Dr. Thomas Alan Bowhay, MD
- Medicare services, 2023
- 37,382
- Part D claims, 2024
- 1,268
- Industry payments
- $6,697
- Affiliated sites
- 2
- Insurance carriers
- 2
- Practice address
- 900 Mountain Ranch Road, San Andreas, CA 95249
- Practice phone
- Call (209) 754-3823
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Golden San Andreas Care Center
Skilled Nursing Facility · San Andreas, California
Find Dr. Bowhay'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. Thomas Alan Bowhay is a family medicine physician in San Andreas, California
Dr. Bowhay practices at Golden San Andreas Care Center in San Andreas, California.
Dr. Bowhay's NPI, 1902919665, was assigned on August 16, 2006. Dr. Bowhay graduated from Universidad Autonoma de Guadalajara in 1979. Dr. Bowhay holds Colorado license DR.0026295.
- NPI
- 1902919665NPI Registry (opens in a new tab)
- NPI enumeration date
- August 16, 2006
- NPI status
- Active
- Practice phone
- (209) 754-3823
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 73
- Medical school graduation
- 1979
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Thomas Alan Bowhay practices at Golden San Andreas Care Center in San Andreas, California
Dr. Bowhay's primary practice is Golden San Andreas Care Center, at 900 Mountain Ranch Road, San Andreas, CA 95249 in Calaveras County. The practice phone is (209) 754-3823.
- Golden San Andreas Care Center900 Mountain Ranch Road, San Andreas, CA 95249 · Calaveras CountyPhone(209) 754-3823
Source: Dmand AI Affiliation Data
Dr. Thomas Alan Bowhay is affiliated with 2 sites of care
Dr. Bowhay's primary practice is Golden San Andreas Care Center in San Andreas, California. Dmand AI also links Dr. Bowhay to 1 physician office, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Thomas Alan Bowhay's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Bowhay practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Golden San Andreas Care Center | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Thomas Alan Bowhay is one of 15,680 family medicine physicians in California
Family medicine is Dr. Bowhay's primary specialty in the NPI Registry, under taxonomy code 207Q00000X. Dmand AI has Dr. Bowhay's licenses on file in 7 states: Colorado, Michigan, Washington, California, Hawaii, Arizona and Iowa.
Specialties and state licenses
- Family medicine, ColoradoPrimary
- Michigan license
- Washington license
- Emergency medicine, California
- Hawaii license
- Arizona license
- Iowa license
Clinical focus
Dmand AI lists acid reflux, acne, acute diabetes, acute gallbladder or bile duct inflammation, acute gastroduodenitis, acute mini-stroke (TIA), acute sinusitis and acute skin infection among the conditions Dr. Bowhay treats.
Family medicine physicians near Dr. Bowhay
Counts of family 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. Thomas Alan Bowhay billed Medicare for 37,382 services in 2023
CMS data shows 37,382 Medicare services from Dr. Bowhay across 20 procedure codes in 2023. Medicare paid $215,828 for them.
Dr. Bowhay's Medicare services by type, 2022 to 2023
- 2022
- 2023
- Drugs given in the office
- 2022: 41,9962023: 33,71520%
- Office and hospital visits
- 2022: 3,5972023: 2,95318%
- Tests and treatments
- 2022: 4682023: 4298%
- Lab and pathology
- 2022: 1532023: 1511%
- Surgery
- 2022: 1392023: 9234%
- Other services
- 2022: 962023: 4256%
Where Dr. Bowhay's Medicare services took place, 2023
- In an office36,88399%
- In a facility4991%
Dr. Bowhay compared with the California median for family medicine physicians, 2023
- Dr. Bowhay
- California median
- Medicare services
- 37,382vs 246152.0 times
- Part D claims
- 805vs 833Close to median
Medians across 15,349 family medicine physicians in California with Dmand AI profiles that report each measure.
Dr. Bowhay'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.
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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Bowhay and other family medicine physicians in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Thomas Alan Bowhay's patients have a median age of 72
Across all payers, Dmand AI patient panel data puts Dr. Bowhay's median patient age at 72, with 60% women.
Dr. Bowhay's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 72
Patient panel by sex, all payers
- Women60%
- Men40%
Source: Dmand AI Patient Panel Data
Dr. Thomas Alan Bowhay wrote 1,268 Medicare Part D claims in 2024
In 2024, Dr. Bowhay wrote 1,268 Medicare Part D claims for 366 patients. 88% of them were for generic drugs. CMS names the drug for 805 of them, across 28 drugs with 11 or more claims each, at $41,733 in total drug cost. In 2023, CMS named 12,919 claims across 201 drugs.
