Dr. Robert C. Hartmann, MD

  • Jackson, CA
  • Internist
NPI1922019017PAC ID3678604527
Medicare services, 2024
191
Medicare patients, 2024
162
Part D claims, 2024
322
Publications
22
Hospital affiliations
2
Practice address
815 Court St, Jackson, CA 95642
Practice phone
Call (800) 470-0071
Professional email
Get professional email
Personal email
Get personal email
Mobile number
Get mobile number
Social profiles

Primary practice

Sutter Valley Medical Foundation

Jackson, California

See all 5 affiliations

Find Dr. Hartmann'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.

View contacts for free

Dr. Robert C. Hartmann is an internist in Jackson, California

Dr. Hartmann practices at Sutter Valley Medical Foundation in Jackson, California.

Dr. Hartmann's NPI, 1922019017, was assigned on August 11, 2006. Dr. Hartmann graduated from Vanderbilt University School Of Medicine in 1975. Dr. Hartmann holds California license C42503.

NPI and contact details
Medicare PAC ID
3678604527
NPI enumeration date
August 11, 2006
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Practice phone
(800) 470-0071
Professional email
Get email
Personal email
Get email
Mobile number
Get number
Sex
Male
Estimated age
77
Medical school graduation
1975

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)

Dr. Robert C. Hartmann practices at Sutter Valley Medical Foundation in Jackson, California

Dr. Hartmann's primary practice is Sutter Valley Medical Foundation, at 815 Court St, Jackson, CA 95642 in Amador County. The practice phone is (800) 470-0071.

  • Sutter Valley Medical Foundation
    815 Court St, Jackson, CA 95642 · Amador CountyPhone(800) 470-0071

Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data

Dr. Robert C. Hartmann is affiliated with 4 sites of care and 1 medical group

Dr. Hartmann's primary practice is Sutter Valley Medical Foundation in Jackson, California. Dr. Hartmann is also affiliated with Sutter Amador Hospital. The medical group on file is SGMF Radiology. Dmand AI also links Dr. Hartmann to 1 more hospital and 1 group practice or clinic, each named with a free account.

See all 5 affiliations for Dr. Hartmann

Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data

Dmand AI tracks the EHR system at Dr. Robert C. Hartmann's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Hartmann practices, 3 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Sutter Valley Medical FoundationAvailable with a free account
+3 more affiliated sitesAvailable with a free account

Source: Dmand AI Technology Install Data

For health IT teams

See the EHR and IT leaders at every site where Dr. Hartmann practices

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. Robert C. Hartmann is one of 16,751 internists in California

Internal medicine is Dr. Hartmann's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Hartmann is board certified in internal medicine by the American Board of Internal Medicine. Dmand AI has Dr. Hartmann's licenses on file in 4 states: California, North Carolina, Wisconsin and Tennessee.

Specialties and state licenses

  • Internal medicine, CaliforniaPrimaryLicense C42503 · 1988 to 2026 · taxonomy 207R00000X
  • North Carolina license1975 to 2002
  • Wisconsin license1982 to 1989
  • Tennessee license1978 to 1988

Clinical focus

Dmand AI lists acid reflux, acute mini-stroke (TIA), acute skin infection, alcohol use disorders, anxiety, arthritis, atrial fibrillation and flutter and bladder disease among the conditions Dr. Hartmann treats.

Internists near Dr. Hartmann

Counts of internists with a Dmand AI profile, by place and practice. Each opens the list.

16,751internists in California
9internists in Jackson

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks

Dr. Robert C. Hartmann billed Medicare for 191 services in 2024

CMS data shows 191 Medicare services from Dr. Hartmann across 2 procedure codes in 2024, all of them office visits, for 162 Medicare patients. Medicare paid $13,598 for them. Every service was in an office.

Medicare services, 2024191
Medicare patients162
Paid by Medicare$13,598
Procedure codes2

Dr. Hartmann's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Office and hospital visits
2023: 1832024: 1914%
Tests and treatments
2023: 232024: 0100%
Other services
2023: 282024: 0100%

Dr. Hartmann compared with the California median for internists, 2024

  • Dr. Hartmann
  • California median
Medicare services
191vs 36147% below
Medicare patients
162vs 1517% above
Part D claims
100vs 42176% below

Medians across 15,815 internists in California with Dmand AI profiles that report each measure.

