Dr. Maxim Daniel Hammer, MD

  • Pittsburgh, PA
  • Vascular neurology physician
NPI1902879869PAC ID8628106374
Medicare services, 2024
731
Medicare patients, 2024
418
Part D claims, 2024
2,254
Publications
17
Clinical trials
1
Practice address
1050 Bower Hill Rd, Pittsburgh, PA 15243
Practice phone
Call (412) 942-6300
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

St. Clair Medical Group Neurology

Pittsburgh, Pennsylvania

See all 8 affiliations

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Dr. Maxim Daniel Hammer is a vascular neurology physician in Pittsburgh, Pennsylvania

Dr. Hammer practices at St. Clair Medical Group Neurology in Pittsburgh, Pennsylvania.

Dr. Hammer's NPI, 1902879869, was assigned on February 10, 2006. Dr. Hammer graduated from Albany Medical College of Union University in 1998. Dr. Hammer holds Pennsylvania license MD418979.

NPI and contact details
Medicare PAC ID
8628106374
NPI enumeration date
February 10, 2006
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Practice phone
(412) 942-6300
Professional email
Get email
Personal email
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Mobile number
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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. Maxim Daniel Hammer practices at St. Clair Medical Group Neurology in Pittsburgh, Pennsylvania

Dr. Hammer's primary practice is St. Clair Medical Group Neurology, at 1050 Bower Hill Rd, Pittsburgh, PA 15243 in Allegheny County. The practice phone is (412) 942-6300.

  • St. Clair Medical Group Neurology
    1050 Bower Hill Rd, Pittsburgh, PA 15243 · Allegheny CountyPhone(412) 942-6300

Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data

Dr. Maxim Daniel Hammer is affiliated with 5 sites of care and 3 medical groups

Dr. Hammer's primary practice is St. Clair Medical Group Neurology in Pittsburgh, Pennsylvania. Dr. Hammer is also affiliated with UPMC Presbyterian. The medical group on file is University of Pittsburgh Physicians, Department of Radiology. Dmand AI also links Dr. Hammer to 1 more hospital, 2 group practices and clinics and 2 medical groups, each named with a free account.

See all 8 affiliations for Dr. Hammer

Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Dr. Maxim Daniel Hammer's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Hammer practices, 4 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
St. Clair Medical Group NeurologyAvailable with a free account
+4 more sites and 2 medical groupsAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Maxim Daniel Hammer is one of 45 vascular neurology physicians in Pennsylvania

Vascular neurology is Dr. Hammer's primary specialty in the NPI Registry, under taxonomy code 2084V0102X. Dr. Hammer is licensed in Pennsylvania.

Specialties and state licenses

  • Vascular neurology, PennsylvaniaPrimaryLicense MD418979 · taxonomy 2084V0102X

Vascular neurology physicians near Dr. Hammer

Counts of vascular neurology physicians with a Dmand AI profile, by place and practice. Each opens the list.

45vascular neurology physicians in Pennsylvania
8vascular neurology physicians in Pittsburgh

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks

Dr. Maxim Daniel Hammer billed Medicare for 731 services in 2024

CMS data shows 731 Medicare services from Dr. Hammer across 13 procedure codes in 2024, for 418 Medicare patients. Medicare paid $56,741 for them.

Medicare services, 2024731
Medicare patients418
Paid by Medicare$56,741
Procedure codes13

Dr. Hammer's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Office and hospital visits
2023: 6632024: 73110%

Where Dr. Hammer's Medicare services took place, 2024

  • In an office31343%
  • In a facility41857%

Dr. Hammer compared with the Pennsylvania median for vascular neurology physicians, 2024

  • Dr. Hammer
  • Pennsylvania median
Medicare services
731vs 2413.0 times
Medicare patients
418vs 1532.7 times
Part D claims
1,949vs 5138.2 times

Medians across 44 vascular neurology physicians in Pennsylvania with Dmand AI profiles that report each measure.

Dr. Hammer'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.

See all procedures by Dr. Hammer

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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Dr. Maxim Daniel Hammer treated 418 Medicare patients in 2024, average age 76

CMS counts 418 Medicare patients who saw Dr. Hammer in 2024. The largest group is 65 to 74, with 175 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 7% are also on Medicaid. Their average risk score is 1.56, 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. Hammer's median patient age at 75, with 50% women.

