Dr. Andrew Theodore Yang, MD

  • Cambridge, MA
  • Internist
NPI1972920007PAC ID0244504140
Medicare services, 2024
91
Medicare patients, 2024
106
Part D claims, 2017
40
MIPS score, 2024
91
Hospital affiliations
2
Practice address
1493 Cambridge Street, Cambridge, MA 02139
Practice phone
Call (617) 665-1000
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

CHA Cambridge Hospital

Hospital · Cambridge, Massachusetts

See all 3 affiliations

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Dr. Andrew Theodore Yang is an internist in Cambridge, Massachusetts

Dr. Yang practices at CHA Cambridge Hospital in Cambridge, Massachusetts, part of Cambridge Health Alliance.

Dr. Yang's NPI, 1972920007, was assigned on March 26, 2014. Dr. Yang holds Massachusetts license 277104.

NPI and contact details
Medicare PAC ID
0244504140
NPI enumeration date
March 26, 2014
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(617) 665-1000
Professional email
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Personal email
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Mobile number
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Sex
Male
Estimated age
38
Medical school graduation
2014

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

Dr. Andrew Theodore Yang practices at CHA Cambridge Hospital in Cambridge, Massachusetts

Dr. Yang's primary practice is CHA Cambridge Hospital, at 1493 Cambridge Street, Cambridge, MA 02139 in Middlesex County. The practice phone is (617) 665-1000.

Source: Dmand AI Affiliation Data

Dr. Andrew Theodore Yang is affiliated with 2 sites of care and 1 medical group

Dr. Yang's primary practice is CHA Cambridge Hospital in Cambridge, Massachusetts, part of Cambridge Health Alliance. Dr. Yang is also affiliated with Massachusetts General Hospital. The medical group on file is Cambridge Health Alliance. Dr. Yang's employer is on file too: a hospital.

See all 3 affiliations for Dr. Yang

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

Dmand AI tracks the EHR system at Dr. Andrew Theodore Yang's practice

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

EHR by site
SiteEHR vendor and product
CHA Cambridge HospitalAvailable with a free account
+1 more affiliated siteAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Andrew Theodore Yang is one of 5,528 internists in Massachusetts

Internal medicine is Dr. Yang's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dmand AI has Dr. Yang's licenses on file in 2 states: Massachusetts and New York.

Specialties and state licenses

  • Internal medicine, MassachusettsPrimaryLicense 277104 · taxonomy 207R00000X
  • New York licenseLicense 290736

Internists near Dr. Yang

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. Andrew Theodore Yang billed Medicare for 91 services in 2024

CMS data shows 91 Medicare services from Dr. Yang across 2 procedure codes in 2024, for 106 Medicare patients. Medicare paid $14,132 for them. Every service was in a facility, such as a hospital, rather than an office.

Medicare services, 202491
Medicare patients106
Paid by Medicare$14,132
Procedure codes2

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

  • 2023
  • 2024
Office and hospital visits
2023: 832024: 9110%

Dr. Yang compared with the Massachusetts median for internists, 2024

  • Dr. Yang
  • Massachusetts median
Medicare services
91vs 43179% below
Medicare patients
106vs 19445% below
Part D claims
40vs 40290% below

Medians across 5,369 internists in Massachusetts with Dmand AI profiles that report each measure.

Dr. Yang'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.

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

Dr. Andrew Theodore Yang treated 106 Medicare patients in 2024, average age 74

CMS counts 106 Medicare patients who saw Dr. Yang in 2024. The largest group is 65 to 74, with 39 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 62% are also on Medicaid. Their average risk score is 2.78, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.

Across all payers, Dmand AI patient panel data puts Dr. Yang's median patient age at 60, with 45% women.

