Dr. Zechariah David Spychalla, MD
- Medicare services, 2024
- 209
- Medicare patients, 2024
- 180
- Part D claims, 2024
- 145
- Hospital affiliations
- 3
- Medical groups
- 5
- Practice address
- 2845 Greenbrier Road, Green Bay, WI 54311
- Practice phone
- Call (920) 288-3300
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Aurora BayCare Medical Center - Mammography
Mammography / Breast Imaging Center · Green Bay, Wisconsin
Find Dr. Spychalla's professional email, personal email and mobile number
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Dr. Zechariah David Spychalla is an emergency medicine physician in Green Bay, Wisconsin
Dr. Spychalla practices at Aurora BayCare Medical Center - Mammography in Green Bay, Wisconsin.
Dr. Spychalla's NPI, 1578806790, was assigned on April 6, 2013. Dr. Spychalla holds Wisconsin license 65730.
- NPI
- 1578806790NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4587968094
- NPI enumeration date
- April 6, 2013
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (920) 288-3300
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 39
- Medical school graduation
- 2013
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Zechariah David Spychalla practices at Aurora BayCare Medical Center - Mammography in Green Bay, Wisconsin
Dr. Spychalla's primary practice is Aurora BayCare Medical Center - Mammography, at 2845 Greenbrier Road, Green Bay, WI 54311. The practice phone is (920) 288-3300.
- Aurora BayCare Medical Center - Mammography2845 Greenbrier Road, Green Bay, WI 54311Phone(920) 288-3300
Source: Dmand AI Affiliation Data
Dr. Zechariah David Spychalla is affiliated with 4 sites of care and 5 medical groups
Dr. Spychalla's primary practice is Aurora BayCare Medical Center - Mammography in Green Bay, Wisconsin. Dr. Spychalla is also affiliated with Aurora BayCare Medical Center. The medical group on file is Aurora Medical Center, Manitowoc County. Dmand AI also links Dr. Spychalla to 2 more hospitals and 4 medical groups, 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. Zechariah David Spychalla's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Spychalla practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Aurora BayCare Medical Center - Mammography | Available with a free account |
| +3 more sites and 4 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Zechariah David Spychalla is one of 1,211 emergency medicine physicians in Wisconsin
Emergency medicine is Dr. Spychalla's primary specialty in the NPI Registry, under taxonomy code 207P00000X. Dr. Spychalla is licensed in Wisconsin.
Specialties and state licenses
- Emergency medicine, WisconsinPrimary
Emergency medicine physicians near Dr. Spychalla
Counts of emergency medicine physicians 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. Zechariah David Spychalla billed Medicare for 209 services in 2024
CMS data shows 209 Medicare services from Dr. Spychalla across 4 procedure codes in 2024, for 180 Medicare patients. Medicare paid $13,002 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Spychalla's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 2102024: 14133%
- Tests and treatments
- 2023: 02024: 68
Dr. Spychalla compared with the Wisconsin median for emergency medicine physicians, 2024
- Dr. Spychalla
- Wisconsin median
- Medicare services
- 209vs 24615% below
- Medicare patients
- 180vs 22119% below
- Part D claims
- 41vs 5728% below
Medians across 1,249 emergency medicine physicians in Wisconsin with Dmand AI profiles that report each measure.
Dr. Spychalla'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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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Zechariah David Spychalla treated 180 Medicare patients in 2024, average age 72
CMS counts 180 Medicare patients who saw Dr. Spychalla in 2024. The largest group is 65 to 74, with 69 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 24% are also on Medicaid. Their average risk score is 2.13, 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. Spychalla's median patient age at 53, with 59% women.
Dr. Spychalla's Medicare patients by age, 2024
Dr. Spychalla's Medicare patients by sex, 2024
- Women8849%
- Men9251%
Chronic conditions among Dr. Spychalla's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis55%
- Diabetes42%
- Anxiety41%
- Chronic kidney disease41%
- Mood disorders41%
- Depression37%
Share of Medicare patients with each condition. A patient can have several.
Dr. Spychalla's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 53
Patient panel by sex, all payers
- Women59%
- Men41%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Zechariah David Spychalla wrote 145 Medicare Part D claims in 2024
In 2024, Dr. Spychalla wrote 145 Medicare Part D claims for 106 patients. 92% of them were for generic drugs. CMS names the drug for 41 of them, across 2 drugs with 11 or more claims each, at $226 in total drug cost. In 2023, CMS named 84 claims across 5 drugs.
Dr. Spychalla's Part D claims by kind of drug, 2024
- Generic134 claims92%
- Brand-name11 claims8%
Dr. Spychalla'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. Spychalla's Part D claims, 2024
- Opioids8%11 of 145 claims
- Antibiotics39%56 of 145 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: 842024: 4151%
Drugs named by CMS: 2 in 2024, 5 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. Zechariah David Spychalla takes part in Medicare
Dr. Spychalla 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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Sources for Dr. Zechariah David Spychalla'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) |
| 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. Zechariah David Spychalla
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. Zechariah David Spychalla's NPI number?
Dr. Zechariah David Spychalla's NPI number is 1578806790. It was assigned on April 6, 2013, and it is active in the NPI Registry.
What kind of doctor is Dr. Zechariah David Spychalla?
Dr. Zechariah David Spychalla is an emergency medicine physician in Green Bay, Wisconsin. The primary specialty in the NPI Registry is Emergency Medicine Physician (taxonomy code 207P00000X).
Where does Dr. Zechariah David Spychalla practice?
Dr. Spychalla practices at 2845 Greenbrier Road, Green Bay, WI 54311. Dr. Spychalla's primary practice is Aurora BayCare Medical Center - Mammography in Green Bay, Wisconsin. Dmand AI also links Dr. Spychalla to 2 hospitals and 4 medical groups.
What is Dr. Zechariah David Spychalla's office phone number?
The practice phone on file for Dr. Spychalla is (920) 288-3300.
What is Dr. Zechariah David Spychalla's medical license number?
Dr. Spychalla holds Wisconsin license 65730.
Which hospitals is Dr. Zechariah David Spychalla affiliated with?
Dr. Spychalla is affiliated with Aurora BayCare Medical Center. Dmand AI links Dr. Spychalla to 2 more hospitals.
What medical group is Dr. Zechariah David Spychalla part of?
Dr. Spychalla is linked to Aurora Medical Center, Manitowoc County. Dmand AI links Dr. Spychalla to 4 more medical groups.
Does Dr. Zechariah David Spychalla accept Medicare?
Yes. CMS data shows Dr. Spychalla billed Medicare for 209 services in 2024, and Dr. Spychalla accepts Medicare assignment.
How many Medicare patients does Dr. Zechariah David Spychalla see?
CMS counts 180 Medicare patients who saw Dr. Spychalla in 2024, with an average age of 72.
What services does Dr. Zechariah David Spychalla bill to Medicare?
In 2024, Dr. Spychalla's most billed Medicare services were heart test or procedure (93010), emergency department visit (99284) and emergency department visit (99285).
What drugs does Dr. Zechariah David Spychalla prescribe most?
In 2024 Medicare Part D data, Dr. Spychalla's most prescribed drugs by claims were Cephalexin and Prednisone.
How long has Dr. Zechariah David Spychalla been practicing?
Dr. Spychalla graduated from medical school in 2013, 13 years ago.
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