J Hand Surg Eur Vol
AnticoagulantsEmergency Service, HospitalHand
Dr. Neal Bruce Zimmerman, MD
NPI1447280805PAC ID3274550488
- Medicare services, 2024
- 2,579
- Medicare patients, 2024
- 659
- Part D claims, 2024
- 150
- Publications
- 3
- MIPS score, 2024
- 75
- Practice address
- 1400 Front Ave Suite 100a, Lutherville, MD 21093
- Practice phone
- Call (410) 828-1525
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Lutherville SurgiCenter
Surgery Center - Medicare-Certified · Lutherville, Maryland
Find Dr. Zimmerman'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. Neal Bruce Zimmerman is an orthopaedic hand surgery physician in Lutherville Timonium, Maryland
Dr. Zimmerman practices at Lutherville SurgiCenter in Lutherville, Maryland.
Dr. Zimmerman's NPI, 1447280805, was assigned on July 3, 2006. Dr. Zimmerman graduated from University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb) in 1982. Dr. Zimmerman holds Maryland license D35000.
NPI and contact details
- NPI
- 1447280805NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3274550488
- NPI enumeration date
- July 3, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (410) 828-1525
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 70
- Medical school graduation
- 1982
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Neal Bruce Zimmerman practices at Lutherville SurgiCenter in Lutherville, Maryland
Dr. Zimmerman's primary practice is Lutherville SurgiCenter, at 1400 Front Ave Suite 100a, Lutherville, MD 21093. The practice phone is (410) 828-1525.
- Lutherville SurgiCenter1400 Front Ave Suite 100a, Lutherville, MD 21093Phone(410) 828-1525
Source: Dmand AI Affiliation Data
Dr. Neal Bruce Zimmerman is affiliated with 3 sites of care and 1 medical group
Dr. Zimmerman's primary practice is Lutherville SurgiCenter in Lutherville, Maryland. Dr. Zimmerman is also affiliated with MedStar Union Memorial Hospital. The medical group on file is Greater Chesapeake Hand to Shoulder. Dmand AI also links Dr. Zimmerman to 1 more group practice or clinic, named with a free account.
Lutherville SurgiCenterPrimary
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Neal Bruce Zimmerman's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Zimmerman practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Lutherville SurgiCenter | Available with a free account |
| +2 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Neal Bruce Zimmerman is one of 60 orthopaedic hand surgery physicians in Maryland
Hand surgery is Dr. Zimmerman's primary specialty in the NPI Registry, under taxonomy code 207XS0106X. Dr. Zimmerman is licensed in Maryland.
Specialties and state licenses
- Orthopaedic hand surgery, MarylandPrimary
Orthopaedic hand surgery physicians near Dr. Zimmerman
Counts of orthopaedic hand surgery physicians with a Dmand AI profile, by place and practice. Each opens the list.
60orthopaedic hand surgery physicians in Maryland
6orthopaedic hand surgery physicians in Lutherville Timonium
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Neal Bruce Zimmerman billed Medicare for 2,579 services in 2024
CMS data shows 2,579 Medicare services from Dr. Zimmerman across 17 procedure codes in 2024, for 659 Medicare patients. Medicare paid $125,096 for them.
Medicare services, 20242,579
Medicare patients659
Paid by Medicare$125,096
Procedure codes17
Dr. Zimmerman's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Drugs given in the office
- 2023: 7852024: 92418%
- Office and hospital visits
- 2023: 8902024: 8791%
- Surgery
- 2023: 4932024: 5236%
- Imaging
- 2023: 2432024: 2534%
Where Dr. Zimmerman's Medicare services took place, 2024
- In an office2,45995%
- In a facility1205%
Dr. Zimmerman compared with the Maryland median for orthopaedic hand surgery physicians, 2024
- Dr. Zimmerman
- Maryland median
- Medicare services
- 2,579vs 2,682Close to median
- Medicare patients
- 659vs 6118% above
- Part D claims
- 99vs 7336% above
Medians across 56 orthopaedic hand surgery physicians in Maryland with Dmand AI profiles that report each measure.
Dr. Zimmerman'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.
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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Zimmerman and other orthopaedic hand surgery physicians in Maryland.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Neal Bruce Zimmerman treated 659 Medicare patients in 2024, average age 76
CMS counts 659 Medicare patients who saw Dr. Zimmerman in 2024. The largest group is 75 to 84, with 295 patients. 75% of them have high cholesterol, and 74% have high blood pressure. Their average risk score is 0.91, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Zimmerman's median patient age at 70, with 63% women.
Medicare patients, 2024659
Average age76
Average risk score0.91
Dr. Zimmerman's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Zimmerman's Medicare patients by sex, 2024
- Women40962%
- Men25038%
Chronic conditions among Dr. Zimmerman's Medicare patients, 2024
- High cholesterol75%
- High blood pressure74%
- Arthritis66%
- Ischemic heart disease29%
- Diabetes26%
- Osteoporosis20%
- Anxiety19%
- Mood disorders19%
Share of Medicare patients with each condition. A patient can have several.
Dr. Zimmerman's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 70
Patient panel by sex, all payers
- Women63%
- Men36%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Neal Bruce Zimmerman wrote 150 Medicare Part D claims in 2024
In 2024, Dr. Zimmerman wrote 150 Medicare Part D claims for 114 patients. 99% of them were for generic drugs. CMS names the drug for 99 of them, across 3 drugs with 11 or more claims each, at $515 in total drug cost. In 2023, CMS named 82 claims across 2 drugs.
