Dr. Samantha Blum Ober, MD

  • Baltimore, MD
  • Internist
NPI1235524034PAC ID6507162039
Medicare services, 2024
646
Medicare patients, 2024
136
Part D claims, 2024
1,402
Hospital affiliations
2
Medical group
1
Practice address
600 N Wolfe St, Baltimore, MD 21287
Practice phone
Call (855) 662-3017
Professional email
Get professional email
Personal email
Get personal email
Mobile number
Get mobile number
Social profiles

Primary practice

Johns Hopkins Hospital Nelson/Harvey Building

Baltimore, Maryland

See all 5 affiliations

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Dr. Samantha Blum Ober is an internist in Baltimore, Maryland

Dr. Ober practices at Johns Hopkins Hospital Nelson/Harvey Building in Baltimore, Maryland.

Dr. Ober's NPI, 1235524034, was assigned on March 30, 2015. Dr. Ober holds Maryland license D0087629.

NPI and contact details
Medicare PAC ID
6507162039
NPI enumeration date
March 30, 2015
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Practice phone
(855) 662-3017
Professional email
Get email
Personal email
Get email
Mobile number
Get number
Sex
Female
Estimated age
40
Medical school graduation
2012

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

Dr. Samantha Blum Ober practices at Johns Hopkins Hospital Nelson/Harvey Building in Baltimore, Maryland

Dr. Ober's primary practice is Johns Hopkins Hospital Nelson/Harvey Building, at 600 N Wolfe St, Baltimore, MD 21287 in Baltimore City. The practice phone is (855) 662-3017.

  • Johns Hopkins Hospital Nelson/Harvey Building
    600 N Wolfe St, Baltimore, MD 21287 · Baltimore CityPhone(855) 662-3017

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

Dr. Samantha Blum Ober is affiliated with 4 sites of care and 1 medical group

Dr. Ober's primary practice is Johns Hopkins Hospital Nelson/Harvey Building in Baltimore, Maryland. Dr. Ober is also affiliated with The Johns Hopkins Hospital. The medical group on file is Johns Hopkins Community Physicians. Dmand AI also links Dr. Ober to 1 more hospital and 1 home health agency, each named with a free account.

See all 5 affiliations for Dr. Ober

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

Dmand AI tracks the EHR system at Dr. Samantha Blum Ober's practice

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

EHR by site
SiteEHR vendor and product
Johns Hopkins Hospital Nelson/Harvey BuildingAvailable with a free account
+3 more affiliated sitesAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Samantha Blum Ober is one of 3,320 internists in Maryland

Internal medicine is Dr. Ober's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Ober is licensed in Maryland.

Specialties and state licenses

  • Internal medicine, MarylandPrimaryLicense D0087629 · taxonomy 207R00000X

Internists near Dr. Ober

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. Samantha Blum Ober billed Medicare for 646 services in 2024

CMS data shows 646 Medicare services from Dr. Ober across 13 procedure codes in 2024, for 136 Medicare patients. Medicare paid $39,867 for them. Every service was in an office.

Medicare services, 2024646
Medicare patients136
Paid by Medicare$39,867
Procedure codes13

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

  • 2023
  • 2024
Office and hospital visits
2023: 3112024: 2945%
Surgery
2023: 1782024: 1667%
Other services
2023: 892024: 10922%
Tests and treatments
2023: 652024: 7718%

Dr. Ober compared with the Maryland median for internists, 2024

  • Dr. Ober
  • Maryland median
Medicare services
646vs 656Close to median
Medicare patients
136vs 25146% below
Part D claims
1,026vs 3093.3 times

Medians across 3,215 internists in Maryland with Dmand AI profiles that report each measure.

Dr. Ober'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. Ober

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

Dr. Samantha Blum Ober treated 136 Medicare patients in 2024, average age 70

CMS counts 136 Medicare patients who saw Dr. Ober in 2024. The largest group is 65 to 74, with 74 patients. 72% of them have high blood pressure, and 72% have high cholesterol. 15% are also on Medicaid. Their average risk score is 1.09, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Ober's median patient age at 57, with 64% women.

