1. Home
  2. Directory
  3. Florida
  4. Lutz
  5. Internal Medicine
  6. NPI Profile

DR. CARMEN IRENA NAN M.D.
NPI 1912943424
Internal Medicine in Lutz, FL

Active since June 22, 2006PECOS EnrolledAccepts Medicare Assignment
4211 VAN DYKE RD, SUITE 200, LUTZ, FL 33558(813) 321-6237(813) 463-1801 Get Directions Write a Review

NPPES record last updated: August 14, 2025. Verified against the NPPES registry weekly; last sync: September 06, 2026.

Record update history: Aug 14, 2025, Aug 10, 2022, Jan 19, 2017 and 1 more (4 updates tracked since 2016).

About Dr. Carmen Irena Nan M.d. NPPES

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

DR. CARMEN IRENA NAN M.D. (NPI 1912943424) is an individual internal medicine provider in Lutz, Florida, licensed in Florida (ME78693) and active in the NPI registry since June 2006. She is enrolled in Medicare PECOS, is affiliated with St Josephs Hospital, and is a graduate of Other (1989).

NPPES Registry Identity

NPI1912943424
Entity TypeIndividualFemale
Primary Taxonomy207R00000X
Provider Legal NameDR. CARMEN IRENA NANCredential: M.D.
Location Address4211 VAN DYKE RD, SUITE 200Lutz, FL 33558-8005
Mailing Address4211 Van Dyke Rd Ste 200Lutz, FL 33558-8005 · (813) 321-6237 · Fax (813) 463-1801
Phone(813) 321-6237
Fax(813) 463-1801
Sole ProprietorNo
Medical School CMSOtherGraduated 1989
Enumeration DateJune 22, 2006
Last NPPES UpdateAugust 14, 20254 updates tracked since enumeration
NPPES CertifiedAugust 14, 2025
✔ NPI 1912943424 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 · ME78693
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 ListedHospitalistTaxonomy 208M00000X · License ME78693 (FL)
4211 VAN DYKE RD, Lutz, FL 33558
Open in Google Maps ↗

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include AvMed.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. Carmen Irena Nan 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 ID7810031507
PECOS Enrollment IDI20101115001019
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 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.
338 services193 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.
81 services65 patients
Hospital discharge day management, 30 minutes or less 99238
Hospital discharge day management of 30 minutes or less includes finalizing your treatment, discussing your progress, and planning after-care at home. It ensures you're ready to leave the hospital and continue recovery safely.
77 services76 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.
67 services64 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.
62 services61 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.
38 services38 patients

Hospital Affiliations CMS Care Compare

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

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

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 33558 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.

Referred Medical Equipment & Supplies CMS DME claims

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

Hospital bed, heavy duty, extra wide, with weight capacity greater than 350 pounds, but less than or equal to 600 pounds, with any type side rails, with mattress E0303
DME-Hospital Beds · category DB000N
1 supplier11 claims11 services$104.78 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 20

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

TREVOR PETERS CAA
Anesthesiologist Assistant
4211 VAN DYKE RD
LUTZ, FL 33558
Hillsborough County (813) 443-7000
DR. LEE BAKER M.D.
Internal Medicine
4211 VAN DYKE RD, SUITE 200
LUTZ, FL 33558
Hillsborough County (813) 321-6237
KRISTI LEE CAA
Anesthesiologist Assistant
4211 VAN DYKE RD
LUTZ, FL 33558
Hillsborough County (813) 443-7000
OB HOSPITALIST GROUP LLC
Obstetrics & Gynecology
4211 VAN DYKE RD
LUTZ, FL 33558
Hillsborough County (864) 908-3530
SENA MOORE
Anesthesiologist Assistant
4211 VAN DYKE RD
LUTZ, FL 33558
Hillsborough County (813) 443-7000
AMANDA MARIA FERNANDES
Occupational Therapist
4211 VAN DYKE RD
LUTZ, FL 33558
Hillsborough County (813) 443-7000
MS. ALLISON OSTARLY
Physician Assistant
4211 VAN DYKE RD
LUTZ, FL 33558
Hillsborough County (813) 874-5707
TAMPA CARDIAC SPECIALISTS LLC
Internal Medicine (Cardiovascular Disease)
4211 VAN DYKE RD, SUITE 205
LUTZ, FL 33558
Hillsborough County (813) 229-9292

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 Carmen Nan's NPI number?

The NPI number for Carmen Nan is 1912943424. It was assigned to this individual provider in the NPPES registry on June 22, 2006.

Where is Carmen Nan located?

Carmen Nan practices at 4211 Van Dyke Rd Suite 200, Lutz, FL 33558. The listed phone number is (813) 321-6237.

What is Carmen Nan's specialty?

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

Is Carmen Nan enrolled in Medicare?

Yes. Carmen Nan 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 Carmen Nan accept?

Health plans from AvMed list Carmen Nan 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 Carmen Nan affiliated with any hospitals?

According to CMS data, Carmen Nan is affiliated with St Josephs Hospital.

When was this NPI record last updated?

The NPPES record for Carmen Nan was last updated on August 14, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 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.