Dr. Andrew M. Kazdan, MD
- Medicare services, 2024
- 1,182
- Medicare patients, 2024
- 310
- Part D claims, 2024
- 20,144
- Hospital affiliations
- 5
- Industry payments
- $8,219
- Practice address
- 615 New Ballas Road, Saint Louis, MO 63141
- Practice phone
- Call (314) 251-6000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Kazdan's professional email, personal email and mobile number
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Dr. Andrew M. Kazdan is an internist in Saint Louis, Missouri
Dr. Kazdan practices at Mercy Hospital St. Louis in Saint Louis, Missouri, part of Mercy.
Dr. Kazdan's NPI, 1811963903, was assigned on February 27, 2006. Dr. Kazdan holds Missouri license 2003027904.
- NPI
- 1811963903NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0143119305
- NPI enumeration date
- February 27, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (314) 251-6000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 59
- Medical school graduation
- 1993
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Andrew M. Kazdan practices at Mercy Hospital St. Louis in Saint Louis, Missouri
Dr. Kazdan's primary practice is Mercy Hospital St. Louis, at 615 New Ballas Road, Saint Louis, MO 63141 in St. Louis County. The practice phone is (314) 251-6000.
- Mercy Hospital St. Louis615 New Ballas Road, Saint Louis, MO 63141 · St. Louis CountyPhone(314) 251-6000
Source: Dmand AI Affiliation Data
Dr. Andrew M. Kazdan is affiliated with 9 sites of care and 1 medical group
Dr. Kazdan's primary practice is Mercy Hospital St. Louis in Saint Louis, Missouri, part of Mercy. Dr. Kazdan is also affiliated with Mercy Hospital South. The medical group on file is Mercy Clinic East Communities. Dmand AI also links Dr. Kazdan to 3 more hospitals, 3 home health agencies and 1 group practice or clinic, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Andrew M. Kazdan's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Kazdan practices, 9 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Mercy Hospital St. Louis | Available with a free account |
| +8 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Andrew M. Kazdan is one of 2,114 internists in Missouri
Internal medicine is Dr. Kazdan's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Kazdan is licensed in Missouri.
Specialties and state licenses
- Internal medicine, MissouriPrimary
Internists near Dr. Kazdan
Counts of internists 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. Andrew M. Kazdan billed Medicare for 1,182 services in 2024
CMS data shows 1,182 Medicare services from Dr. Kazdan across 10 procedure codes in 2024, for 310 Medicare patients. Medicare paid $92,577 for them. Every service was in an office.
Dr. Kazdan's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 6862024: 6367%
- Other services
- 2023: 2662024: 37039%
- Tests and treatments
- 2023: 1662024: 1594%
- Surgery
- 2023: 282024: 1739%
Dr. Kazdan compared with the Missouri median for internists, 2024
- Dr. Kazdan
- Missouri median
- Medicare services
- 1,182vs 5302.2 times
- Medicare patients
- 310vs 21147% above
- Part D claims
- 19,284vs 32559.3 times
Medians across 2,076 internists in Missouri with Dmand AI profiles that report each measure.
Dr. Kazdan'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. Kazdan?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Kazdan and other internists in Missouri.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Andrew M. Kazdan treated 310 Medicare patients in 2024, average age 73
CMS counts 310 Medicare patients who saw Dr. Kazdan in 2024. The largest group is 65 to 74, with 134 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 7% are also on Medicaid. Their average risk score is 1.33, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Kazdan's median patient age at 67, with 59% women.
Dr. Kazdan's Medicare patients by age, 2024
Dr. Kazdan's Medicare patients by sex, 2024
- Women17556%
- Men13544%
Chronic conditions among Dr. Kazdan's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis51%
- Chronic kidney disease42%
- Diabetes35%
- Mood disorders32%
- Depression30%
- Ischemic heart disease28%
Share of Medicare patients with each condition. A patient can have several.