Medicare patients, 2024106
Average age74
Average risk score2.78
Also on Medicaid62%

Dr. Yang's Medicare patients by age, 2024

Dr. Yang's Medicare patients by sex, 2024

  • Women5956%
  • Men4744%

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

  1. High blood pressure75%
  2. High cholesterol75%
  3. Anxiety64%
  4. Mood disorders59%
  5. Depression56%
  6. Chronic kidney disease54%
  7. Ischemic heart disease53%
  8. Arthritis49%

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

Dr. Yang's patients across all payers

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

Patient panel by age, all payers

Median age 60

Patient panel by sex, all payers

  • Women45%
  • Men54%

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

Dr. Andrew Theodore Yang wrote 40 Medicare Part D claims in 2017

In 2017, Dr. Yang wrote 40 Medicare Part D claims. Every claim was for a generic drug. They cover 3 drugs, with $241 in total drug cost. In 2016, CMS named 96 claims across 6 drugs.

Part D claims, 201740
Drugs named by CMS3
Total drug cost$241

Dr. Yang's most prescribed drugs by claims, 2017

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, 2016 to 2017

  • 2016
  • 2017
Claims for drugs CMS names
2016: 962017: 4058%

Drugs named by CMS: 3 in 2017, 6 in 2016.

See all prescribing by Dr. Yang

Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026

Dr. Andrew Theodore Yang scored 91 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 91 out of 100 for Dr. Yang for performance year 2024, reported as part of a group. Dr. Yang accepts Medicare assignment, so Medicare's approved amount is taken as full payment.

Accepts Medicare assignment
Yes

Dr. Yang's MIPS scores, performance year 2024

  • 91of 100Final score
  • 77.5of 100Quality
  • 100of 100Promoting Interoperability
  • 40of 100Improvement Activities
  • 77of 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 Dr. Andrew Theodore Yang'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 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)
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 Dr. Andrew Theodore Yang

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. Andrew Theodore Yang's NPI number?

Dr. Andrew Theodore Yang's NPI number is 1972920007. It was assigned on March 26, 2014, and it is active in the NPI Registry.

What kind of doctor is Dr. Andrew Theodore Yang?

Dr. Andrew Theodore Yang is an internist in Cambridge, Massachusetts. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).

Where does Dr. Andrew Theodore Yang practice?

Dr. Yang practices at 1493 Cambridge Street, Cambridge, MA 02139. Dr. Yang's primary practice is CHA Cambridge Hospital in Cambridge, Massachusetts, part of Cambridge Health Alliance.

What is Dr. Andrew Theodore Yang's office phone number?

The practice phone on file for Dr. Yang is (617) 665-1000.

What is Dr. Andrew Theodore Yang's medical license number?

Dr. Yang holds Massachusetts license 277104, one of the licenses on file in 2 states.

Which states has Dr. Andrew Theodore Yang been licensed in?

Dmand AI has state licenses on file for Dr. Yang in Massachusetts and New York.

Which hospitals is Dr. Andrew Theodore Yang affiliated with?

Dr. Yang practices at CHA Cambridge Hospital in Cambridge, Massachusetts. Dr. Yang is also affiliated with Massachusetts General Hospital.

What medical group is Dr. Andrew Theodore Yang part of?

Dr. Yang is linked to Cambridge Health Alliance.

Does Dr. Andrew Theodore Yang accept Medicare?

Yes. CMS data shows Dr. Yang billed Medicare for 91 services in 2024, and Dr. Yang accepts Medicare assignment.

What is Dr. Andrew Theodore Yang's MIPS score?

Dr. Yang's MIPS final score for performance year 2024 is 91 out of 100, reported as part of a group.

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How many Medicare patients does Dr. Andrew Theodore Yang see?

CMS counts 106 Medicare patients who saw Dr. Yang in 2024, with an average age of 74.

What services does Dr. Andrew Theodore Yang bill to Medicare?

In 2024, Dr. Yang's most billed Medicare services were hospital inpatient care (99223) and critical care (99291).

What drugs does Dr. Andrew Theodore Yang prescribe most?

In 2017 Medicare Part D data, Dr. Yang's most prescribed drugs by claims were Atorvastatin Calcium, Simvastatin and Lisinopril.

How long has Dr. Andrew Theodore Yang been practicing?

Dr. Yang graduated from medical school in 2014, 12 years ago.

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