Medicare patients, 2024136
Average age70
Average risk score1.09
Also on Medicaid15%

Dr. Ober's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Dr. Ober's Medicare patients by sex, 2024

  • Women9469%
  • Men4231%

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

  1. High blood pressure72%
  2. High cholesterol72%
  3. Arthritis46%
  4. Mood disorders29%
  5. Anxiety27%
  6. Diabetes27%
  7. Depression26%
  8. Ischemic heart disease20%

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

Dr. Ober's patients across all payers

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

Patient panel by age, all payers

Median age 57

Patient panel by sex, all payers

  • Women64%
  • Men36%

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

Dr. Samantha Blum Ober wrote 1,402 Medicare Part D claims in 2024

In 2024, Dr. Ober wrote 1,402 Medicare Part D claims for 143 patients. 87% of them were for generic drugs. CMS names the drug for 1,026 of them, across 41 drugs with 11 or more claims each, at $92,532 in total drug cost. In 2023, CMS named 665 claims across 28 drugs.

Part D claims, 20241,402
Drugs named by CMS41
Total drug cost$92,532
Part D patients143

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

  • Generic1,226 claims87%
  • Brand-name164 claims12%
  • Other12 claims1%

Dr. Ober'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. Ober's Part D claims, 2024

  • Opioids2%23 of 1,402 claims
  • Antibiotics1%14 of 1,402 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: 6652024: 1,02654%

Drugs named by CMS: 41 in 2024, 28 in 2023.

See all prescribing by Dr. Ober

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. Samantha Blum Ober offers telehealth to Medicare patients

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

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Source: Doctors and Clinicians National Downloadable File (CMS)

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Sources for Dr. Samantha Blum Ober'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 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)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)
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. Samantha Blum Ober

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. Samantha Blum Ober's NPI number?

Dr. Samantha Blum Ober's NPI number is 1235524034. It was assigned on March 30, 2015, and it is active in the NPI Registry.

What kind of doctor is Dr. Samantha Blum Ober?

Dr. Samantha Blum Ober is an internist in Baltimore, Maryland. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).

Where does Dr. Samantha Blum Ober practice?

Dr. Ober practices at 600 N Wolfe St, Baltimore, MD 21287. Dr. Ober's primary practice is Johns Hopkins Hospital Nelson/Harvey Building in Baltimore, Maryland. Dmand AI also links Dr. Ober to 1 hospital and 1 home health agency.

What is Dr. Samantha Blum Ober's office phone number?

The practice phone on file for Dr. Ober is (855) 662-3017.

What is Dr. Samantha Blum Ober's medical license number?

Dr. Ober holds Maryland license D0087629.

Which hospitals is Dr. Samantha Blum Ober affiliated with?

Dr. Ober is affiliated with The Johns Hopkins Hospital. Dmand AI links Dr. Ober to 1 more hospital.

What medical group is Dr. Samantha Blum Ober part of?

Dr. Ober is linked to Johns Hopkins Community Physicians.

Does Dr. Samantha Blum Ober accept Medicare?

Yes. CMS data shows Dr. Ober billed Medicare for 646 services in 2024, and Dr. Ober accepts Medicare assignment.

Does Dr. Samantha Blum Ober offer telehealth?

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

How many Medicare patients does Dr. Samantha Blum Ober see?

CMS counts 136 Medicare patients who saw Dr. Ober in 2024, with an average age of 70.

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What services does Dr. Samantha Blum Ober bill to Medicare?

In 2024, Dr. Ober's most billed Medicare services were office visit, established patient (99214), surgery: heart and blood vessels (36415) and medicare service (G0439).

What drugs does Dr. Samantha Blum Ober prescribe most?

In 2024 Medicare Part D data, Dr. Ober's most prescribed drugs by claims were Amlodipine Besylate, Atorvastatin Calcium and Lisinopril.

How long has Dr. Samantha Blum Ober been practicing?

Dr. Ober graduated from medical school in 2012, 14 years ago.

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