Dr. Hartmann'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.

See all procedures by Dr. Hartmann

Need commercial claims for Dr. Hartmann?

Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Hartmann and other internists in California.

Book a meeting

Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Dr. Robert C. Hartmann treated 162 Medicare patients in 2024, average age 75

CMS counts 162 Medicare patients who saw Dr. Hartmann in 2024. The largest group is 65 to 74, with 64 patients. 70% of them have high blood pressure, and 64% have high cholesterol. 16% are also on Medicaid. Their average risk score is 1.25, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Hartmann's median patient age at 76, with 47% women.

Medicare patients, 2024162
Average age75
Average risk score1.25
Also on Medicaid16%

Dr. Hartmann's Medicare patients by age, 2024

Dr. Hartmann's Medicare patients by sex, 2024

  • Women10062%
  • Men6238%

Chronic conditions among Dr. Hartmann's Medicare patients, 2024

  1. High blood pressure70%
  2. High cholesterol64%
  3. Arthritis47%
  4. Diabetes34%
  5. Chronic kidney disease28%
  6. Mood disorders27%
  7. Anxiety25%
  8. Atrial fibrillation23%

Share of Medicare patients with each condition. A patient can have several.

Dr. Hartmann's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 76

Patient panel by sex, all payers

  • Women47%
  • Men53%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Dr. Robert C. Hartmann wrote 322 Medicare Part D claims in 2024

In 2024, Dr. Hartmann wrote 322 Medicare Part D claims for 105 patients. 90% of them were for generic drugs. CMS names the drug for 100 of them, across 7 drugs with 11 or more claims each, at $11,010 in total drug cost. In 2023, CMS named 231 claims across 14 drugs.

Part D claims, 2024322
Drugs named by CMS7
Total drug cost$11,010
Part D patients105

Dr. Hartmann's Part D claims by kind of drug, 2024

  • Generic289 claims90%
  • Brand-name and other33 claims10%

Dr. Hartmann'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.

Part D claims for drugs CMS names, 2023 to 2024

  • 2023
  • 2024
Claims for drugs CMS names
2023: 2312024: 10057%

Drugs named by CMS: 7 in 2024, 14 in 2023.

See all prescribing by Dr. Hartmann

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. Robert C. Hartmann offers telehealth to Medicare patients

Dr. Hartmann accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Hartmann 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

Find internists like Dr. Hartmann by procedure volume and prescribing

Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.

Dr. Robert C. Hartmann has 22 publications on record

Dmand AI links 22 papers to Dr. Hartmann, published from 2012 to 2015. The most frequent topics are Hemoglobinuria, Paroxysmal, Erythrocytes and Hemolysis. Dr. Hartmann has published most often in Blood. Dr. Hartmann's most frequent co-authors are Michael J. Frank, MD and Mike K. Liang, MD.

Papers22
Years published2012 to 2015

Dr. Hartmann's papers by year, 2012 to 2015

Topics Dr. Hartmann writes about most

  • Hemoglobinuria, Paroxysmal
  • Erythrocytes
  • Hemolysis
  • Acetylcholinesterase
  • Blood Transfusion
  • Electrons
  • Hematocrit
  • Lasers

Dr. Hartmann's most frequent co-authors

Recent publications by Dr. Hartmann

See all 22 publications and co-authors

See who Dr. Hartmann researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Hartmann works with, so you can find a warm path to the right internists.

How network discovery works

Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage

Dr. Robert C. Hartmann received $36 in industry payments from 2017 to 2018

CMS Open Payments shows 2 general payments to Dr. Hartmann from 2 drug and device companies from 2017 to 2018. Food and beverage make up the largest share, 100% of the total. KCI USA, Inc. paid the most, $20.

General payments to Dr. Hartmann by program year, 2017 to 2018

Companies that paid Dr. Hartmann the most, 2017 to 2018

Share is of all general payments to this clinician.

