MIPS eligible clinician.

83%6,861 patients4/55-star benchmark: 100%

Provide Patient Access

At least one patient seen by the MIPS eligible clinician during the performance period is provided timely access to view online, download, and transmit to a third party their health information subject to the MIPS eligible clinician's discretion to withhold…

82%6,861 patients4/55-star benchmark: 100%

Psoriasis: Tuberculosis (TB) Prevention for Patients with Psoriasis, Psoriatic Arthritis and Rheumatoid Arthritis Patients on a Biological Immune Response Modifier

Percentage of patients whose providers are ensuring active tuberculosis prevention either through yearly negative standard tuberculosis screening tests or are reviewing the patient's history to determine if they have had appropriate management for a recent or…

100%33 patients

Secure Messaging

For at least one unique patient seen by the MIPS eligible clinician during the performance period, a secure message was sent using the electronic messaging function of CEHRT to the patient (or the patient-authorized representative), or in response to a secure…

0%6,861 patients1/55-star benchmark: 79%

Tobacco Use and Help with Quitting Among Adolescents

The percentage of adolescents 12 to 20 years of age with a primary care visit during the measurement year for whom tobacco use status was documented and received help with quitting if identified as a tobacco user

100%592 patients

Providers report different measures because they deliver different services; reporting more or less information is not a reflection of quality. Star ratings appear only where CMS assigned them.

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Other Providers at the Same Location NPPES 3

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

LINDSEY ANN CROLLEY PA-C

Physician Assistant (Medical)

203 SANDY CORNER RD
EL CAMPO, TX 77437

Wharton County (979) 543-9933

MELISSA A KAINER ERWIN, M.D., P.A.

Specialist

203 SANDY CORNER RD
EL CAMPO, TX 77437

Wharton County (979) 543-9933

MRS. KARISSA PRIESMEYER APRN-CNP

Nurse Practitioner

203 SANDY CORNER RD
EL CAMPO, TX 77437

Wharton County (979) 543-9933

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 Melissa Kainer Erwin's NPI number?

The NPI number for Melissa Kainer Erwin is 1649288846. It was assigned to this individual provider in the NPPES registry on August 3, 2006.

Where is Melissa Kainer Erwin located?

Melissa Kainer Erwin practices at 203 Sandy Corner Rd, El Campo, TX 77437. The listed phone number is (979) 543-9933.

What is Melissa Kainer Erwin's specialty?

The primary specialty registered for this NPI is Dermatology with taxonomy code 207N00000X.

Is Melissa Kainer Erwin enrolled in Medicare?

Yes. Melissa Kainer Erwin 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.

Does Melissa Kainer Erwin hold a CLIA laboratory certificate?

Yes. A Certificate of Waiver (number 45D1030838) is associated with this NPI, valid through September 16, 2026. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

What insurance does Melissa Kainer Erwin accept?

Health plans from Blue Cross and Blue Shield of Texas list Melissa Kainer Erwin as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is Melissa Kainer Erwin affiliated with any hospitals?

According to CMS data, Melissa Kainer Erwin is affiliated with El Campo Memorial Hospital.

When was this NPI record last updated?

The NPPES record for Melissa Kainer Erwin was last updated on April 22, 2015. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.

About Melissa Ann Kainer Erwin M.d. NPPES

NPPES Registry Identity

Specialties & Licenses

Accepted Insurance

Medicare Participation & PECOS CMS

Medicare Enrollment Status

CLIA Laboratory Certificates CMS CLIA

Certificate of Waiver · 45D1030838

Areas of Expertise CMS Part B claims 27

Hospital Affiliations CMS Care Compare

El Campo Memorial Hospital

Physician Visit Costs CMS claims · ZIP area

Medicare Quality Performance CMS QPP · MIPS

Reported Quality Measures

Other Providers at the Same Location NPPES 3

Frequently Asked Questions NPPES & CMS

What is Melissa Kainer Erwin's NPI number?

Where is Melissa Kainer Erwin located?

What is Melissa Kainer Erwin's specialty?

Is Melissa Kainer Erwin enrolled in Medicare?

Does Melissa Kainer Erwin hold a CLIA laboratory certificate?

What insurance does Melissa Kainer Erwin accept?

Is Melissa Kainer Erwin affiliated with any hospitals?

When was this NPI record last updated?

Certificate of Waiver 45D1030838