DR. LAWRENCE A ALDER M.D.
NPI 1023027182
Internal Medicine in Kerrville, TX

Q: What is Lawrence Alder's NPI number?

The NPI number for Lawrence Alder is 1023027182. It was assigned to this individual provider in the NPPES registry on August 7, 2006.

Q: What is Lawrence Alder's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Q: When was this NPI record last updated?

The NPPES record for Lawrence Alder was last updated on November 4, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.

Active since August 07, 2006PECOS EnrolledAccepts Medicare AssignmentCLIA 45D2167610 · Waiver

144 FAIRWAY DR STE A, KERRVILLE, TX 78028(830) 257-5500(830) 257-5501 Get Directions Write a Review

NPPES record last updated: November 4, 2022. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Nov 4, 2022, Jun 19, 2019, Aug 30, 2016 and 1 more (4 updates tracked since 2015).

On this page

About Dr. Lawrence A Alder M.d. NPPES

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

DR. LAWRENCE A ALDER M.D. (NPI 1023027182) is an individual internal medicine provider in Kerrville, Texas, licensed in Texas (K7967) and active in the NPI registry since August 2006. He is enrolled in Medicare PECOS, holds a CLIA Waiver certificate valid through June 10, 2027, and is affiliated with Peterson Regional Medical Center.

NPPES Registry Identity

NPI1023027182

Entity TypeIndividualMale

Primary Taxonomy207R00000X

Provider Legal NameDR. LAWRENCE A ALDERCredential: M.D.

Location Address144 FAIRWAY DR STE AKerrville, TX 78028-6456

Mailing Address144 Fairway DrKerrville, TX 78028-6455 · (830) 257-5500 · Fax (830) 331-2475

Phone(830) 257-5500

Fax(830) 257-5501

Sole ProprietorNo

Medical School CMSUniversity Of Texas Southwestern Medical School At DallasGraduated 1995

Enumeration DateAugust 7, 2006

Last NPPES UpdateNovember 4, 20224 updates tracked since enumeration

NPPES CertifiedNovember 4, 2022

✔ NPI 1023027182 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians

Taxonomy Code207R00000X

License✔ Licensed in TX · K7967

Definition

A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.

144 FAIRWAY DR STE A, Kerrville, TX 78028

Open in Google Maps ↗

Other Identifiers 2

Other8FG368TX · Bcbs Provider Id Number

OtherK7967TX · Texas Medical License

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Arizona Complete Health, Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections and more.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Lawrence A Alder 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 ID8022906882

PECOS Enrollment IDI20040304001169

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.

Medicare Billing Reassignments

Medicare enrollment records show Lawrence Alder reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Lawrence A. Alder, MD. PLLC

Same address

Internal Medicine

144 FAIRWAY DR STE A
Kerrville, TX 78028

Reassigned Medicare billing, Texas enrollment

NPI 1982176194 (830) 257-5500

Medcare Associates, P.A.

21 mi

Internal Medicine

1050 HIGHWAY 16 SOUTH
Bandera, TX 78003

Reassigned Medicare billing, Texas enrollment
Medicare enrollment name: Medcare Associates PA
23 clinicians in this Medicare group

NPI 1215025598 (830) 796-7713

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

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 45D2167610

Lawrence A Alder MD PLLC · Kerrville, TX

Active · expires Jun 10, 2027

CLIA Number45D2167610

Laboratory TypePhysician Office

Certificate Effective DateJune 11, 2025

Certificate Expiration DateJune 10, 2027

Laboratory DirectorLawrence Alder

Laboratory Phone(830) 257-5500

Laboratory LocationLawrence A Alder MD PLLC144 Fairway Drive, Suite A, Kerrville, TX 78028

CLIA data matches this NPI record on: Address Phone

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

Areas of Expertise CMS Part B claims 23

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.

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.

975 services306 patients

Injection of drug or substance under skin or into muscle 96372

This procedure involves administering medication directly under the skin or into a muscle. A small needle is used to inject the drug, allowing it to be absorbed quickly into the bloodstream. It's a common method for delivering a variety of medications.

404 services105 patients

Insertion of needle into vein for collection of blood sample 36415

This procedure involves inserting a small needle into a vein, typically in your arm, to collect a blood sample. It's a quick and simple process to help diagnose or monitor health conditions. You may feel a small prick, but discomfort is minimal.