See all payments to Dr. Hartmann

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Dr. Robert C. Hartmann graduated from Vanderbilt University School Of Medicine

Dr. Hartmann graduated from Vanderbilt University School Of Medicine in 1975.

  1. Medical schoolVanderbilt University School Of Medicine
  2. Board certified in internal medicineAmerican Board of Internal Medicine

Source: Dmand AI Professional Profile Data

Dr. Robert C. Hartmann accepts plans from 13 insurance carriers

Dr. Hartmann is in network with 13 carriers, including Elevance, Aetna and United Healthcare. PPO plans come from the most carriers, 9. Check the plan with the practice before a visit.

  • Elevance
  • Aetna
  • United Healthcare
  • HCSC
  • Blue Cross Blue Shield of Massachusetts
  • Blue Cross Blue Shield of Michigan
  • Regence Health Plans
  • Alliant Health Plans
  • +5 more carriersWith a free account

Plan types Dr. Hartmann accepts, by number of carriers

  1. PPO9
  2. Medicare7
  3. HMO6
  4. EPO4
  5. POS3
  6. Medicaid1

Source: Dmand AI Insurance Network Data

Sources for Dr. Robert C. Hartmann's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data
Primary practice, affiliations and health systemNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
Part D prescribingMedicare 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 percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab)
Publications, topics and co-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Training, board certification and membershipsDmand AI Professional Profile Data
Insurance carriers and plan typesDmand AI Insurance Network Data
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Dr. Robert C. Hartmann

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. Robert C. Hartmann's NPI number?

Dr. Robert C. Hartmann's NPI number is 1922019017. It was assigned on August 11, 2006, and it is active in the NPI Registry.

What kind of doctor is Dr. Robert C. Hartmann?

Dr. Robert C. Hartmann is an internist in Jackson, California. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).

Where does Dr. Robert C. Hartmann practice?

Dr. Hartmann practices at 815 Court St, Jackson, CA 95642. Dr. Hartmann's primary practice is Sutter Valley Medical Foundation in Jackson, California. Dmand AI also links Dr. Hartmann to 1 hospital and 1 group practice or clinic.

What is Dr. Robert C. Hartmann's office phone number?

The practice phone on file for Dr. Hartmann is (800) 470-0071.

What is Dr. Robert C. Hartmann's medical license number?

Dr. Hartmann holds California license C42503, one of the licenses on file in 4 states.

Which states has Dr. Robert C. Hartmann been licensed in?

Dmand AI has state licenses on file for Dr. Hartmann in California (1988 to 2026), North Carolina (1975 to 2002), Wisconsin (1982 to 1989) and Tennessee (1978 to 1988).

Which hospitals is Dr. Robert C. Hartmann affiliated with?

Dr. Hartmann is affiliated with Sutter Amador Hospital. Dmand AI links Dr. Hartmann to 1 more hospital.

What medical group is Dr. Robert C. Hartmann part of?

Dr. Hartmann is linked to SGMF Radiology.

Does Dr. Robert C. Hartmann accept Medicare?

Yes. CMS data shows Dr. Hartmann billed Medicare for 191 services in 2024, and Dr. Hartmann accepts Medicare assignment.

Does Dr. Robert C. Hartmann offer telehealth?

Yes. The CMS Doctors and Clinicians file lists Dr. Hartmann as offering telehealth services.

Show 10 more questionsShow fewer questions

How many Medicare patients does Dr. Robert C. Hartmann see?

CMS counts 162 Medicare patients who saw Dr. Hartmann in 2024, with an average age of 75.

Is Dr. Robert C. Hartmann board certified?

Yes. Dr. Hartmann is board certified in internal medicine by the American Board of Internal Medicine.

What services does Dr. Robert C. Hartmann bill to Medicare?

In 2024, Dr. Hartmann's most billed Medicare services were office visit, established patient (99214) and office visit, established patient (99213).

Where did Dr. Robert C. Hartmann go to medical school?

Dr. Hartmann graduated from Vanderbilt University School Of Medicine in 1975.

