Theresa Anderson Wittenberg, PA-C

  • Stanford, CA
  • Physician assistant
NPI1932179777PAC ID6901880723
Medicare patients, 2024
45
Part D claims, 2024
49
MIPS score, 2024
89
Hospital affiliations
2
Medical groups
4
Practice address
300 Pasteur Drive, Stanford, CA 94305
Practice phone
Call (650) 723-4000
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Stanford Hospital at 300 Pasteur Drive

Hospital · Stanford, California

See all 6 affiliations

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Theresa Anderson Wittenberg is a physician assistant in Stanford, California

Theresa Wittenberg practices at Stanford Hospital at 300 Pasteur Drive in Stanford, California, part of Stanford University.

Theresa Wittenberg's NPI, 1932179777, was assigned on January 24, 2006. Theresa Wittenberg holds California license 52712.

NPI and contact details
Medicare PAC ID
6901880723
NPI enumeration date
January 24, 2006
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Practice phone
(650) 723-4000
Professional email
Get email
Personal email
Get email
Mobile number
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Sex
Female
Estimated age
54
Medical school graduation
1998

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

Theresa Anderson Wittenberg practices at Stanford Hospital at 300 Pasteur Drive in Stanford, California

Theresa Wittenberg's primary practice is Stanford Hospital at 300 Pasteur Drive, at 300 Pasteur Drive, Stanford, CA 94305 in Santa Clara County. The practice phone is (650) 723-4000.

Source: Dmand AI Affiliation Data

Theresa Anderson Wittenberg is affiliated with 2 sites of care and 4 medical groups

Theresa Wittenberg's primary practice is Stanford Hospital at 300 Pasteur Drive in Stanford, California, part of Stanford University. The medical group on file is Stanford Health Care. Dmand AI also links Theresa Wittenberg to 1 more hospital and 3 medical groups, each named with a free account.

See all 6 affiliations for Theresa Wittenberg

Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Theresa Anderson Wittenberg's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Theresa Wittenberg practices, 2 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Stanford Hospital at 300 Pasteur DriveAvailable with a free account
+1 more site and 3 medical groupsAvailable with a free account

Source: Dmand AI Technology Install Data

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Theresa Anderson Wittenberg is one of 11,482 physician assistants in California

Physician assistant is Theresa Wittenberg's primary specialty in the NPI Registry, under taxonomy code 363A00000X. Theresa Wittenberg is licensed in California.

Specialties and state licenses

  • Physician assistant, CaliforniaPrimaryLicense 52712 · taxonomy 363A00000X

Physician assistants near Theresa Wittenberg

Counts of physician assistants 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

Theresa Anderson Wittenberg treated 45 Medicare patients in 2024, average age 73

CMS counts 45 Medicare patients who saw Theresa Wittenberg in 2024. The largest group is 65 to 74, with 25 patients. 73% of them have high blood pressure, and 62% have high cholesterol. Their average risk score is 2.33, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.

Across all payers, Dmand AI patient panel data puts Theresa Wittenberg's median patient age at 62, with 59% women.

Medicare patients, 202445
Average age73
Average risk score2.33

Theresa Wittenberg's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Theresa Wittenberg's Medicare patients by sex, 2024

  • Women2964%
  • Men1636%

Chronic conditions among Theresa Wittenberg's Medicare patients, 2024

  1. High blood pressure73%
  2. High cholesterol62%
  3. Cancer36%
  4. Ischemic heart disease33%
  5. Arthritis29%
  6. Diabetes29%
  7. Chronic kidney disease24%

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

Theresa Wittenberg's patients across all payers

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

Patient panel by age, all payers

Median age 62

Patient panel by sex, all payers

  • Women59%
  • Men39%

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

Theresa Anderson Wittenberg wrote 49 Medicare Part D claims in 2024

In 2024, Theresa Wittenberg wrote 49 Medicare Part D claims for 17 patients. 82% of them were for generic drugs.

Part D claims, 202449
Part D patients17

Theresa Wittenberg's Part D claims by kind of drug, 2024

  • Generic40 claims82%
  • Brand-name and other9 claims18%

Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data

Theresa Anderson Wittenberg scored 89 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 89 out of 100 for Theresa Wittenberg for performance year 2024, reported as part of a group. Theresa Wittenberg accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Theresa Wittenberg as offering telehealth.

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Theresa Wittenberg's MIPS scores, performance year 2024

  • 89of 100Final score
  • 87.1of 100Quality
  • 100of 100Promoting Interoperability
  • 40of 100Improvement Activities
  • 70of 100Cost

Each score is out of 100. The final score weighs the categories CMS scored for this clinician.

Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026

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Sources for Theresa Anderson Wittenberg'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 phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand AI Affiliation DataDmand AI Org Hierarchy Data
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 (CMS) (opens in a new tab)
MIPS scores, telehealth, assignment and procedure percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)
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 Theresa Anderson Wittenberg

Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.

What is Theresa Anderson Wittenberg's NPI number?

Theresa Anderson Wittenberg's NPI number is 1932179777. It was assigned on January 24, 2006, and it is active in the NPI Registry.

What does Theresa Anderson Wittenberg specialize in?

Theresa Anderson Wittenberg is a physician assistant in Stanford, California. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).

Where does Theresa Anderson Wittenberg practice?

Theresa Wittenberg practices at 300 Pasteur Drive, Stanford, CA 94305. Theresa Wittenberg's primary practice is Stanford Hospital at 300 Pasteur Drive in Stanford, California, part of Stanford University. Dmand AI also links Theresa Wittenberg to 1 hospital and 3 medical groups.

What is Theresa Anderson Wittenberg's office phone number?

The practice phone on file for Theresa Wittenberg is (650) 723-4000.

What is Theresa Anderson Wittenberg's medical license number?

Theresa Wittenberg holds California license 52712.

Which hospitals is Theresa Anderson Wittenberg affiliated with?

Theresa Wittenberg practices at Stanford Hospital at 300 Pasteur Drive in Stanford, California. Dmand AI links Theresa Wittenberg to 1 more hospital.

What medical group is Theresa Anderson Wittenberg part of?

Theresa Wittenberg is linked to Stanford Health Care. Dmand AI links Theresa Wittenberg to 3 more medical groups.

Does Theresa Anderson Wittenberg accept Medicare?

Yes. CMS lists Theresa Wittenberg as accepting Medicare assignment.

Does Theresa Anderson Wittenberg offer telehealth?

Yes. The CMS Doctors and Clinicians file lists Theresa Wittenberg as offering telehealth services.

What is Theresa Anderson Wittenberg's MIPS score?

Theresa Wittenberg's MIPS final score for performance year 2024 is 89 out of 100, reported as part of a group.

How many Medicare patients does Theresa Anderson Wittenberg see?

CMS counts 45 Medicare patients who saw Theresa Wittenberg in 2024, with an average age of 73.

How long has Theresa Anderson Wittenberg been practicing?

Theresa Wittenberg graduated from medical school in 1998, 28 years ago.

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