Dr. Bowhay's Part D claims by kind of drug, 2024
- Generic1,120 claims88%
- Brand-name and other148 claims12%
Dr. Bowhay'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. Bowhay's Part D claims, 2024
- Opioids1%12 of 1,268 claims
- Antibiotics1%13 of 1,268 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: 12,9192024: 80594%
Drugs named by CMS: 28 in 2024, 201 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
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Dr. Thomas Alan Bowhay received $6,697 in industry payments from 2016 to 2024
CMS Open Payments shows 352 general payments to Dr. Bowhay from 37 drug and device companies from 2016 to 2024. Food and beverage make up the largest share, 99% of the total. Novo Nordisk Inc paid the most, $1,205.
General payments to Dr. Bowhay by program year, 2016 to 2024
General payments to Dr. Bowhay by kind, 2016 to 2024
- Food and beverage$6,66299%
- Education$351%
Companies that paid Dr. Bowhay the most, 2016 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Thomas Alan Bowhay graduated from Universidad Autonoma de Guadalajara
Dr. Bowhay graduated from Universidad Autonoma de Guadalajara in 1979.
- Medical school
Source: Dmand AI Professional Profile Data
Dr. Thomas Alan Bowhay accepts plans from 2 insurance carriers
Dr. Bowhay is in network with 2 carriers, including Blue Cross Blue Shield of Massachusetts and HCSC. Medicare plans come from the most carriers, 2. Check the plan with the practice before a visit.
- Blue Cross Blue Shield of Massachusetts
- HCSC
Plan types Dr. Bowhay accepts, by number of carriers
- Medicare2
- PPO2
Source: Dmand AI Insurance Network Data
Sources for Dr. Thomas Alan Bowhay'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) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| Insurance carriers and plan types | Dmand AI Insurance Network 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. Thomas Alan Bowhay
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. Thomas Alan Bowhay's NPI number?
Dr. Thomas Alan Bowhay's NPI number is 1902919665. It was assigned on August 16, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Thomas Alan Bowhay?
Dr. Thomas Alan Bowhay is a family medicine physician in San Andreas, California. The primary specialty in the NPI Registry is Family Medicine Physician (taxonomy code 207Q00000X).
Where does Dr. Thomas Alan Bowhay practice?
Dr. Bowhay practices at 900 Mountain Ranch Road, San Andreas, CA 95249. Dr. Bowhay's primary practice is Golden San Andreas Care Center in San Andreas, California. Dmand AI also links Dr. Bowhay to 1 physician office.
What is Dr. Thomas Alan Bowhay's office phone number?
The practice phone on file for Dr. Bowhay is (209) 754-3823.
What is Dr. Thomas Alan Bowhay's medical license number?
Dr. Bowhay holds Colorado license DR.0026295, one of the licenses on file in 7 states.
Which states has Dr. Thomas Alan Bowhay been licensed in?
Dmand AI has state licenses on file for Dr. Bowhay in Colorado (1984 to 2027), Michigan (since 1984), Washington, California (1988 to 2024), Hawaii (1986 to 1996), Arizona (1986 to 1992) and Iowa (1984 to 1992).
Does Dr. Thomas Alan Bowhay accept Medicare?
Yes. CMS data shows Dr. Bowhay billed Medicare for 37,382 services in 2023.
What services does Dr. Thomas Alan Bowhay bill to Medicare?
In 2023, Dr. Bowhay's most billed Medicare services were injected or infused drug (J1071), office visit, established patient (99213) and injected or infused drug (J3301).
Where did Dr. Thomas Alan Bowhay go to medical school?
Dr. Bowhay graduated from Universidad Autonoma de Guadalajara in 1979.
What drugs does Dr. Thomas Alan Bowhay prescribe most?
In 2024 Medicare Part D data, Dr. Bowhay's most prescribed drugs by claims were Atorvastatin Calcium, Amlodipine Besylate and Lisinopril.
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Has Dr. Thomas Alan Bowhay received payments from drug or device companies?
CMS Open Payments shows $6,697 in general payments to Dr. Bowhay from 37 companies from 2016 to 2024. The largest total came from Novo Nordisk Inc.
How long has Dr. Thomas Alan Bowhay been practicing?
Dr. Bowhay graduated from medical school in 1979, 47 years ago.
What insurance does Dr. Thomas Alan Bowhay accept?
Dr. Bowhay is in network with 2 carriers, including Blue Cross Blue Shield of Massachusetts and HCSC. Medicare plans come from the most carriers, 2. Check the plan with the practice before a visit.
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