What drugs does Dr. Robert C. Hartmann prescribe most?

In 2024 Medicare Part D data, Dr. Hartmann's most prescribed drugs by claims were Atorvastatin Calcium, Levothyroxine Sodium and Lisinopril.

Has Dr. Robert C. Hartmann received payments from drug or device companies?

CMS Open Payments shows $36 in general payments to Dr. Hartmann from 2 companies from 2017 to 2018. The largest total came from KCI USA, Inc.

How long has Dr. Robert C. Hartmann been practicing?

Dr. Hartmann graduated from medical school in 1975, 51 years ago.

Does Dr. Robert C. Hartmann do research?

Dmand AI links 22 publications to Dr. Hartmann, published from 2012 to 2015.

Who does Dr. Robert C. Hartmann publish with?

Dr. Hartmann's most frequent co-authors are Michael J. Frank, MD (1 shared paper) and Mike K. Liang, MD (1 shared paper).

What insurance does Dr. Robert C. Hartmann accept?

Dr. Hartmann is in network with 13 carriers, including Elevance, Aetna and United Healthcare. PPO plans come from the most carriers, 9. Check the plan with the practice before a visit.

Selling to internal medicine practices?

See internists in California 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

Cookie settings

Turn each category on or off. Your choice is kept for 12 months and you can change it here at any time.

Necessary

Always on. Sign-in, security, downloads you asked for, your cookie choice, and the page that led to a signup.

View cookies (6)
  • dm_consentDmand AI. Your cookie choices and whether your browser sent a Global Privacy Control signal. 12 months.
  • dm_ft, dm_ltDmand AI. The first and the latest page you arrived on, with the date, so a signup is credited to the page that worked. 90 days, 30 days.
  • dm_fs, dm_lsDmand AI. The first and the latest source of a visit (a search engine, a campaign or the site that linked here). 90 days, 30 days.
  • dm_dl, dm_dl_okDmand AI. After you give an email address for a download, lets you download files without being asked again. 30 days.
  • Session and CSRF cookiesDmand AI (app.dmand.ai). Sign-in and form protection in the application. Session.
  • __cf_bm, cf_clearanceCloudflare. Tells people from automated traffic and keeps the site available. 30 minutes; cf_clearance while a security check is valid.

Analytics

On unless you turn it off. How pages are used, in aggregate, and recordings of how pages are used.

View cookies (6)
  • Google Tag ManagerGoogle. Loads the analytics and marketing tags that are on. Sets no cookie of its own and does not load when both categories are off. n/a.
  • _ga, _ga_<container-id>Google Analytics 4. Visits and page views in aggregate on dmand.ai. 2 years.
  • _clck, _clskMicrosoft Clarity. Recordings and heatmaps of how pages are used, with form fields masked. 1 year, 1 day.
  • CLID, MUID, ANONCHK, MR, SMMicrosoft (clarity.ms). Set by Microsoft when Clarity loads, to recognize a browser across sites that use Clarity. Up to 1 year.
  • None (cookieless)Ahrefs Analytics. Page views in aggregate. n/a.
  • ph_<project>_posthogPostHog. Product usage, errors and performance in app.dmand.ai, used to fix bugs and improve features. 365 days.

Marketing

On unless you turn it off, and always off when your browser sends a Global Privacy Control signal. A visitor identification service tells our sales team which companies and people visit.

View cookies (6)
  • _reb2buid, _reb2butkRB2B. Recognizes a returning browser for visitor identification. 360 days, 1 year.
  • _reb2bgeoRB2B. The location used to decide whether a visit can be identified. 20 days.
  • _reb2brefRB2B. The page or site that referred the visit. 15 days.
  • _reb2bfxf, _reb2btd, _reb2bliRB2B. Links the visit to an identified business profile. 1 month.
  • _reb2bresolveRB2B. Holds a match while it is being resolved. 2 days.
  • _reb2sessionID, _reb2bloadedRB2B. The current visit, and a guard against loading the script twice. 30 minutes, 1 second.

Functional

On unless you turn it off. Remembers choices such as a collapsed section.

View cookies (none today)