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DR. DIANA MAZZEI PIFANO MD
NPI 1093370298
Internal Medicine in Cypress, TX

Active since May 03, 2019PECOS EnrolledAccepts Medicare Assignment
9915 BARKER CYPRESS RD, CYPRESS, TX 77433(281) 737-1555(281) 737-1556 Get Directions Write a Review

NPPES record last updated: January 28, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Jul 14, 2022, May 3, 2019 (2 updates tracked since 2019).

About Dr. Diana Mazzei Pifano Md NPPES

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

DR. DIANA MAZZEI PIFANO MD (NPI 1093370298) is an individual internal medicine provider in Cypress, Texas, licensed in Texas (T4796) and active in the NPI registry since May 2019. She is enrolled in Medicare PECOS, is affiliated with Houston Methodist Hospital, and is a graduate of Other (2011).

NPPES Registry Identity

NPI1093370298
Entity TypeIndividualFemale
Primary Taxonomy207R00000X
Provider Legal NameDR. DIANA MAZZEI PIFANOCredential: MD
Location Address9915 BARKER CYPRESS RDCypress, TX 77433-1202
Mailing Address9915 Barker Cypress RdCypress, TX 77433-1202 · (281) 737-1555 · Fax (281) 737-1556
Phone(281) 737-1555
Fax(281) 737-1556
Sole ProprietorNo
Medical School CMSOtherGraduated 2011
Enumeration DateMay 3, 2019
Last NPPES UpdateJanuary 28, 20252 updates tracked since enumeration
NPPES CertifiedJanuary 28, 2025
✔ NPI 1093370298 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 · T4796
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.
9915 BARKER CYPRESS RD, Cypress, TX 77433
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Molina Healthcare, WellPoint.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. Diana Mazzei Pifano 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 ID2466832415
PECOS Enrollment IDI20220707002960
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 3

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.
133 services57 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.
21 services21 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.
20 services15 patients

Hospital Affiliations CMS Care Compare 3

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

Houston Methodist Hospital

Acute Care Hospitals · Houston, TX
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number450358
Location6565 FanninHouston, TX 77030 · Harris County
Emergency services Birthing friendly

Houston Methodist Willowbrook Hospital

Acute Care Hospitals · Houston, TX
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number450844
Location18220 State Highway 249Houston, TX 77070 · Harris County
Emergency services Birthing friendly

Houston Methodist West Hospital

Acute Care Hospitals · Houston, TX
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number670077
Location18500 Katy FreewayHouston, TX 77094 · Harris County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 77433 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
$134.06 typical visit price
range $58.24 – $176.98
Typical copayment $33.51 (range $14.56 – $44.24)
Most-billed visit code 99204
Established Patient
$102.71 typical visit price
range $18.60 – $143.93
Typical copayment $25.67 (range $4.65 – $35.98)
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.

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 Diana Mazzei Pifano's NPI number?

The NPI number for Diana Mazzei Pifano is 1093370298. It was assigned to this individual provider in the NPPES registry on May 3, 2019.

Where is Diana Mazzei Pifano located?

Diana Mazzei Pifano practices at 9915 Barker Cypress Rd, Cypress, TX 77433. The listed phone number is (281) 737-1555.

What is Diana Mazzei Pifano's specialty?

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

Is Diana Mazzei Pifano enrolled in Medicare?

Yes. Diana Mazzei Pifano 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 Diana Mazzei Pifano accept?

Health plans from Molina Healthcare and WellPoint list Diana Mazzei Pifano 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 Diana Mazzei Pifano affiliated with any hospitals?

According to CMS data, Diana Mazzei Pifano is affiliated with Houston Methodist Hospital, Houston Methodist Willowbrook Hospital and Houston Methodist West Hospital.

When was this NPI record last updated?

The NPPES record for Diana Mazzei Pifano was last updated on January 28, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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.