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DR. TAHMINA HAQ M.D.
NPI 1538332853
Internal Medicine - Gastroenterology in Yorba Linda, CA

Active since April 08, 2008PECOS EnrolledAccepts Medicare Assignment
77.17/100
CMS Quality Rating
16671 YORBA LINDA BLVD STE 100, YORBA LINDA, CA 92886(714) 985-6400(714) 985-6425 Get Directions Write a Review

NPPES record last updated: February 24, 2023. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Feb 24, 2023, Feb 15, 2023, Oct 8, 2019 and 1 more (4 updates tracked since 2018).

About Dr. Tahmina Haq M.d. NPPES

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

DR. TAHMINA HAQ M.D. (NPI 1538332853) is an individual gastroenterology provider in Yorba Linda, California, licensed in California (A116126) and active in the NPI registry since April 2008. She is enrolled in Medicare PECOS, maintains 3 additional practice locations, and is a graduate of Other (2005).

NPPES Registry Identity

NPI1538332853
Entity TypeIndividualFemale
Primary Taxonomy207RG0100X
Provider Legal NameDR. TAHMINA HAQCredential: M.D.
Location Address16671 YORBA LINDA BLVD STE 100Yorba Linda, CA 92886
Mailing Address16671 Yorba Linda Blvd Ste 100Yorba Linda, CA 92886-2025 · (714) 985-6400 · Fax (714) 985-6425
Phone(714) 985-6400
Fax(714) 985-6425
Sole ProprietorYes
Medical School CMSOtherGraduated 2005
Enumeration DateApril 8, 2008
Last NPPES UpdateFebruary 24, 20234 updates tracked since enumeration
NPPES CertifiedFebruary 24, 2023
✔ NPI 1538332853 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyInternal Medicine · GastroenterologyAllopathic & Osteopathic Physicians
Taxonomy Code207RG0100X
Licenses✔ Licensed in CA · A116126✔ Licensed in CO · DR.0070328
Definition
An internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using endoscopes to visualize internal organs.
Also ListedInternal MedicineTaxonomy 207R00000X · License A116126 (CA), 14096 (NV)
Also ListedInternal Medicine · HepatologyTaxonomy 207RI0008X · License A116126 (CA), DR.0070328 (CO)
16671 YORBA LINDA BLVD STE 100, Yorba Linda, CA 92886
Open in Google Maps ↗

Secondary Practice Locations 3

Location 1910 S Sunset Ave, Suite No 5West Covina, CA 91790-3409 · Phone (626) 338-8407
Location 216671 Yorba Linda Blvd Ste 200Yorba Linda, CA 92886 · Phone (714) 996-3700 · Fax (714) 993-5897
Location 32535 S Downing St Ste 380Denver, CO 80210-5850 · Phone (303) 778-5797

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

Dr. Tahmina Haq 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 ID1850565466
PECOS Enrollment IDI20151104002393
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 Tahmina Haq reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

First Choice Physician Partners
Same address
Gynecology
16671 YORBA LINDA BLVD, SUITE 210
Yorba Linda, CA 92886
  • Reassigned Medicare billing, California enrollment
  • 488 clinicians in this Medicare group
NPI 1326478462 (714) 447-4800
Digestive And Liver Disease Specialists A Medical Group Inc
6.4 mi
Gastroenterology
1771 W ROMNEYA DR, SUITE C
Anaheim, CA 92801
  • Reassigned Medicare billing, California enrollment
  • 6 clinicians in this Medicare group
NPI 1760469209 (714) 758-0403
Tahmina Haq MD
8.0 mi
Gastroenterology
631 S BROOKHURST ST STE 214
Anaheim, CA 92804
  • Reassigned Medicare billing, California enrollment
  • 4 clinicians in this Medicare group
NPI 1912606690 (714) 545-5200

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.

New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204
This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.
30 services30 patients
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.
18 services13 patients
Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 43239
This procedure involves using a thin, flexible tube with a light and camera, known as an endoscope, to examine the esophagus, stomach, and upper part of the small intestine. Small tissue samples are taken for further examination to help diagnose various conditions.
17 services16 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.
16 services14 patients
Biopsy of large bowel using a flexible endoscope 45380
A biopsy of the large bowel using a flexible endoscope is a procedure where a thin, flexible tube with a camera is inserted through the rectum to examine the bowel. If abnormal tissue is found, a small sample is taken for further examination. This helps in diagnosing conditions like inflammation, polyps, or cancer.
12 services11 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 92886 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
$142.39 typical visit price
range $62.96 – $187.60
Typical copayment $35.59 (range $15.74 – $46.90)
Most-billed visit code 99204
Established Patient
$109.96 typical visit price
range $20.84 – $153.61
Typical copayment $27.49 (range $5.21 – $38.40)
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.

77.17/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality80.27
Promoting Interoperability81
Improvement Activities40
Cost59.47

Reported Quality Measures

Preventive Care and Screening: Body Mass Index (BMI) Screening and Follow-Up Plan
Percentage of patients aged 18 years and older with a BMI documented during the current encounter or during the previous twelve months AND with a BMI outside of normal parameters, a follow-up plan is documented during the encounter or during the previous…
99%67 patients4/55-star benchmark: 100%
Providers report different measures because they deliver different services; reporting more or less information is not a reflection of quality. Star ratings appear only where CMS assigned them.

Other Providers at the Same Location NPPES

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

MRS. ANITA BASU DOEVE RD, CDE
Dietitian, Registered
16671 YORBA LINDA BLVD STE 100
YORBA LINDA, CA 92886
Orange County (714) 577-9090

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 Tahmina Haq's NPI number?

The NPI number for Tahmina Haq is 1538332853. It was assigned to this individual provider in the NPPES registry on April 8, 2008.

Where is Tahmina Haq located?

Tahmina Haq practices at 16671 Yorba Linda Blvd Ste 100, Yorba Linda, CA 92886. The listed phone number is (714) 985-6400.

What is Tahmina Haq's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.

Is Tahmina Haq enrolled in Medicare?

Yes. Tahmina Haq 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 Tahmina Haq's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Tahmina Haq reassigns Medicare benefits to 3 organizations: First Choice Physician Partners (Yorba Linda, CA), Digestive And Liver Disease Specialists A Medical Group Inc (Anaheim, CA) and Tahmina Haq MD (Anaheim, CA). 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 Tahmina Haq's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Tahmina Haq was last updated on February 24, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.