WILLIAM ALLEN LATSON MD
NPI 1699353011
Internal Medicine in Fresno, CA

Q: What is William Latson's NPI number?

The NPI number for William Latson is 1699353011. It was assigned to this individual provider in the NPPES registry on March 29, 2021.

Q: What is William Latson'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 William Latson was last updated on October 28, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 months 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 March 29, 2021PECOS EnrolledAccepts Medicare Assignment

1303 E HERNDON AVE STE 850, FRESNO, CA 93720(559) 450-5672 Get Directions Write a Review

NPPES record last updated: October 28, 2025. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Oct 3, 2024, Jun 24, 2024, Mar 29, 2021 (3 updates tracked since 2021).

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About William Allen Latson Md NPPES

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

WILLIAM ALLEN LATSON MD (NPI 1699353011) is an individual internal medicine provider in Fresno, California, licensed in Florida (ME175625) and active in the NPI registry since March 2021. He is enrolled in Medicare PECOS, is affiliated with Adventhealth Tampa, and maintains a secondary practice location in Fresno.

NPPES Registry Identity

NPI1699353011

Entity TypeIndividualMale

Primary Taxonomy207R00000X

Provider Legal NameWILLIAM ALLEN LATSONCredential: MD

Location Address1303 E HERNDON AVE STE 850Fresno, CA 93720-3309

Mailing Address1303 E Herndon Ave Ste 850Fresno, CA 93720-3309 · (559) 450-5672

Phone(559) 450-5672

Sole ProprietorNo

Medical School CMSOtherGraduated 2021

Enumeration DateMarch 29, 2021

Last NPPES UpdateOctober 28, 20253 updates tracked since enumeration

NPPES CertifiedOctober 28, 2025

✔ NPI 1699353011 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians

Taxonomy Code207R00000X

Licenses✔ Licensed in FL · ME175625✔ Licensed in CA · A189163

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.

Also ListedInternal Medicine · Critical Care MedicineTaxonomy 207RC0200X · License A189163 (CA)

Also ListedHospitalistTaxonomy 208M00000X · License A189163 (CA)

1303 E HERNDON AVE STE 850, Fresno, CA 93720

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Secondary Practice Location 1

Location 17202 N Millbrook Ave Ste 105Fresno, CA 93720-3341 · Phone (559) 450-4463 · Fax (559) 450-4462

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

William Allen Latson Md 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 ID749724326

PECOS Enrollment IDI20240708001321, I20251106003544

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 William Latson reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Saint Agnes Medical Foundation

Same address

Internal Medicine

1303 E HERNDON AVE, SUITE 850
Fresno, CA 93720

Reassigned Medicare billing, California enrollment
296 clinicians in this Medicare group

NPI 1558819482 (559) 450-5611

Florida Hospital Physician Group Inc

2,248 mi

Family Medicine

3000 MEDICAL PARK DR, STE 320
Tampa, FL 33613

Reassigned Medicare billing, Florida enrollment
1,719 clinicians in this Medicare group

NPI 1174955256 (813) 336-5766

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

Areas of Expertise CMS Part B claims 7

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.

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.

187 services93 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.

87 services86 patients

Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 99222

Initial hospital inpatient care is a service where a healthcare provider spends about 50 minutes per day overseeing your care while you're admitted in the hospital. This includes reviewing your health status, planning your treatment, and ensuring your safety and comfort.

62 services61 patients

Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 99231

Follow-up hospital inpatient care is a daily service where a healthcare professional checks on your health progress during your hospital stay. Each session typically lasts 15 minutes, involving updates on your condition and adjustments to your treatment plan, if necessary.

54 services31 patients

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 99233

Follow-up hospital inpatient care per day typically involves a 35-minute check-up by your healthcare provider. This service includes monitoring your health progress, adjusting your treatment plan if needed, and answering any questions you may have about your condition or care.

46 services27 patients

Critical care, first 30-74 minutes 99291

Critical care involves immediate and constant attention by a team of specially-trained health professionals. It's for patients with life-threatening conditions, requiring first 30-74 minutes of intense monitoring and treatment.

36 services36 patients

Hospital Affiliations CMS Care Compare

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

Adventhealth Tampa

Acute Care Hospitals · Tampa, FL

2/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number100173

Location3100 E Fletcher AveTampa, FL 33613 · Hillsborough County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 93720 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

$133.94 typical visit price

range $58.87 – $176.60

Typical copayment $33.48 (range $14.71 – $44.15)

Most-billed visit code 99204

Established Patient

$103.36 typical visit price

range $19.28 – $144.60

Typical copayment $25.84 (range $4.82 – $36.15)

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.

Other Providers at the Same Location NPPES 9

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

SYED KALIMULLAH SOHAIB QADRI MD

Psychiatry & Neurology (Neurology)