Dr. David C. Medway, MD
- Medicare services, 2020
- 62
- Part D claims, 2024
- 2,097
- Industry payments
- $550
- Affiliated sites
- 2
- Medical groups
- 2
- Practice address
- 2085 Montiel Rd, San Marcos, CA 92069
- Practice phone
- Call (833) 867-4642
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
San Marcos - Neighborhood Healthcare
FQHC - Main Site · San Marcos, California
Find Dr. Medway's professional email, personal email and mobile number
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Dr. David C. Medway is an internist in San Marcos, California
Dr. Medway practices at San Marcos - Neighborhood Healthcare in San Marcos, California.
Dr. Medway's NPI, 1689609687, was assigned on July 11, 2006. Dr. Medway graduated from George Washington University School of Medicine in 1993. Dr. Medway holds California license G79336.
- NPI
- 1689609687NPI Registry (opens in a new tab)
- Medicare PAC ID
- 2264413731
- NPI enumeration date
- July 11, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (833) 867-4642
- 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. David C. Medway practices at San Marcos - Neighborhood Healthcare in San Marcos, California
Dr. Medway's primary practice is San Marcos - Neighborhood Healthcare, at 2085 Montiel Rd, San Marcos, CA 92069 in San Diego County. The practice phone is (833) 867-4642.
- San Marcos - Neighborhood Healthcare2085 Montiel Rd, San Marcos, CA 92069 · San Diego CountyPhone(833) 867-4642
Source: Dmand AI Affiliation Data
Dr. David C. Medway is affiliated with 2 sites of care and 2 medical groups
Dr. Medway's primary practice is San Marcos - Neighborhood Healthcare in San Marcos, California. The medical group on file is Neighborhood Healthcare. Dmand AI also links Dr. Medway to 1 more physician office and 1 medical group, 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. David C. Medway's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Medway practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| San Marcos - Neighborhood Healthcare | Available with a free account |
| +1 more site and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. David C. Medway is one of 16,751 internists in California
Internal medicine is Dr. Medway's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Medway is licensed in California.
Specialties and state licenses
- Internal medicine, CaliforniaPrimary
Internists near Dr. Medway
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. David C. Medway billed Medicare for 62 services in 2020
CMS data shows 62 Medicare services from Dr. Medway across 2 procedure codes in 2020. Medicare paid $1,910 for them. Every service was in an office.
Dr. Medway's Medicare services by type, 2019 to 2020
- 2019
- 2020
- Office and hospital visits
- 2019: 1702020: 6264%
Dr. Medway compared with the California median for internists, 2020
- Dr. Medway
- California median
- Medicare services
- 62vs 36183% below
- Part D claims
- 1,595vs 4213.8 times
Medians across 15,815 internists in California with Dmand AI profiles that report each measure.
Dr. Medway's most billed Medicare procedure codes, 2020
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. Medway and other internists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. David C. Medway's patients have a median age of 55
Across all payers, Dmand AI patient panel data puts Dr. Medway's median patient age at 55, with 52% women.
Dr. Medway's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 55
Patient panel by sex, all payers
- Women52%
- Men48%
Source: Dmand AI Patient Panel Data
Dr. David C. Medway wrote 2,097 Medicare Part D claims in 2024
In 2024, Dr. Medway wrote 2,097 Medicare Part D claims for 243 patients. 79% of them were for generic drugs. CMS names the drug for 1,595 of them, across 49 drugs with 11 or more claims each, at $166,253 in total drug cost. In 2023, CMS named 356 claims across 18 drugs.
Dr. Medway's Part D claims by kind of drug, 2024
- Generic1,667 claims79%
- Brand-name404 claims19%
- Other26 claims1%
Dr. Medway'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. Medway's Part D claims, 2024
- Opioids2%33 of 2,097 claims
- Antibiotics2%37 of 2,097 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: 3562024: 1,595348%
Drugs named by CMS: 49 in 2024, 18 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. David C. Medway takes part in Medicare
Dr. Medway 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. David C. Medway received $550 in industry payments from 2018 to 2025
CMS Open Payments shows 14 general payments to Dr. Medway from 8 drug and device companies from 2018 to 2025. Food and beverage make up the largest share, 100% of the total. Janssen Pharmaceuticals, Inc paid the most, $197.
General payments to Dr. Medway by program year, 2018 to 2025
Companies that paid Dr. Medway the most, 2018 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. David C. Medway graduated from George Washington University School of Medicine
Dr. Medway graduated from George Washington University School of Medicine in 1993.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. David C. Medway'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 Data |
| 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) |
| 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. David C. Medway
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What is Dr. David C. Medway's NPI number?
Dr. David C. Medway's NPI number is 1689609687. It was assigned on July 11, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. David C. Medway?
Dr. David C. Medway is an internist in San Marcos, California. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. David C. Medway practice?
Dr. Medway practices at 2085 Montiel Rd, San Marcos, CA 92069. Dr. Medway's primary practice is San Marcos - Neighborhood Healthcare in San Marcos, California. Dmand AI also links Dr. Medway to 1 physician office and 1 medical group.
What is Dr. David C. Medway's office phone number?
The practice phone on file for Dr. Medway is (833) 867-4642.
What is Dr. David C. Medway's medical license number?
Dr. Medway holds California license G79336.
What medical group is Dr. David C. Medway part of?
Dr. Medway is linked to Neighborhood Healthcare. Dmand AI links Dr. Medway to 1 more medical group.
Does Dr. David C. Medway accept Medicare?
Yes. CMS data shows Dr. Medway billed Medicare for 62 services in 2020, and Dr. Medway accepts Medicare assignment.
What services does Dr. David C. Medway bill to Medicare?
In 2020, Dr. Medway's most billed Medicare services were office visit, established patient (99213) and care management and other visits (99441).
Where did Dr. David C. Medway go to medical school?
Dr. Medway graduated from George Washington University School of Medicine in 1993.
What drugs does Dr. David C. Medway prescribe most?
In 2024 Medicare Part D data, Dr. Medway's most prescribed drugs by claims were Atorvastatin Calcium, Levothyroxine Sodium and Amlodipine Besylate.
Has Dr. David C. Medway received payments from drug or device companies?
CMS Open Payments shows $550 in general payments to Dr. Medway from 8 companies from 2018 to 2025. The largest total came from Janssen Pharmaceuticals, Inc.
How long has Dr. David C. Medway been practicing?
Dr. Medway graduated from medical school in 1993, 33 years ago.
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