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DIANA PHAM N.P.
NPI 1346627312
Nurse Practitioner - Adult Health in Webster, TX

Active since April 29, 2015PECOS EnrolledAccepts Medicare Assignment
97.59/100
CMS Quality Rating
1015 W. MEDICAL CENTER BLVD. #1300, WEBSTER, TX 77598(409) 908-9345 Get Directions Write a Review

NPPES record last updated: August 1, 2019. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Aug 1, 2019, Aug 8, 2018 (2 updates tracked since 2018).

About Diana Pham N.p. NPPES

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

DIANA PHAM N.P. (NPI 1346627312) is an individual adult health provider in Webster, Texas, licensed in Texas (AP127931) and active in the NPI registry since April 2015. She is enrolled in Medicare PECOS and is a graduate of Other (2014).

NPPES Registry Identity

NPI1346627312
Entity TypeIndividualFemale
Primary Taxonomy363LA2200X
Provider Legal NameDIANA PHAMCredential: N.P.
Location Address1015 W. MEDICAL CENTER BLVD. #1300Webster, TX 77598
Mailing Address1015 W. Medical Center Blvd. #1300Webster, TX 77598
Phone(409) 908-9345
Sole ProprietorYes
Medical School CMSOtherGraduated 2014
Enumeration DateApril 29, 2015
Last NPPES UpdateAugust 1, 20192 updates tracked since enumeration
✔ NPI 1346627312 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyNurse Practitioner · Adult HealthPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LA2200X
License✔ Licensed in TX · AP127931
Also ListedNurse Practitioner · GerontologyTaxonomy 363LG0600X · License AP127931 (TX)

Other Names 1

Former Name (1)Diana Phi N.p.

Accepted Insurance

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

Diana Pham N.p. 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 ID1850600552
PECOS Enrollment IDI20151020002037
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

3

Medicare enrollment records show Diana Pham reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

All Care Team PLLC
Internal Medicine
1455 FM 646 RD W STE 202
Dickinson, TX 77539
  • Reassigned Medicare billing, Texas enrollment
  • 5 clinicians in this Medicare group
NPI 1265106892 (832) 738-1710
Guidry Maria T MD PA
Family Medicine
350 BLOSSOM ST
Webster, TX 77598
  • Reassigned Medicare billing, Texas enrollment
  • 3 clinicians in this Medicare group
NPI 1316267834 (281) 316-7966
Nehme Alkarra MD PA
Internal Medicine
1455 FM 646 RD W STE 202
Dickinson, TX 77539
  • Reassigned Medicare billing, Texas enrollment
  • 5 clinicians in this Medicare group
NPI 1730360884 (832) 738-1710

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 4

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.
326 services128 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.
211 services74 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.
74 services64 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.
70 services67 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 77598 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
$90.40 typical visit price
range $58.24 – $176.98
Typical copayment $22.60 (range $14.56 – $44.24)
Most-billed visit code 99203
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.

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.

97.59/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality100
Improvement Activities40
Cost72.18

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 Pham's NPI number?

The NPI number for Diana Pham is 1346627312. It was assigned to this individual provider in the NPPES registry on April 29, 2015. The provider is also known as Diana Phi N.P..

Where is Diana Pham located?

Diana Pham practices at 1015 W. Medical Center Blvd. #1300, Webster, TX 77598. The listed phone number is (409) 908-9345.

What is Diana Pham's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Adult Health, with taxonomy code 363LA2200X.

Is Diana Pham enrolled in Medicare?

Yes. Diana Pham 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 Diana Pham's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Diana Pham reassigns Medicare benefits to 3 organizations: All Care Team PLLC (Dickinson, TX), Guidry Maria T MD PA (Webster, TX) and Nehme Alkarra MD PA (Dickinson, TX). 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 Diana Pham's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Diana Pham accept?

Health plans from WellPoint list Diana Pham 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.

When was this NPI record last updated?

The NPPES record for Diana Pham was last updated on August 1, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.