Dr. William Bibb Lamar III, MD
- Medicare services, 2024
- 1,504
- Medicare patients, 2024
- 334
- Part D claims, 2024
- 3,332
- Hospital affiliations
- 4
- Industry payments
- $3,900
- Practice address
- 124 S University Blvd, Mobile, AL 36608
- Practice phone
- Call (251) 343-5004
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Nephrology Associates of Mobile, P.A.
Mobile, Alabama
Find Dr. Lamar's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. William Bibb Lamar III is a nephrologist in Mobile, Alabama
Dr. Lamar practices at Nephrology Associates of Mobile, P.A. in Mobile, Alabama.
Dr. Lamar's NPI, 1073599601, was assigned on December 15, 2005. Dr. Lamar graduated from University of South Alabama College of Medicine in 1998. Dr. Lamar holds Alabama license 22820.
- NPI
- 1073599601NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4688657521
- NPI enumeration date
- December 15, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (251) 343-5004
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 54
- Medical school graduation
- 1998
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. William Bibb Lamar III practices at Nephrology Associates of Mobile, P.A. in Mobile, Alabama
Dr. Lamar's primary practice is Nephrology Associates of Mobile, P.A., at 124 S University Blvd, Mobile, AL 36608 in Mobile County. The practice phone is (251) 343-5004.
- Nephrology Associates of Mobile, P.A.124 S University Blvd, Mobile, AL 36608 · Mobile CountyPhone(251) 343-5004
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. William Bibb Lamar III is affiliated with 8 sites of care and 1 medical group
Dr. Lamar's primary practice is Nephrology Associates of Mobile, P.A. in Mobile, Alabama. Dr. Lamar is also affiliated with Mobile Infirmary. The medical group on file is Nephrology Associates of Mobile. Dmand AI also links Dr. Lamar to 3 more hospitals, 2 dialysis centers and 1 group practice or clinic, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. William Bibb Lamar III's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Lamar practices, 7 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Nephrology Associates of Mobile, P.A. | Available with a free account |
| +7 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. William Bibb Lamar III is one of 185 nephrologists in Alabama
Nephrology is Dr. Lamar's primary specialty in the NPI Registry, under taxonomy code 207RN0300X. Dr. Lamar is board certified in internal medicine by the American Board of Internal Medicine. Dr. Lamar is licensed in Alabama.
Specialties and state licenses
- Nephrology, AlabamaPrimary
Nephrologists near Dr. Lamar
Counts of nephrologists with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. William Bibb Lamar III billed Medicare for 1,504 services in 2024
CMS data shows 1,504 Medicare services from Dr. Lamar across 13 procedure codes in 2024, for 334 Medicare patients. Medicare paid $109,554 for them.
Dr. Lamar's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 9592024: 8739%
- Other services
- 2023: 02024: 246
- Tests and treatments
- 2023: 3172024: 24323%
- Lab and pathology
- 2023: 1442024: 1421%
Where Dr. Lamar's Medicare services took place, 2024
- In an office99366%
- In a facility51134%
Dr. Lamar compared with the Alabama median for nephrologists, 2024
- Dr. Lamar
- Alabama median
- Medicare services
- 1,504vs 1,27418% above
- Medicare patients
- 334vs 340Close to median
- Part D claims
- 2,861vs 8083.5 times
Medians across 180 nephrologists in Alabama with Dmand AI profiles that report each measure.
Dr. Lamar's most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
Need commercial claims for Dr. Lamar?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Lamar and other nephrologists in Alabama.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. William Bibb Lamar III treated 334 Medicare patients in 2024, average age 71
CMS counts 334 Medicare patients who saw Dr. Lamar in 2024. The largest group is 75 to 84, with 114 patients. 75% of them have chronic kidney disease, and 75% have high blood pressure. 22% are also on Medicaid. Their average risk score is 4.04, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Lamar's median patient age at 71, with 50% women.
Dr. Lamar's Medicare patients by age, 2024
Dr. Lamar's Medicare patients by sex, 2024
- Women16850%
- Men16650%
Chronic conditions among Dr. Lamar's Medicare patients, 2024
- Chronic kidney disease75%
- High blood pressure75%
- High cholesterol75%
- Diabetes63%
- Ischemic heart disease60%
- Heart failure57%
- Arthritis50%
- Atrial fibrillation36%
Share of Medicare patients with each condition. A patient can have several.