Medicare patients, 2024418
Average age76
Average risk score1.56
Also on Medicaid7%

Dr. Hammer's Medicare patients by age, 2024

Dr. Hammer's Medicare patients by sex, 2024

  • Women23456%
  • Men18444%

Chronic conditions among Dr. Hammer's Medicare patients, 2024

  1. High blood pressure75%
  2. High cholesterol75%
  3. Arthritis50%
  4. Stroke or TIA47%
  5. Anxiety40%
  6. Mood disorders40%
  7. Depression35%
  8. Ischemic heart disease31%

Share of Medicare patients with each condition. A patient can have several.

Dr. Hammer's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 75

Patient panel by sex, all payers

  • Women50%
  • Men46%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Dr. Maxim Daniel Hammer wrote 2,254 Medicare Part D claims in 2024

In 2024, Dr. Hammer wrote 2,254 Medicare Part D claims for 447 patients. 89% of them were for generic drugs. CMS names the drug for 1,949 of them, across 37 drugs with 11 or more claims each, at $738,450 in total drug cost. In 2023, CMS named 1,679 claims across 37 drugs.

Part D claims, 20242,254
Drugs named by CMS37
Total drug cost$738,450
Part D patients447

Dr. Hammer's Part D claims by kind of drug, 2024

  • Generic2,010 claims89%
  • Brand-name and other244 claims11%

Dr. Hammer'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. Hammer's Part D claims, 2024

  • Antipsychotics, patients 65 and over4%84 of 2,254 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: 1,6792024: 1,94916%

Drugs named by CMS: 37 in 2024, 37 in 2023.

See all prescribing by Dr. Hammer

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. Maxim Daniel Hammer offers telehealth to Medicare patients

Dr. Hammer accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Hammer as offering telehealth.

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Source: Doctors and Clinicians National Downloadable File (CMS)

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Dr. Maxim Daniel Hammer has 17 publications on record

Dmand AI links 17 papers to Dr. Hammer, published from 2008 to 2021. 2015 was the busiest year, with 3. The most frequent topics are Stroke, Brain Ischemia and Predictive Value of Tests. Dr. Hammer has published most often in J Stroke Cerebrovasc Dis. Dr. Hammer's most frequent co-authors are Lawrence R. Wechsler, MD, Amin Nima Aghaebrahim, MD and Cynthia L. Kenmuir, MD, PhD.

Papers17
Years published2008 to 2021

Dr. Hammer's papers by year, 2011 to 2021

Topics Dr. Hammer writes about most

  • Stroke
  • Brain Ischemia
  • Predictive Value of Tests
  • Telemedicine
  • Tissue Plasminogen Activator
  • Academic Medical Centers
  • Brain Mapping
  • Fibrinolytic Agents

Dr. Hammer's most frequent co-authors

Recent publications by Dr. Hammer

See all 17 publications and co-authors

See who Dr. Hammer researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Hammer works with, so you can find a warm path to the right vascular neurology physicians.

How network discovery works

Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage

Dr. Maxim Daniel Hammer has worked on 1 clinical trial

Dmand AI links Dr. Hammer to 1 clinical trial. Conditions studied include Ischemic Stroke and Stroke.

Conditions in Dr. Hammer's trials

  • Ischemic Stroke
  • Stroke

Investigators on the most trials with Dr. Hammer

Recent clinical trials with Dr. Hammer

Sources: Dmand AI Research Linkage; and ClinicalTrials.gov (National Library of Medicine)

Dr. Maxim Daniel Hammer received $35 in industry payments in 2021

CMS Open Payments shows 1 general payment to Dr. Hammer from 1 drug or device company in 2021. Education make up the largest share, 100% of the total. Biogen, Inc. paid the most, $35.

Companies that paid Dr. Hammer the most, 2021 to 2021

Share is of all general payments to this clinician.

See all payments to Dr. Hammer

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Dr. Maxim Daniel Hammer graduated from Albany Medical College of Union University

Dr. Hammer graduated from Albany Medical College of Union University in 1998.

