Dr. Peter K. Olds, MD
- Medicare services, 2024
- 308
- Medicare patients, 2024
- 163
- Part D claims, 2024
- 26
- Hospital affiliations
- 3
- Medical groups
- 4
- Practice address
- 55 Fruit Street, Boston, MA 02114
- Practice phone
- Call (617) 726-2000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Olds' professional email, personal email and mobile number
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Dr. Peter K. Olds is an internist in Boston, Massachusetts
Dr. Olds practices at Massachusetts General Hospital in Boston, Massachusetts, part of Mass General Brigham.
Dr. Olds' NPI, 1841603263, was assigned on June 3, 2014. Dr. Olds graduated from Harvard Medical School in 2014. Dr. Olds holds Massachusetts license 268910.
- NPI
- 1841603263NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0446479570
- NPI enumeration date
- June 3, 2014
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (617) 726-2000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- 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. Peter K. Olds practices at Massachusetts General Hospital in Boston, Massachusetts
Dr. Olds' primary practice is Massachusetts General Hospital, at 55 Fruit Street, Boston, MA 02114 in Suffolk County. The practice phone is (617) 726-2000.
- Massachusetts General Hospital55 Fruit Street, Boston, MA 02114 · Suffolk CountyPhone(617) 726-2000
Source: Dmand AI Affiliation Data
Dr. Peter K. Olds is affiliated with 4 sites of care and 4 medical groups
Dr. Olds' primary practice is Massachusetts General Hospital in Boston, Massachusetts, part of Mass General Brigham. Dr. Olds is also affiliated with Brigham and Women's Hospital. The medical group on file is Massachusetts General Physicians Organization (MGPO). Dmand AI also links Dr. Olds to 1 more hospital, 3 medical groups and 1 community health center, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Peter K. Olds' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Olds practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Massachusetts General Hospital | Available with a free account |
| +3 more sites and 3 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Peter K. Olds is one of 5,528 internists in Massachusetts
Internal medicine is Dr. Olds' primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Olds is licensed in Massachusetts.
Specialties and state licenses
- Internal medicine, MassachusettsPrimary
Internists near Dr. Olds
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. Peter K. Olds billed Medicare for 308 services in 2024
CMS data shows 308 Medicare services from Dr. Olds across 4 procedure codes in 2024, for 163 Medicare patients. Medicare paid $29,827 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Olds' Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 672024: 308360%
Dr. Olds compared with the Massachusetts median for internists, 2024
- Dr. Olds
- Massachusetts median
- Medicare services
- 308vs 43129% below
- Medicare patients
- 163vs 19416% below
Medians across 5,369 internists in Massachusetts with Dmand AI profiles that report each measure.
Dr. Olds' 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. Olds?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Olds and other internists in Massachusetts.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Peter K. Olds treated 163 Medicare patients in 2024, average age 76
CMS counts 163 Medicare patients who saw Dr. Olds in 2024. The largest group is 75 to 84, with 57 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 46% are also on Medicaid. Their average risk score is 2.97, 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. Olds' median patient age at 76, with 51% women.
Dr. Olds' Medicare patients by age, 2024
Dr. Olds' Medicare patients by sex, 2024
- Women8351%
- Men8049%
Chronic conditions among Dr. Olds' Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Chronic kidney disease66%
- Ischemic heart disease62%
- Heart failure60%
- Arthritis58%
- Anxiety56%
- Mood disorders56%
Share of Medicare patients with each condition. A patient can have several.
Dr. Olds' 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
- Women51%
- Men49%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Peter K. Olds wrote 26 Medicare Part D claims in 2024
In 2024, Dr. Olds wrote 26 Medicare Part D claims. 85% of them were for generic drugs.
Dr. Olds' Part D claims by kind of drug, 2024
- Generic22 claims85%
- Brand-name and other4 claims15%
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Dr. Peter K. Olds takes part in Medicare
Dr. Olds accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Peter K. Olds graduated from Harvard Medical School
Dr. Olds graduated from Harvard Medical School in 2014.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Peter K. Olds'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 DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | 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) |
| Training, board certification and memberships | Dmand AI Professional Profile 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. Peter K. Olds
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. Peter K. Olds' NPI number?
Dr. Peter K. Olds' NPI number is 1841603263. It was assigned on June 3, 2014, and it is active in the NPI Registry.
What kind of doctor is Dr. Peter K. Olds?
Dr. Peter K. Olds is an internist in Boston, Massachusetts. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Peter K. Olds practice?
Dr. Olds practices at 55 Fruit Street, Boston, MA 02114. Dr. Olds' primary practice is Massachusetts General Hospital in Boston, Massachusetts, part of Mass General Brigham. Dmand AI also links Dr. Olds to 1 hospital, 3 medical groups and 1 community health center.
What is Dr. Peter K. Olds' office phone number?
The practice phone on file for Dr. Olds is (617) 726-2000.
What is Dr. Peter K. Olds' medical license number?
Dr. Olds holds Massachusetts license 268910.
Which hospitals is Dr. Peter K. Olds affiliated with?
Dr. Olds practices at Massachusetts General Hospital in Boston, Massachusetts. Dr. Olds is also affiliated with Brigham and Women's Hospital. Dmand AI links Dr. Olds to 1 more hospital.
What medical group is Dr. Peter K. Olds part of?
Dr. Olds is linked to Massachusetts General Physicians Organization (MGPO). Dmand AI links Dr. Olds to 3 more medical groups.
Does Dr. Peter K. Olds accept Medicare?
Yes. CMS data shows Dr. Olds billed Medicare for 308 services in 2024, and Dr. Olds accepts Medicare assignment.
How many Medicare patients does Dr. Peter K. Olds see?
CMS counts 163 Medicare patients who saw Dr. Olds in 2024, with an average age of 76.
What services does Dr. Peter K. Olds bill to Medicare?
In 2024, Dr. Olds' most billed Medicare services were hospital inpatient care (99232), hospital inpatient care (99223) and hospital inpatient care (99233).
Where did Dr. Peter K. Olds go to medical school?
Dr. Olds graduated from Harvard Medical School in 2014.
How long has Dr. Peter K. Olds been practicing?
Dr. Olds graduated from medical school in 2014, 12 years ago.
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