Dr. Walter Kobasa Jr., MD
- Medicare services, 2023
- 29
- Part D claims, 2023
- 24
- Hospital affiliations
- 2
- Industry payments
- $368
- Medical groups
- 3
- Practice address
- 655 Bay Rd, Dover, DE 19901
- Practice phone
- Call (302) 674-3970
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Bayhealth Emergency Center - Smyrna
Dover, Delaware
Find Dr. Kobasa'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. Walter Kobasa Jr. is an OB-GYN in Dover, Delaware
Dr. Kobasa practices at Bayhealth Emergency Center - Smyrna in Dover, Delaware.
Dr. Kobasa's NPI, 1891876009, was assigned on October 17, 2006. Dr. Kobasa holds Delaware license C1-0004292.
- NPI
- 1891876009NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9133307309
- NPI enumeration date
- October 17, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (302) 674-3970
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 68
- Medical school graduation
- 1984
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Walter Kobasa Jr. practices at Bayhealth Emergency Center - Smyrna in Dover, Delaware
Dr. Kobasa's primary practice is Bayhealth Emergency Center - Smyrna, at 655 Bay Rd, Dover, DE 19901 in Kent County. The practice phone is (302) 674-3970.
- Bayhealth Emergency Center - Smyrna655 Bay Rd, Dover, DE 19901 · Kent CountyPhone(302) 674-3970
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Walter Kobasa Jr. is affiliated with 3 sites of care and 3 medical groups
Dr. Kobasa's primary practice is Bayhealth Emergency Center - Smyrna in Dover, Delaware. Dr. Kobasa is also affiliated with Bayhealth Hospital, Kent Campus. The medical group on file is Bayhealth. Dmand AI also links Dr. Kobasa to 1 more hospital and 2 medical groups, each named with a free account.
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. Walter Kobasa Jr.'s practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Kobasa practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Bayhealth Emergency Center - Smyrna | Available with a free account |
| +2 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Walter Kobasa Jr. is one of 128 OB-GYNs in Delaware
Obstetrics and gynecology is Dr. Kobasa's primary specialty in the NPI Registry, under taxonomy code 207V00000X. Dr. Kobasa is licensed in Delaware.
Specialties and state licenses
- Obstetrics and gynecology, DelawarePrimary
OB-GYNs near Dr. Kobasa
Counts of OB-GYNs 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. Walter Kobasa Jr. billed Medicare for 29 services in 2023
CMS data shows 29 Medicare services from Dr. Kobasa across 2 procedure codes in 2023. Medicare paid $1,267 for them. Every service was in an office.
Dr. Kobasa's Medicare services by type, 2022 to 2023
- 2022
- 2023
- Other services
- 2022: 242023: 1633%
- Office and hospital visits
- 2022: 302023: 1357%
Dr. Kobasa compared with the Delaware median for OB-GYNs, 2023
- Dr. Kobasa
- Delaware median
- Medicare services
- 29vs 9168% below
- Part D claims
- 24vs 3429% below
Medians across 107 OB-GYNs in Delaware with Dmand AI profiles that report each measure.
Dr. Kobasa's most billed Medicare procedure codes, 2023
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. Kobasa?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Kobasa and other OB-GYNs in Delaware.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Walter Kobasa Jr.'s patients have a median age of 53
Across all payers, Dmand AI patient panel data puts Dr. Kobasa's median patient age at 53, with 99% women.
Dr. Kobasa'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
- Women99%
- Men0%
Source: Dmand AI Patient Panel Data
Dr. Walter Kobasa Jr. wrote 24 Medicare Part D claims in 2023
In 2023, Dr. Kobasa wrote 24 Medicare Part D claims. They cover 2 drugs, with $1,000 in total drug cost. In 2022, CMS named 11 claims across 1 drug.
Dr. Kobasa's most prescribed drugs by claims, 2023
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Part D claims for drugs CMS names, 2022 to 2023
- 2022
- 2023
- Claims for drugs CMS names
- 2022: 112023: 24118%
Drugs named by CMS: 2 in 2023, 1 in 2022.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
How Dr. Walter Kobasa Jr. takes part in Medicare
Dr. Kobasa 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. Walter Kobasa Jr. received $368 in industry payments from 2017 to 2022
CMS Open Payments shows 24 general payments to Dr. Kobasa from 13 drug and device companies from 2017 to 2022. Food and beverage make up the largest share, 100% of the total. Avion Pharmaceuticals paid the most, $78.
General payments to Dr. Kobasa by program year, 2017 to 2022
Companies that paid Dr. Kobasa the most, 2017 to 2022
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Walter Kobasa Jr.'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 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 Data |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (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. Walter Kobasa Jr.
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. Walter Kobasa Jr.'s NPI number?
Dr. Walter Kobasa Jr.'s NPI number is 1891876009. It was assigned on October 17, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Walter Kobasa Jr.?
Dr. Walter Kobasa Jr. is an OB-GYN in Dover, Delaware. The primary specialty in the NPI Registry is Obstetrics & Gynecology Physician (taxonomy code 207V00000X).
Where does Dr. Walter Kobasa Jr. practice?
Dr. Kobasa practices at 655 Bay Rd, Dover, DE 19901. Dr. Kobasa's primary practice is Bayhealth Emergency Center - Smyrna in Dover, Delaware. Dmand AI also links Dr. Kobasa to 1 hospital and 2 medical groups.
What is Dr. Walter Kobasa Jr.'s office phone number?
The practice phone on file for Dr. Kobasa is (302) 674-3970.
What is Dr. Walter Kobasa Jr.'s medical license number?
Dr. Kobasa holds Delaware license C1-0004292.
Which hospitals is Dr. Walter Kobasa Jr. affiliated with?
Dr. Kobasa is affiliated with Bayhealth Hospital, Kent Campus. Dmand AI links Dr. Kobasa to 1 more hospital.
What medical group is Dr. Walter Kobasa Jr. part of?
Dr. Kobasa is linked to Bayhealth. Dmand AI links Dr. Kobasa to 2 more medical groups.
Does Dr. Walter Kobasa Jr. accept Medicare?
Yes. CMS data shows Dr. Kobasa billed Medicare for 29 services in 2023, and Dr. Kobasa accepts Medicare assignment.
What services does Dr. Walter Kobasa Jr. bill to Medicare?
In 2023, Dr. Kobasa's most billed Medicare services were medicare service (G0101) and office visit, established patient (99213).
What drugs does Dr. Walter Kobasa Jr. prescribe most?
In 2023 Medicare Part D data, Dr. Kobasa's most prescribed drugs by claims were Clotrimazole-Betamethasone and Ibandronate Sodium.
Has Dr. Walter Kobasa Jr. received payments from drug or device companies?
CMS Open Payments shows $368 in general payments to Dr. Kobasa from 13 companies from 2017 to 2022. The largest total came from Avion Pharmaceuticals.
How long has Dr. Walter Kobasa Jr. been practicing?
Dr. Kobasa graduated from medical school in 1984, 42 years ago.
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