Dr. Lamar's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 71
Patient panel by sex, all payers
- Women50%
- Men49%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. William Bibb Lamar III wrote 3,332 Medicare Part D claims in 2024
In 2024, Dr. Lamar wrote 3,332 Medicare Part D claims for 447 patients. 79% of them were for generic drugs. CMS names the drug for 2,861 of them, across 76 drugs with 11 or more claims each, at $940,006 in total drug cost. In 2023, CMS named 2,585 claims across 69 drugs.
Dr. Lamar's Part D claims by kind of drug, 2024
- Generic2,619 claims79%
- Brand-name and other713 claims21%
Dr. Lamar's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Drug classes CMS tracks in Dr. Lamar's Part D claims, 2024
- Opioids4%126 of 3,332 claims
- Antibiotics3%88 of 3,332 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 2,5852024: 2,86111%
Drugs named by CMS: 76 in 2024, 69 in 2023.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Dr. William Bibb Lamar III takes part in Medicare
Dr. Lamar accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. William Bibb Lamar III received $3,900 in industry payments from 2016 to 2025
CMS Open Payments shows 197 general payments to Dr. Lamar from 34 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. Horizon Pharma plc paid the most, $782.
General payments to Dr. Lamar by program year, 2016 to 2025
General payments to Dr. Lamar by kind, 2016 to 2025
- Food and beverage$3,881100%
- Education$190%
Companies that paid Dr. Lamar the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. William Bibb Lamar III graduated from University of South Alabama College of Medicine
Dr. Lamar graduated from University of South Alabama College of Medicine in 1998.
- Medical school
- Board certified in internal medicine
- Board certified in nephrology
Source: Dmand AI Professional Profile Data
Sources for Dr. William Bibb Lamar III's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. William Bibb Lamar III
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What is Dr. William Bibb Lamar III's NPI number?
Dr. William Bibb Lamar III's NPI number is 1073599601. It was assigned on December 15, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. William Bibb Lamar III?
Dr. William Bibb Lamar III is a nephrologist in Mobile, Alabama. The primary specialty in the NPI Registry is Nephrology Physician (taxonomy code 207RN0300X).
Where does Dr. William Bibb Lamar III practice?
Dr. Lamar practices at 124 S University Blvd, Mobile, AL 36608. Dr. Lamar's primary practice is Nephrology Associates of Mobile, P.A. in Mobile, Alabama. Dmand AI also links Dr. Lamar to 3 hospitals, 2 dialysis centers and 1 group practice or clinic.
What is Dr. William Bibb Lamar III's office phone number?
The practice phone on file for Dr. Lamar is (251) 343-5004.
What is Dr. William Bibb Lamar III's medical license number?
Dr. Lamar holds Alabama license 22820.
Which hospitals is Dr. William Bibb Lamar III affiliated with?
Dr. Lamar is affiliated with Mobile Infirmary. Dmand AI links Dr. Lamar to 3 more hospitals.
What medical group is Dr. William Bibb Lamar III part of?
Dr. Lamar is linked to Nephrology Associates of Mobile.
Does Dr. William Bibb Lamar III accept Medicare?
Yes. CMS data shows Dr. Lamar billed Medicare for 1,504 services in 2024, and Dr. Lamar accepts Medicare assignment.
How many Medicare patients does Dr. William Bibb Lamar III see?
CMS counts 334 Medicare patients who saw Dr. Lamar in 2024, with an average age of 71.
Is Dr. William Bibb Lamar III board certified?
Yes. Dr. Lamar is board certified in internal medicine by the American Board of Internal Medicine.
Show 5 more questionsShow fewer questions
What services does Dr. William Bibb Lamar III bill to Medicare?
In 2024, Dr. Lamar's most billed Medicare services were hospital inpatient care (99232), medicare service (G2211) and office visit, established patient (99214).
Where did Dr. William Bibb Lamar III go to medical school?
Dr. Lamar graduated from University of South Alabama College of Medicine in 1998.
What drugs does Dr. William Bibb Lamar III prescribe most?
In 2024 Medicare Part D data, Dr. Lamar's most prescribed drugs by claims were Farxiga, Furosemide and Amlodipine Besylate.
Has Dr. William Bibb Lamar III received payments from drug or device companies?
CMS Open Payments shows $3,900 in general payments to Dr. Lamar from 34 companies from 2016 to 2025. The largest total came from Horizon Pharma plc.
How long has Dr. William Bibb Lamar III been practicing?
Dr. Lamar graduated from medical school in 1998, 28 years ago.
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