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YASMIN KHALDON MAHMOUD M.D.
NPI 1407111537
Internal Medicine in Zephyrhills, FL

Active since July 04, 2012PECOS EnrolledAccepts Medicare Assignment
38135 MARKET SQUARE DR STE 109, ZEPHYRHILLS, FL 33542(813) 780-2155 Get Directions Write a Review

NPPES record last updated: May 13, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: May 13, 2026, Apr 3, 2023, Dec 29, 2022 and 5 more (8 updates tracked since 2016).

About Yasmin Khaldon Mahmoud M.d. NPPES

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

YASMIN KHALDON MAHMOUD M.D. (NPI 1407111537) is an individual internal medicine provider in Zephyrhills, Florida, licensed in Florida (ME127559) and active in the NPI registry since July 2012. She is enrolled in Medicare PECOS, is affiliated with Florida Hospital Zephyrhills, and is a graduate of Other (1999).

NPPES Registry Identity

NPI1407111537
Entity TypeIndividualFemale
Primary Taxonomy207R00000X
Provider Legal NameYASMIN KHALDON MAHMOUDCredential: M.D.
Location Address38135 MARKET SQUARE DR STE 109Zephyrhills, FL 33542-7505
Mailing Address38135 Market Square Dr Ste 109Zephyrhills, FL 33542-7505 · (813) 780-2155 · Fax (813) 355-5017
Phone(813) 780-2155
Sole ProprietorYes
Medical School CMSOtherGraduated 1999
Enumeration DateJuly 4, 2012
Last NPPES UpdateMay 13, 20268 updates tracked since enumeration
NPPES CertifiedMay 13, 2026
✔ NPI 1407111537 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in FL · ME127559
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 ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X · License 4301100758 (MI)
38135 MARKET SQUARE DR STE 109, Zephyrhills, FL 33542
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Other Identifiers 1

Medicaid115718300FL

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Cigna Healthcare, Cigna HealthCare of Florida, Inc., Oscar Health 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

Yasmin Khaldon Mahmoud 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 ID5496978272
PECOS Enrollment IDI20160914002727
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

2

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

Ohi West Medical Group II LLC
Same address
General Practice
38135 MARKET SQUARE DR
Zephyrhills, FL 33542
  • Reassigned Medicare billing, Florida enrollment
  • 467 clinicians in this Medicare group
NPI 1982381299 (813) 780-8774
Apogee Medical Group, Florida Inc
1,798 mi
Hospitalist
15059 N SCOTTSDALE ROAD, SUITE 600
Scottsdale, AZ 85254
  • Reassigned Medicare billing, Florida enrollment
  • 160 clinicians in this Medicare group
NPI 1386916104 (602) 778-3600

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 5

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 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.
516 services147 patients
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 99223
Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.
134 services119 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.
76 services44 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.
41 services15 patients
Advance care planning, first 30 minutes 99497
Advance care planning is a process where you discuss your healthcare preferences with your doctor. This conversation, lasting up to 30 minutes, helps ensure your wishes are respected if you're unable to communicate them in the future. It's about your care, your way.
34 services32 patients

Hospital Affiliations CMS Care Compare 3

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

Florida Hospital Zephyrhills

Acute Care Hospitals · Zephyrhills, FL
5/5 CMS rating
OwnershipVoluntary non-profit - Church
CMS Certification Number100046
Location7050 Gall BlvdZephyrhills, FL 33541 · Pasco County
Emergency services Birthing friendly

St Josephs Hospital

Acute Care Hospitals · Tampa, FL
4/5 CMS rating
OwnershipVoluntary non-profit - Church
CMS Certification Number100075
Location3001 W Martin Luther King Jr BlvdTampa, FL 33677 · Hillsborough County
Emergency services Birthing friendly

Adventhealth Dade City

Acute Care Hospitals · Dade City, FL
4/5 CMS rating
OwnershipProprietary
CMS Certification Number100211
Location13100 Ft King RdDade City, FL 33525 · Pasco County

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 33542 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
$130.04 typical visit price
range $56.00 – $171.84
Typical copayment $32.51 (range $14.00 – $42.96)
Most-billed visit code 99204
Established Patient
$99.16 typical visit price
range $17.57 – $139.16
Typical copayment $24.79 (range $4.39 – $34.79)
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 7

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

SARAH L CURRAN APRN
Nurse Practitioner
38135 MARKET SQUARE DR STE 109
ZEPHYRHILLS, FL 33542
Pasco County (813) 780-2155
ELIZABETH BLESSING ELIMIMIAN
Hospitalist
38135 MARKET SQUARE DR STE 109
ZEPHYRHILLS, FL 33542
Pasco County (813) 780-2155
CHEVONNE SIMMONS
Nurse Practitioner (Acute Care)
38135 MARKET SQUARE DR STE 109
ZEPHYRHILLS, FL 33542
Pasco County (813) 780-2155
SHILOH LEANNE SIMMONS ARNP
Nurse Practitioner (Adult Health)
38135 MARKET SQUARE DR STE 109
ZEPHYRHILLS, FL 33542
Pasco County (813) 780-2155
DR. DAVID FRANCO M.D.
Internal Medicine
38135 MARKET SQUARE DR STE 109
ZEPHYRHILLS, FL 33542
Pasco County (813) 778-0444
MS. CHIDINMA JOY TOURAY APRN, AGACNP-BC
Nurse Practitioner (Acute Care)
38135 MARKET SQUARE DR STE 109
ZEPHYRHILLS, FL 33542
Pasco County (813) 780-2155
MICHELLE ASHBY PA-C
Physician Assistant
38135 MARKET SQUARE DR STE 109
ZEPHYRHILLS, FL 33542
Pasco County (321) 299-2030

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 Yasmin Mahmoud's NPI number?

The NPI number for Yasmin Mahmoud is 1407111537. It was assigned to this individual provider in the NPPES registry on July 4, 2012.

Where is Yasmin Mahmoud located?

Yasmin Mahmoud practices at 38135 Market Square Dr Ste 109, Zephyrhills, FL 33542. The listed phone number is (813) 780-2155.

What is Yasmin Mahmoud's specialty?

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

Is Yasmin Mahmoud enrolled in Medicare?

Yes. Yasmin Mahmoud 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 Yasmin Mahmoud's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Yasmin Mahmoud reassigns Medicare benefits to 2 organizations: Ohi West Medical Group II LLC (Zephyrhills, FL) and Apogee Medical Group, Florida Inc (Scottsdale, AZ). 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 Yasmin Mahmoud's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Yasmin Mahmoud accept?

Health plans from Cigna HealthCare of Florida, Inc., Cigna Healthcare, Oscar Health, Oscar Health Maintenance Organization of Florida and Oscar Insurance Company list Yasmin Mahmoud 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 Yasmin Mahmoud affiliated with any hospitals?

According to CMS data, Yasmin Mahmoud is affiliated with Florida Hospital Zephyrhills, St Josephs Hospital and Adventhealth Dade City.

When was this NPI record last updated?

The NPPES record for Yasmin Mahmoud was last updated on May 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.