Dr. Stella S. Thalhamer, MD
- Medicare services, 2024
- 1,255
- Medicare patients, 2024
- 474
- Part D claims, 2024
- 7,722
- Hospital affiliations
- 4
- Industry payments
- $76
- Practice address
- 3425 Ensign NE Rd, Olympia, WA 98506
- Practice phone
- Call (360) 793-7230
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Providence Medical Group Southwest Washington
Olympia, Washington
Find Dr. Thalhamer'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. Stella S. Thalhamer is an internist in Olympia, Washington
Dr. Thalhamer practices at Providence Medical Group Southwest Washington in Olympia, Washington.
Dr. Thalhamer's NPI, 1366531329, was assigned on October 11, 2006. Dr. Thalhamer holds Washington license MD00044353.
- NPI
- 1366531329NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9436109972
- NPI enumeration date
- October 11, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (360) 793-7230
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 63
- Medical school graduation
- 1989
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Stella S. Thalhamer practices at Providence Medical Group Southwest Washington in Olympia, Washington
Dr. Thalhamer's primary practice is Providence Medical Group Southwest Washington, at 3425 Ensign NE Rd, Olympia, WA 98506 in Thurston County. The practice phone is (360) 793-7230.
- Providence Medical Group Southwest Washington3425 Ensign NE Rd, Olympia, WA 98506 · Thurston CountyPhone(360) 793-7230
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Stella S. Thalhamer is affiliated with 9 sites of care and 1 medical group
Dr. Thalhamer's primary practice is Providence Medical Group Southwest Washington in Olympia, Washington. Dr. Thalhamer is also affiliated with Providence St. Peter Hospital. The medical group on file is Providence Medical Group - South Puget Sound (Olympia). Dmand AI also links Dr. Thalhamer to 3 more hospitals, 3 home health agencies and 1 group practice or clinic, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Stella S. Thalhamer's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Thalhamer practices, 8 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Providence Medical Group Southwest Washington | Available with a free account |
| +8 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across each health system and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Stella S. Thalhamer is one of 2,689 internists in Washington
Internal medicine is Dr. Thalhamer's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Thalhamer is licensed in Washington.
Specialties and state licenses
- Internal medicine, WashingtonPrimary
Internists near Dr. Thalhamer
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. Stella S. Thalhamer billed Medicare for 1,255 services in 2024
CMS data shows 1,255 Medicare services from Dr. Thalhamer across 11 procedure codes in 2024, for 474 Medicare patients. Medicare paid $99,837 for them. Every service was in an office.
Dr. Thalhamer's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1,0522024: 1,0322%
- Other services
- 2023: 2972024: 22325%
- Tests and treatments
- 2023: 682024: 0100%
Dr. Thalhamer compared with the Washington median for internists, 2024
- Dr. Thalhamer
- Washington median
- Medicare services
- 1,255vs 3643.4 times
- Medicare patients
- 474vs 1652.9 times
- Part D claims
- 7,028vs 18238.6 times
Medians across 2,604 internists in Washington with Dmand AI profiles that report each measure.
Dr. Thalhamer'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.
Need commercial claims for Dr. Thalhamer?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Thalhamer and other internists in Washington.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Stella S. Thalhamer treated 474 Medicare patients in 2024, average age 76
CMS counts 474 Medicare patients who saw Dr. Thalhamer in 2024. The largest group is 75 to 84, with 214 patients. 75% of them have high cholesterol, and 67% have high blood pressure. 5% are also on Medicaid. Their average risk score is 1.18, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Thalhamer's median patient age at 75, with 68% women.
Dr. Thalhamer's Medicare patients by age, 2024
Dr. Thalhamer's Medicare patients by sex, 2024
- Women31065%
- Men16435%
Chronic conditions among Dr. Thalhamer's Medicare patients, 2024
- High cholesterol75%
- High blood pressure67%
- Arthritis39%
- Diabetes27%
- Chronic kidney disease25%
- Osteoporosis23%
- Mood disorders22%
- Ischemic heart disease20%
Share of Medicare patients with each condition. A patient can have several.