319 services122 patients

Injection, dexamethasone sodium phosphate, 1 mg J1100

Dexamethasone sodium phosphate is a medication given via injection. It is a type of steroid that helps reduce inflammation and immune responses. It can be used to treat a variety of conditions, such as allergies, skin conditions, arthritis, and more.

307 services56 patients

Injection, ceftriaxone sodium, per 250 mg J0696

Ceftriaxone sodium is an antibiotic injection used to treat a variety of bacterial infections. Each injection contains 250 mg of the medicine. It works by stopping the growth of bacteria in your body.

176 services32 patients

Automated urinalysis test 81003

An automated urinalysis test is a routine examination that checks your urine for various substances. It can help identify potential health issues such as kidney problems or diabetes. The test uses a machine to analyze a small urine sample, providing quick and accurate results.

96 services60 patients

Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 99215

This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.

79 services71 patients

Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional 99211

This service involves an outpatient visit for established patients who may not need direct interaction with a healthcare professional. It could include reviewing test results, monitoring existing conditions, or adjusting treatment plans. It's typically done remotely, ensuring your comfort and convenience.

68 services30 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.

66 services50 patients

Administration of influenza virus vaccine G0008

The administration of the influenza virus vaccine, also known as the flu shot, is a simple procedure to protect against the flu. A healthcare provider injects a small dose of the vaccine into your arm. This stimulates your immune system to produce antibodies, which will help your body fight off the flu if exposed.

64 services64 patients

Influenza vaccine, inactivated 90653

The Influenza vaccine, inactivated, is a shot given to protect against the flu. It contains killed virus particles that help your body build immunity to the flu. It's recommended annually to keep your protection up-to-date. It's safe for ages 6 months and up.

61 services61 patients

Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 93000

An electrocardiogram (ECG) is a non-invasive test that records your heart's electrical activity. Using 12 leads attached to your body, it captures data to help identify heart conditions. A doctor interprets the results and provides a report.

61 services56 patients

Injection, vitamin b-12 cyanocobalamin, up to 1000 mcg J3420

This is a procedure where a small dose of Vitamin B-12, also known as Cyanocobalamin, is injected into your body. This vitamin is essential for nerve function and the production of red blood cells. It's often used to treat vitamin B-12 deficiency.

61 services15 patients

Injection, ketorolac tromethamine, per 15 mg J1885

Ketorolac tromethamine is a medication administered through injection, often used to manage moderate to severe pain. Each 15 mg dose helps to reduce hormones causing inflammation and pain in the body. It is not recommended for long-term use.

50 services12 patients

Detection test by immunoassay with direct visual observation for severe acute respiratory syndrome coronavirus 2 (covid-19) 87811

This is a test to detect COVID-19, the virus causing severe respiratory illness. It uses a method called immunoassay, which identifies the virus by its unique proteins. The test is directly observed for accuracy. It helps determine if you're currently infected.

48 services39 patients

Injection, methylprednisolone acetate, 40 mg J1030

Methylprednisolone acetate is a medication given through an injection. It's a type of corticosteroid, which reduces inflammation and immune responses. It can be used to treat various conditions like arthritis, allergies, and skin diseases. This dose is 40 mg.

41 services26 patients

Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit G0439

An annual wellness visit is a yearly appointment with your primary care provider to create or update a personalized prevention plan. This plan helps prevent illness based on your current health and risk factors. It's a subsequent visit, meaning it follows an initial assessment.

32 services32 patients

Transitional care management services for problem of high complexity 99496

Transitional care management services are designed to ensure a smooth transition from a hospital to home or another care setting for patients with complex health issues. These services include medication management, patient education, and coordination with healthcare providers.

27 services24 patients

Administration of psychological or neuropsychological test by technician, first 30 minutes 96138

This procedure involves a trained technician administering a psychological or neuropsychological test. It's a process that assesses your mental function and behavior. The initial session will last 30 minutes. The aim is to understand your cognitive abilities better.

22 services22 patients

Annual depression screening, 5 to 15 minutes G0444

An annual depression screening is a short, routine evaluation to check for signs of depression. It involves answering a series of questions about your feelings, thoughts, and behaviors. The process takes about 15 minutes and helps detect depression early for better management.

22 services22 patients

Urinalysis, manual test 81002

A urinalysis is a simple, non-invasive test that checks the urine for various elements such as sugar, protein, and signs of infection. It can help detect many common conditions, including kidney disease and diabetes. The manual test involves a lab technician examining a urine sample.