Part D claims, 2024150
Drugs named by CMS3
Total drug cost$515
Part D patients114
Dr. Zimmerman's Part D claims by kind of drug, 2024
- Generic148 claims99%
- Brand-name and other2 claims1%
Dr. Zimmerman'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. Zimmerman's Part D claims, 2024
- Opioids69%103 of 150 claims
- Antibiotics9%14 of 150 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: 822024: 9921%
Drugs named by CMS: 3 in 2024, 2 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. Neal Bruce Zimmerman scored 75 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 75 out of 100 for Dr. Zimmerman for performance year 2024, reported individually. Dr. Zimmerman accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 25 procedures of upper limb (arm) arthroscopy (minimally invasive joint repair) by Dr. Zimmerman, more than 69% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
- MIPS final score, 2024
- 75 of 100
Where Dr. Zimmerman ranks in Medicare procedure volume
- Upper limb (arm) arthroscopy (minimally invasive joint repair)
- 69th percentile25 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Sources: Doctors and Clinicians National Downloadable File (CMS); Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026; and Doctors and Clinicians Utilization Data (CMS)
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Dr. Neal Bruce Zimmerman has 3 publications on record
Dmand AI links 3 papers to Dr. Zimmerman in 2017. The most frequent topics are Wrist Joint. Dr. Zimmerman's most frequent co-authors are Gregory Knowlton Faucher, MD and Kenneth R. Means, MD.
Papers3
Topics Dr. Zimmerman writes about most
- Wrist Joint
Dr. Zimmerman's most frequent co-authors
Recent publications by Dr. Zimmerman
ArthritisArthrodesisArthroplasty
J Surg Orthop Adv
Biomechanical PhenomenaCarpal BonesRadius
See who Dr. Zimmerman researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Zimmerman works with, so you can find a warm path to the right orthopaedic hand surgery physicians.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Neal Bruce Zimmerman received $5,792 in industry payments from 2016 to 2025
CMS Open Payments shows 24 general payments to Dr. Zimmerman from 11 drug and device companies from 2016 to 2025. Education make up the largest share, 84% of the total. Supreme Orthopedic Systems, LLC paid the most, $4,922.
General payments to Dr. Zimmerman by program year, 2016 to 2025
General payments to Dr. Zimmerman by kind, 2016 to 2025
$5.8Kin total
- Education$4,85084%
- Food and beverage$94216%
Companies that paid Dr. Zimmerman 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. Neal Bruce Zimmerman graduated from University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb)
Dr. Zimmerman graduated from University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb) in 1982.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Neal Bruce Zimmerman'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)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| 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. Neal Bruce Zimmerman
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. Neal Bruce Zimmerman's NPI number?
Dr. Neal Bruce Zimmerman's NPI number is 1447280805. It was assigned on July 3, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Neal Bruce Zimmerman?
Dr. Neal Bruce Zimmerman is an orthopaedic hand surgery physician in Lutherville Timonium, Maryland. The primary specialty in the NPI Registry is Orthopaedic Hand Surgery Physician (taxonomy code 207XS0106X).
Where does Dr. Neal Bruce Zimmerman practice?
Dr. Zimmerman practices at 1400 Front Ave Suite 100a, Lutherville, MD 21093. Dr. Zimmerman's primary practice is Lutherville SurgiCenter in Lutherville, Maryland. Dmand AI also links Dr. Zimmerman to 1 group practice or clinic.
What is Dr. Neal Bruce Zimmerman's office phone number?
The practice phone on file for Dr. Zimmerman is (410) 828-1525.
What is Dr. Neal Bruce Zimmerman's medical license number?
Dr. Zimmerman holds Maryland license D35000.
Which hospitals is Dr. Neal Bruce Zimmerman affiliated with?
Dr. Zimmerman is affiliated with MedStar Union Memorial Hospital.
What medical group is Dr. Neal Bruce Zimmerman part of?
Dr. Zimmerman is linked to Greater Chesapeake Hand to Shoulder.
Does Dr. Neal Bruce Zimmerman accept Medicare?
Yes. CMS data shows Dr. Zimmerman billed Medicare for 2,579 services in 2024, and Dr. Zimmerman accepts Medicare assignment.
What is Dr. Neal Bruce Zimmerman's MIPS score?
Dr. Zimmerman's MIPS final score for performance year 2024 is 75 out of 100, reported individually.
How many Medicare patients does Dr. Neal Bruce Zimmerman see?
CMS counts 659 Medicare patients who saw Dr. Zimmerman in 2024, with an average age of 76.
Show 7 more questionsShow fewer questions
What services does Dr. Neal Bruce Zimmerman bill to Medicare?
In 2024, Dr. Zimmerman's most billed Medicare services were injected or infused drug (J3301), office visit, established patient (99213) and surgery: bones and joints (20550).
Where did Dr. Neal Bruce Zimmerman go to medical school?
Dr. Zimmerman graduated from University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb) in 1982.
What drugs does Dr. Neal Bruce Zimmerman prescribe most?
In 2024 Medicare Part D data, Dr. Zimmerman's most prescribed drugs by claims were Hydrocodone-Acetaminophen, Oxycodone-Acetaminophen and Meloxicam.
Has Dr. Neal Bruce Zimmerman received payments from drug or device companies?
CMS Open Payments shows $5,792 in general payments to Dr. Zimmerman from 11 companies from 2016 to 2025. The largest total came from Supreme Orthopedic Systems, LLC.
How long has Dr. Neal Bruce Zimmerman been practicing?
Dr. Zimmerman graduated from medical school in 1982, 44 years ago.
Does Dr. Neal Bruce Zimmerman do research?
Dmand AI links 3 publications to Dr. Zimmerman.
Who does Dr. Neal Bruce Zimmerman publish with?
Dr. Zimmerman's most frequent co-authors are Gregory Knowlton Faucher, MD (2 shared papers) and Kenneth R. Means, MD (1 shared paper).
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