Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

DR. JOANNA SIEGEL M.D.
NPI 1831163724
Internal Medicine - Gastroenterology in Birmingham, AL

Q: What is Joanna Siegel's NPI number?

The NPI number for Joanna Siegel is 1831163724. It was assigned to this individual provider in the NPPES registry on February 15, 2006.

Q: What is Joanna Siegel's specialty?

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

Q: When was this NPI record last updated?

The NPPES record for Joanna Siegel was last updated on October 12, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 22 days 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.

Active since February 15, 2006PECOS EnrolledAccepts Medicare Assignment

833 SAINT VINCENTS DR STE 300, POB III, BIRMINGHAM, AL 35205(205) 939-4512(205) 939-4519 Get Directions Write a Review

NPPES record last updated: October 12, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Oct 12, 2026, Mar 8, 2021 (2 updates tracked since 2021).

On this page

About Dr. Joanna Siegel M.d. NPPES

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

DR. JOANNA SIEGEL M.D. (NPI 1831163724) is an individual gastroenterology provider in Birmingham, Alabama, licensed in New York (307673) and active in the NPI registry since February 2006. She is enrolled in Medicare PECOS and is a graduate of University Of Southern California Keck School Of Medicine (1999).

NPPES Registry Identity

NPI1831163724

Entity TypeIndividualFemale

Primary Taxonomy207RG0100X

Provider Legal NameDR. JOANNA SIEGELCredential: M.D.

Location Address833 SAINT VINCENTS DR STE 300, POB IIIBirmingham, AL 35205-1612

Mailing Address833 Saint Vincents Dr Ste 300, Pob IiiBirmingham, AL 35205-1612 · (205) 939-4512 · Fax (205) 939-4519

Phone(205) 939-4512

Fax(205) 939-4519

Sole ProprietorNo

Medical School CMSUniversity Of Southern California Keck School Of MedicineGraduated 1999

Enumeration DateFebruary 15, 2006

Last NPPES UpdateOctober 12, 20262 updates tracked since enumeration

NPPES CertifiedOctober 12, 2026

✔ NPI 1831163724 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · GastroenterologyAllopathic & Osteopathic Physicians

Taxonomy Code207RG0100X

Licenses✔ Licensed in NY · 307673✔ Licensed in AL · MD00024869

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.

833 SAINT VINCENTS DR STE 300, Birmingham, AL 35205

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Other Identifiers 1

Other051531446AL · Bcbs Provider Number

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of Alabama, Oscar Insurance Company, UnitedHealthcare.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

Dr. Joanna Siegel 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 ID6204854409

PECOS Enrollment IDI20051107000227

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

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

Vincentian Physician Services LLC

0.1 mi

Family Medicine

810 SAINT VINCENT'S DRIVE, 3RD FLOOR; PHYSICIAN DEVELOPMENT DEPT
Birmingham, AL 35205

Reassigned Medicare billing, Alabama enrollment
263 clinicians in this Medicare group

NPI 1851698310 (205) 930-2346

Southview Medical Group, PC

0.1 mi

Internal Medicine

833 SAINT VINCENTS DR, POB III SUITE 300
Birmingham, AL 35205

Reassigned Medicare billing, Alabama enrollment
40 clinicians in this Medicare group

NPI 1801860333 (205) 933-4640

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 14

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.

128 services78 patients

Insertion of needle into vein for collection of blood sample 36415

This procedure involves inserting a small needle into a vein, typically in your arm, to collect a blood sample. It's a quick and simple process to help diagnose or monitor health conditions. You may feel a small prick, but discomfort is minimal.

70 services46 patients

Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count 85025

A Complete Blood Cell Count is a common test that measures various components of the blood, including red cells (carry oxygen), white cells (fight infection), and platelets (help blood clot). An automated test ensures accuracy. The differential count provides detailed information about white cell types.

66 services44 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.

62 services57 patients

Blood test, comprehensive group of blood chemicals 80053

A comprehensive group of blood chemicals test, also known as a comprehensive metabolic panel, is a blood test that measures your sugar level, electrolyte and fluid balance, kidney function, and liver function. This helps to check your body's overall health.

61 services40 patients

Removal of polyps or growths of large bowel using an endoscope with mechanical snare 45385

This procedure involves using a thin, flexible tube called an endoscope to examine the large bowel. If any abnormal growths or polyps are found, a tool called a mechanical snare is used to remove them. This is a common method to prevent potential health issues.

48 services46 patients

Removal of polyps or growths of large bowel using a flexible endoscope with electrical cautery 45384

This procedure involves using a flexible tube with a camera, called an endoscope, to view the large intestine. If any abnormal growths or polyps are found, they are removed with an electrically-heated instrument. This is a common way to prevent bowel issues.