Dr. Kazdan's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 67
Patient panel by sex, all payers
- Women59%
- Men40%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Andrew M. Kazdan wrote 20,144 Medicare Part D claims in 2024
In 2024, Dr. Kazdan wrote 20,144 Medicare Part D claims for 980 patients. 86% of them were for generic drugs. CMS names the drug for 19,284 of them, across 203 drugs with 11 or more claims each, at $1,818,202 in total drug cost. In 2023, CMS named 15,784 claims across 182 drugs.
Dr. Kazdan's Part D claims by kind of drug, 2024
- Generic17,363 claims86%
- Brand-name2,662 claims13%
- Other119 claims1%
Dr. Kazdan'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. Kazdan's Part D claims, 2024
- Opioids7%1,438 of 20,144 claims
- Antibiotics2%458 of 20,144 claims
- Antipsychotics, patients 65 and over0%47 of 20,144 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: 15,7842024: 19,28422%
Drugs named by CMS: 203 in 2024, 182 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
Dr. Andrew M. Kazdan offers telehealth to Medicare patients
Dr. Kazdan accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Kazdan as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Andrew M. Kazdan received $8,219 in industry payments from 2016 to 2025
CMS Open Payments shows 564 general payments to Dr. Kazdan from 45 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. Eli Lilly and Company paid the most, $1,254.
General payments to Dr. Kazdan by program year, 2016 to 2025
General payments to Dr. Kazdan by kind, 2016 to 2025
- Food and beverage$8,199100%
- Education$200%
Companies that paid Dr. Kazdan the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Andrew M. Kazdan'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 | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy 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) |
| 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. Andrew M. Kazdan
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Andrew M. Kazdan's NPI number?
Dr. Andrew M. Kazdan's NPI number is 1811963903. It was assigned on February 27, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Andrew M. Kazdan?
Dr. Andrew M. Kazdan is an internist in Saint Louis, Missouri. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Andrew M. Kazdan practice?
Dr. Kazdan practices at 615 New Ballas Road, Saint Louis, MO 63141. Dr. Kazdan's primary practice is Mercy Hospital St. Louis in Saint Louis, Missouri, part of Mercy. Dmand AI also links Dr. Kazdan to 3 hospitals, 3 home health agencies and 1 group practice or clinic.
What is Dr. Andrew M. Kazdan's office phone number?
The practice phone on file for Dr. Kazdan is (314) 251-6000.
What is Dr. Andrew M. Kazdan's medical license number?
Dr. Kazdan holds Missouri license 2003027904.
Which hospitals is Dr. Andrew M. Kazdan affiliated with?
Dr. Kazdan practices at Mercy Hospital St. Louis in Saint Louis, Missouri. Dr. Kazdan is also affiliated with Mercy Hospital South. Dmand AI links Dr. Kazdan to 3 more hospitals.
What medical group is Dr. Andrew M. Kazdan part of?
Dr. Kazdan is linked to Mercy Clinic East Communities.
Does Dr. Andrew M. Kazdan accept Medicare?
Yes. CMS data shows Dr. Kazdan billed Medicare for 1,182 services in 2024, and Dr. Kazdan accepts Medicare assignment.
Does Dr. Andrew M. Kazdan offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Kazdan as offering telehealth services.
How many Medicare patients does Dr. Andrew M. Kazdan see?
CMS counts 310 Medicare patients who saw Dr. Kazdan in 2024, with an average age of 73.
Show 4 more questionsShow fewer questions
What services does Dr. Andrew M. Kazdan bill to Medicare?
In 2024, Dr. Kazdan's most billed Medicare services were office visit, established patient (99214), medicare service (G0439) and medicare service (G0008).
What drugs does Dr. Andrew M. Kazdan prescribe most?
In 2024 Medicare Part D data, Dr. Kazdan's most prescribed drugs by claims were Levothyroxine Sodium, Metoprolol Succinate and Ezetimibe.
Has Dr. Andrew M. Kazdan received payments from drug or device companies?
CMS Open Payments shows $8,219 in general payments to Dr. Kazdan from 45 companies from 2016 to 2025. The largest total came from Eli Lilly and Company.
How long has Dr. Andrew M. Kazdan been practicing?
Dr. Kazdan graduated from medical school in 1993, 33 years ago.
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