21 services17 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

Detection test by immunoassay with direct visual observation for influenza virus 87804

This is a test that identifies the influenza virus in your body. It works by using an immunoassay, a method that detects the presence of the virus through an immune response. The results are directly observable, making it a quick and efficient way to diagnose flu.

15 services13 patients

Hospital Affiliations CMS Care Compare

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

Peterson Regional Medical Center

Acute Care Hospitals · Kerrville, TX

4/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number450007

Location551 Hill Country DriveKerrville, TX 78028 · Kerr County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 78028 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

$126.40 typical visit price

range $54.84 – $166.88

Typical copayment $31.60 (range $13.71 – $41.72)

Most-billed visit code 99204

Established Patient

$97.05 typical visit price

range $17.52 – $136.11

Typical copayment $24.26 (range $4.38 – $34.02)

Most-billed visit code 99214

Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Referred Medical Equipment & Supplies CMS DME claims 4

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Blood glucose test or reagent strips for home blood glucose monitor, per 50 strips A4253

DME-Other DME · category DE017N

4 suppliers16 claims48 services$4.94 avg. paid by Medicare

Filter, disposable, used with positive airway pressure device A7038

DME-Other DME · category DE001N

5 suppliers11 claims66 services$2.08 avg. paid by Medicare

Portable gaseous oxygen system, rental; includes portable container, regulator, flowmeter, humidifier, cannula or mask, and tubing E0431

DME-Oxygen and Supplies · category DC000N

2 suppliers34 claims34 services$18.68 avg. paid by Medicare

Oxygen concentrator, single delivery port, capable of delivering 85 percent or greater oxygen concentration at the prescribed flow rate E1390

DME-Oxygen and Supplies · category DC002N

4 suppliers41 claims41 services$92.81 avg. paid by Medicare

Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

Other Providers at the Same Location NPPES

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

LAWRENCE A. ALDER, MD. PLLC

Internal Medicine

144 FAIRWAY DR STE A
KERRVILLE, TX 78028

Kerr County (830) 257-5500

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 Lawrence Alder's NPI number?

The NPI number for Lawrence Alder is 1023027182. It was assigned to this individual provider in the NPPES registry on August 7, 2006.

Where is Lawrence Alder located?

Lawrence Alder practices at 144 Fairway Dr Ste A, Kerrville, TX 78028. The listed phone number is (830) 257-5500.

What is Lawrence Alder's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Lawrence Alder enrolled in Medicare?

Yes. Lawrence Alder 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.

Which organizations bill Medicare for Lawrence Alder's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Lawrence Alder reassigns Medicare benefits to 2 organizations: Lawrence A. Alder, MD. PLLC (Kerrville, TX) and Medcare Associates, P.A. (Bandera, TX). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Lawrence Alder's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

Does Lawrence Alder hold a CLIA laboratory certificate?

Yes. A Certificate of Waiver (number 45D2167610) is associated with this NPI, valid through June 10, 2027. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

What insurance does Lawrence Alder accept?

Health plans from Ambetter from Arizona Complete Health, Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections, Ambetter from Superior HealthPlan and Ambetter of Oklahoma and 3 other insurers list Lawrence Alder 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 Lawrence Alder affiliated with any hospitals?

According to CMS data, Lawrence Alder is affiliated with Peterson Regional Medical Center.

When was this NPI record last updated?

The NPPES record for Lawrence Alder was last updated on November 4, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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 Dr. Lawrence A Alder M.d. NPPES

NPPES Registry Identity

Specialties & Licenses

Other Identifiers 2

Accepted Insurance

Medicare Participation & PECOS CMS

Medicare Enrollment Status

Medicare Billing Reassignments

CLIA Laboratory Certificates CMS CLIA

Certificate of Waiver · 45D2167610

Areas of Expertise CMS Part B claims 23

Hospital Affiliations CMS Care Compare

Peterson Regional Medical Center

Physician Visit Costs CMS claims · ZIP area

Referred Medical Equipment & Supplies CMS DME claims 4

Other Providers at the Same Location NPPES

Frequently Asked Questions NPPES & CMS

What is Lawrence Alder's NPI number?

Where is Lawrence Alder located?

What is Lawrence Alder's specialty?

Is Lawrence Alder enrolled in Medicare?

Which organizations bill Medicare for Lawrence Alder's services?

Does Lawrence Alder hold a CLIA laboratory certificate?

What insurance does Lawrence Alder accept?

Is Lawrence Alder affiliated with any hospitals?

When was this NPI record last updated?

Certificate of Waiver 45D2167610