Dr. Thalhamer's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 75
Patient panel by sex, all payers
- Women68%
- Men31%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Stella S. Thalhamer wrote 7,722 Medicare Part D claims in 2024
In 2024, Dr. Thalhamer wrote 7,722 Medicare Part D claims for 606 patients. 87% of them were for generic drugs. CMS names the drug for 7,028 of them, across 103 drugs with 11 or more claims each, at $601,569 in total drug cost. In 2023, CMS named 6,351 claims across 100 drugs.
Dr. Thalhamer's Part D claims by kind of drug, 2024
- Generic6,742 claims87%
- Brand-name880 claims11%
- Other100 claims1%
Dr. Thalhamer'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. Thalhamer's Part D claims, 2024
- Opioids0%14 of 7,722 claims
- Antibiotics1%41 of 7,722 claims
- Antipsychotics, patients 65 and over0%31 of 7,722 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: 6,3512024: 7,02811%
Drugs named by CMS: 103 in 2024, 100 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. Stella S. Thalhamer offers telehealth to Medicare patients
Dr. Thalhamer accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Thalhamer as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Removal of skin lesions: 1 to 10 procedures (CMS shows small counts as a range)
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
For MedTech and pharma teams
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Dr. Stella S. Thalhamer received $76 in industry payments in 2018
CMS Open Payments shows 1 general payment to Dr. Thalhamer from 1 drug or device company in 2018. Food and beverage make up the largest share, 100% of the total. Merck Sharp & Dohme Corporation paid the most, $76.
Companies that paid Dr. Thalhamer the most, 2018 to 2018
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Stella S. Thalhamer'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 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)Doctors and Clinicians Utilization Data (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. Stella S. Thalhamer
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. Stella S. Thalhamer's NPI number?
Dr. Stella S. Thalhamer's NPI number is 1366531329. It was assigned on October 11, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Stella S. Thalhamer?
Dr. Stella S. Thalhamer is an internist in Olympia, Washington. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Stella S. Thalhamer practice?
Dr. Thalhamer practices at 3425 Ensign NE Rd, Olympia, WA 98506. Dr. Thalhamer's primary practice is Providence Medical Group Southwest Washington in Olympia, Washington. Dmand AI also links Dr. Thalhamer to 3 hospitals, 3 home health agencies and 1 group practice or clinic.
What is Dr. Stella S. Thalhamer's office phone number?
The practice phone on file for Dr. Thalhamer is (360) 793-7230.
What is Dr. Stella S. Thalhamer's medical license number?
Dr. Thalhamer holds Washington license MD00044353.
Which hospitals is Dr. Stella S. Thalhamer affiliated with?
Dr. Thalhamer is affiliated with Providence St. Peter Hospital. Dmand AI links Dr. Thalhamer to 3 more hospitals.
What medical group is Dr. Stella S. Thalhamer part of?
Dr. Thalhamer is linked to Providence Medical Group - South Puget Sound (Olympia).
Does Dr. Stella S. Thalhamer accept Medicare?
Yes. CMS data shows Dr. Thalhamer billed Medicare for 1,255 services in 2024, and Dr. Thalhamer accepts Medicare assignment.
Does Dr. Stella S. Thalhamer offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Thalhamer as offering telehealth services.
How many Medicare patients does Dr. Stella S. Thalhamer see?
CMS counts 474 Medicare patients who saw Dr. Thalhamer in 2024, with an average age of 76.
Show 4 more questionsShow fewer questions
What services does Dr. Stella S. Thalhamer bill to Medicare?
In 2024, Dr. Thalhamer's most billed Medicare services were office visit, established patient (99214), medicare service (G0439) and care management and other visits (99454).
What drugs does Dr. Stella S. Thalhamer prescribe most?
In 2024 Medicare Part D data, Dr. Thalhamer's most prescribed drugs by claims were Atorvastatin Calcium, Levothyroxine Sodium and Lisinopril.
Has Dr. Stella S. Thalhamer received payments from drug or device companies?
CMS Open Payments shows $76 in general payments to Dr. Thalhamer from 1 company from 2018 to 2018. The largest total came from Merck Sharp & Dohme Corporation.
How long has Dr. Stella S. Thalhamer been practicing?
Dr. Thalhamer graduated from medical school in 1989, 37 years ago.
Selling to internal medicine practices?
See internists in Washington by site of care and group
Find the practices, groups and hospitals they work with, and the right people to contact at each.
- 30 days free
- Self-serve
- No credit card