39 services38 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.

32 services32 patients

Balloon dilation of esophagus, stomach, and/or upper small bowel using a flexible endoscope, less than 3.0 cm 43249

This procedure involves using a flexible tube with a camera, called an endoscope, to gently expand narrowed areas in your esophagus, stomach, or upper small bowel. A small balloon is inflated, making it easier for food and liquid to pass through. It's safe and effective.

29 services28 patients

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.

28 services28 patients

Colorectal cancer screening; colonoscopy on individual at high risk G0105

Colorectal cancer screening, specifically a colonoscopy, is a preventive measure for those at high risk. A thin, flexible tube with a camera inspects the colon to spot any abnormal growths. This test helps detect potential issues early, enhancing the effectiveness of treatment.

28 services28 patients

Complete ultrasound scan of abdomen 76700

A complete ultrasound scan of the abdomen is a non-invasive imaging procedure. It uses sound waves to produce images of the organs in your abdomen, such as the liver, gallbladder, spleen, pancreas, and kidneys. It helps in diagnosing, monitoring, and planning treatments.

13 services12 patients

Lipase (fat enzyme) level 83690

A Lipase Level test measures the amount of lipase in your blood. Lipase is an enzyme that helps your body digest fats. High or low levels can indicate problems with your pancreas, such as pancreatitis or other conditions. This test helps your doctor diagnose and monitor these conditions.

11 services11 patients

Colorectal cancer screening; colonoscopy on individual not meeting criteria for high risk G0121

Colorectal cancer screening, such as a colonoscopy, is a preventive measure to detect early signs of cancer in the large intestine. For individuals not at high risk, it's typically recommended at age 50. A small, flexible tube with a camera is used to examine your colon. It's a safe, effective way to catch issues early.

11 services11 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 35205 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

$122.31 typical visit price

range $52.65 – $161.63

Typical copayment $30.57 (range $13.16 – $40.40)

Most-billed visit code 99204

Established Patient

$93.72 typical visit price

range $16.56 – $131.65

Typical copayment $23.43 (range $4.14 – $32.91)

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.

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…

100%67 patients5/55-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 20

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

GREGORY K LITTLE JR. M.D.

Internal Medicine

833 SAINT VINCENTS DR STE 300
BIRMINGHAM, AL 35205

Jefferson County (205) 933-4640

LACHANDRA WATTS

Nurse Practitioner (Family)

833 SAINT VINCENTS DR STE 300
BIRMINGHAM, AL 35205

Jefferson County (205) 933-4640

ANNA L DAVIS MD

Internal Medicine

833 SAINT VINCENTS DR STE 300, POB III
BIRMINGHAM, AL 35205

Jefferson County (205) 939-4512

DR. DAVID RICK BROWN M.D.

Internal Medicine

833 SAINT VINCENTS DR STE 300, POB III
BIRMINGHAM, AL 35205

Jefferson County (205) 939-4512

DR. LELAND N. ALLEN III M.D.

Internal Medicine (Infectious Disease)

833 SAINT VINCENTS DR STE 300
BIRMINGHAM, AL 35205

Jefferson County (205) 933-4640

DR. JAMES MICHAEL PARKS M.D.

Internal Medicine (Cardiovascular Disease)

833 SAINT VINCENTS DR STE 300, POB III
BIRMINGHAM, AL 35205

Jefferson County (205) 939-4512

DR. JANET CASH M.D.

Dermatology (Procedural Dermatology)

833 SAINT VINCENTS DR STE 300, POB III
BIRMINGHAM, AL 35205

Jefferson County (205) 939-4512

MORRIS ROEBUCK MD

Internal Medicine

833 SAINT VINCENTS DR STE 300, POB III
BIRMINGHAM, AL 35205

Jefferson County (205) 939-4512

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 Joanna Siegel's NPI number?

The NPI number for Joanna Siegel is 1831163724. It was assigned to this individual provider in the NPPES registry on February 15, 2006.

Where is Joanna Siegel located?

Joanna Siegel practices at 833 Saint Vincents Dr Ste 300 Pob III, Birmingham, AL 35205. The listed phone number is (205) 939-4512.

What is Joanna Siegel's specialty?

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

Is Joanna Siegel enrolled in Medicare?

Yes. Joanna Siegel 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 Joanna Siegel's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Joanna Siegel reassigns Medicare benefits to 2 organizations: Vincentian Physician Services LLC (Birmingham, AL) and Southview Medical Group, PC (Birmingham, AL). 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 Joanna Siegel's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Joanna Siegel accept?

Health plans from Blue Cross and Blue Shield of Alabama, Oscar Insurance Company and UnitedHealthcare list Joanna Siegel 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 Joanna Siegel was last updated on October 12, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 22 days 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.