  1. Medical schoolAlbany Medical College of Union University

Source: Dmand AI Professional Profile Data

Sources for Dr. Maxim Daniel Hammer's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data
Primary practice, affiliations and health systemNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation DataDmand AI Org Hierarchy Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
Part D prescribingMedicare 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 percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)
Publications, topics and co-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
Clinical trials and co-investigatorsDmand AI Research LinkageClinicalTrials.gov (National Library of Medicine) (opens in a new tab)
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Training, board certification and membershipsDmand AI Professional Profile Data
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Dr. Maxim Daniel Hammer

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. Maxim Daniel Hammer's NPI number?

Dr. Maxim Daniel Hammer's NPI number is 1902879869. It was assigned on February 10, 2006, and it is active in the NPI Registry.

What kind of doctor is Dr. Maxim Daniel Hammer?

Dr. Maxim Daniel Hammer is a vascular neurology physician in Pittsburgh, Pennsylvania. The primary specialty in the NPI Registry is Vascular Neurology Physician (taxonomy code 2084V0102X).

Where does Dr. Maxim Daniel Hammer practice?

Dr. Hammer practices at 1050 Bower Hill Rd, Pittsburgh, PA 15243. Dr. Hammer's primary practice is St. Clair Medical Group Neurology in Pittsburgh, Pennsylvania. Dmand AI also links Dr. Hammer to 1 hospital, 2 group practices and clinics and 2 medical groups.

What is Dr. Maxim Daniel Hammer's office phone number?

The practice phone on file for Dr. Hammer is (412) 942-6300.

What is Dr. Maxim Daniel Hammer's medical license number?

Dr. Hammer holds Pennsylvania license MD418979.

Which hospitals is Dr. Maxim Daniel Hammer affiliated with?

Dr. Hammer is affiliated with UPMC Presbyterian. Dmand AI links Dr. Hammer to 1 more hospital.

What medical group is Dr. Maxim Daniel Hammer part of?

Dr. Hammer is linked to University of Pittsburgh Physicians, Department of Radiology. Dmand AI links Dr. Hammer to 2 more medical groups.

Does Dr. Maxim Daniel Hammer accept Medicare?

Yes. CMS data shows Dr. Hammer billed Medicare for 731 services in 2024, and Dr. Hammer accepts Medicare assignment.

Does Dr. Maxim Daniel Hammer offer telehealth?

Yes. The CMS Doctors and Clinicians file lists Dr. Hammer as offering telehealth services.

How many Medicare patients does Dr. Maxim Daniel Hammer see?

CMS counts 418 Medicare patients who saw Dr. Hammer in 2024, with an average age of 76.

Show 7 more questionsShow fewer questions

What services does Dr. Maxim Daniel Hammer bill to Medicare?

In 2024, Dr. Hammer's most billed Medicare services were hospital inpatient care (99232), office visit, established patient (99213) and office visit, established patient (99214).

Where did Dr. Maxim Daniel Hammer go to medical school?

Dr. Hammer graduated from Albany Medical College of Union University in 1998.

What drugs does Dr. Maxim Daniel Hammer prescribe most?

In 2024 Medicare Part D data, Dr. Hammer's most prescribed drugs by claims were Donepezil HCl, Carbidopa-Levodopa and Levetiracetam.

Has Dr. Maxim Daniel Hammer received payments from drug or device companies?

CMS Open Payments shows $35 in general payments to Dr. Hammer from 1 company from 2021 to 2021. The largest total came from Biogen, Inc.

How long has Dr. Maxim Daniel Hammer been practicing?

Dr. Hammer graduated from medical school in 1998, 28 years ago.

Does Dr. Maxim Daniel Hammer do research?

Dmand AI links 17 publications to Dr. Hammer, published from 2008 to 2021. Dr. Hammer has worked on 1 clinical trial.

Who does Dr. Maxim Daniel Hammer publish with?

Dr. Hammer's most frequent co-authors are Lawrence R. Wechsler, MD (7 shared papers), Amin Nima Aghaebrahim, MD (4 shared papers) and Cynthia L. Kenmuir, MD, PhD (3 shared papers).

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