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DR. LEONARD CLARKSON ALSFELD M.D.
NPI 1912346693
Internal Medicine in Charleston, SC

Active since June 17, 2013PECOS EnrolledAccepts Medicare Assignment
169 ASHLEY AVE, ROOM 202 MAIN HOSPITAL - MSC333, CHARLESTON, SC 29425(843) 792-1020 Get Directions Write a Review

NPPES record last updated: June 17, 2013. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Dr. Leonard Clarkson Alsfeld M.d. NPPES

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

DR. LEONARD CLARKSON ALSFELD M.D. (NPI 1912346693) is an individual internal medicine provider in Charleston, South Carolina, licensed in South Carolina (LL35778) and active in the NPI registry since June 2013. He is enrolled in Medicare PECOS, is affiliated with Ochsner Lafayette General Medical Center, and is a graduate of Louisiana State University School Of Medicine In New Orleans (2013).

NPPES Registry Identity

NPI1912346693
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameDR. LEONARD CLARKSON ALSFELDCredential: M.D.
Location Address169 ASHLEY AVE, ROOM 202 MAIN HOSPITAL - MSC333Charleston, SC 29425-8905
Mailing Address169 Ashley Ave, Room 202 Main Hospital - Msc333Charleston, SC 29425-8905 · (843) 792-1020
Phone(843) 792-1020
Sole ProprietorYes
Medical School CMSLouisiana State University School Of Medicine In New OrleansGraduated 2013
Enumeration DateJune 17, 2013
✔ NPI 1912346693 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in SC · LL35778
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.
169 ASHLEY AVE, Charleston, SC 29425
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include HMO Louisiana.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

Dr. Leonard Clarkson Alsfeld 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 ID5597987669
PECOS Enrollment IDI20210831003666
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.

Areas of Expertise CMS Part B claims 8

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 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.
176 services70 patients
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232
Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.
152 services33 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.
78 services32 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.
53 services39 patients
Hospital discharge day management, more than 30 minutes 99239
Hospital discharge day management over 30 minutes involves a detailed process to ensure a smooth transition from hospital to home. It includes final examinations, discussion of your hospital stay, post-discharge instructions, and coordinating follow-up care.
29 services25 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.
24 services17 patients

Hospital Affiliations CMS Care Compare 5

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

Ochsner Lafayette General Medical Center

Acute Care Hospitals · Lafayette, LA
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number190002
Location1214 Coolidge AvenueLafayette, LA 70503 · Lafayette County
Emergency services Birthing friendly

Ochsner Medical Center Acute

Acute Care Hospitals · New Orleans, LA
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number190036
Location1516 Jefferson HwyNew Orleans, LA 70121 · Jefferson County
Emergency services Birthing friendly

Slidell Memorial Hospital

Acute Care Hospitals · Slidell, LA
3/5 CMS rating
OwnershipGovernment - Hospital District or Authority
CMS Certification Number190040
Location1001 Gause BlvdSlidell, LA 70458 · St. Tammany County
Emergency services Birthing friendly

Ochsner Medical Center - Baton Rouge

Acute Care Hospitals · Baton Rouge, LA
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number190202
Location17000 Medical Center DrBaton Rouge, LA 70816 · E. Baton Rouge County
Emergency services Birthing friendly

St Bernard Parish Hospital

Acute Care Hospitals · Chalmette, LA
OwnershipGovernment - Hospital District or Authority
CMS Certification Number190308
Location8000 West Judge Perez DriveChalmette, LA 70043 · St. Bernard County
Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 29425 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
$124.04 typical visit price
range $53.57 – $163.84
Typical copayment $31.01 (range $13.39 – $40.96)
Most-billed visit code 99204
Established Patient
$95.12 typical visit price
range $16.96 – $133.52
Typical copayment $23.78 (range $4.24 – $33.38)
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.

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.

Reported Quality Measures

Care Plan
Percentage of patients aged 65 years and older who have an advance care plan or surrogate decision maker documented in the medical record that an advance care plan was discussed but the patient did not wish or was not able to name a surrogate decision maker…
58%53 patients3/55-star benchmark: 100%
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.

Other Providers at the Same Location NPPES 20

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

MR. BRUCE ALAN REEVES PT
Physical Therapist (Orthopedic)
169 ASHLEY AVE, ROOM, 3SW WING
CHARLESTON, SC 29425
Charleston County (843) 792-3481
KRISTINA CALAMIA
Health and Wellness Coach
169 ASHLEY AVE
CHARLESTON, SC 29425
Charleston County (843) 792-3881
EMILY MCGILL MD
Anesthesiology
169 ASHLEY AVE
CHARLESTON, SC 29425
Charleston County (843) 792-2185
PAIGE WOODHAM M.D.
Pathology (Anatomic Pathology & Clinical Pathology)
169 ASHLEY AVE, ROOM 202 MAIN HOSPITAL MSC333
CHARLESTON, SC 29425
Charleston County (843) 792-1086
KATIE FLOWER M.D.
Surgery
169 ASHLEY AVE, ROOM 202 MAIN HOSPITAL
CHARLESTON, SC 29425
Charleston County (216) 385-5459
JENNIE HYEJIN KWON MD
Surgery
169 ASHLEY AVE
CHARLESTON, SC 29425
Charleston County (843) 792-3072
DR. BRIAN ELLIS JACOBS MD
Surgery
169 ASHLEY AVE
CHARLESTON, SC 29425
Charleston County (843) 792-1414
HANNAH ELIZABETH PRESSLER
Internal Medicine
169 ASHLEY AVE
CHARLESTON, SC 29425
Charleston County (843) 754-7275

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 Leonard Alsfeld's NPI number?

The NPI number for Leonard Alsfeld is 1912346693. It was assigned to this individual provider in the NPPES registry on June 17, 2013.

Where is Leonard Alsfeld located?

Leonard Alsfeld practices at 169 Ashley Ave Room 202 Main Hospital - Msc333, Charleston, SC 29425. The listed phone number is (843) 792-1020.

What is Leonard Alsfeld's specialty?

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

Is Leonard Alsfeld enrolled in Medicare?

Yes. Leonard Alsfeld 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.

What insurance does Leonard Alsfeld accept?

Health plans from HMO Louisiana list Leonard Alsfeld 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 Leonard Alsfeld affiliated with any hospitals?

According to CMS data, Leonard Alsfeld is affiliated with Ochsner Lafayette General Medical Center, Ochsner Medical Center Acute, Slidell Memorial Hospital, Ochsner Medical Center - Baton Rouge and St Bernard Parish Hospital.

When was this NPI record last updated?

The NPPES record for Leonard Alsfeld was last updated on June 17, 2013. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.